diff --git a/.github/workflows/build_packages.yml b/.github/workflows/build_packages.yml
new file mode 100644
index 0000000..3baa4d7
--- /dev/null
+++ b/.github/workflows/build_packages.yml
@@ -0,0 +1,56 @@
+name: Build Packages
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+on:
+  pull_request:
+  workflow_dispatch:
+  push:
+    branches:
+      - stable
+jobs:
+  build:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest, macos-13, macos-latest, windows-latest]
+        recipe: [symmetry]
+    runs-on: ${{ matrix.os }}
+    defaults:
+      run:
+        shell: bash -l {0}
+    steps:
+      - uses: actions/checkout@v4
+      - name: Setup Conda
+        uses: conda-incubator/setup-miniconda@v3
+        with:
+          auto-update-conda: false
+          conda-solver: libmamba
+          auto-activate-base: true
+          activate-environment: ""
+      - name: Install Build Tools
+        run: conda install python anaconda-client conda-build
+      - name: Configure Auto-Upload
+        if: github.ref == 'refs/heads/stable'
+        run: |
+          conda config --set anaconda_upload yes
+      - name: Build Binary
+        run: |
+          # set a default value to the conda_token if needed (like from forks)
+          : "${CONDA_TOKEN:=${{ secrets.ANACONDA_TOKEN }}}"
+          : "${CONDA_TOKEN:=default_value}"
+          echo "CONDA_TOKEN=$CONDA_TOKEN" >> $GITHUB_ENV
+          conda config --add channels conda-forge
+          conda config --add channels rmg
+          conda build --token $CONDA_TOKEN --user rmg ${{ matrix.recipe }}
+  result:
+    if: ${{ always() }}
+    runs-on: ubuntu-latest
+    name: Final Results
+    needs: [build]
+    steps:
+      - run: exit 1
+        # see https://github.com/orgs/community/discussions/26822?sort=new#discussioncomment-8285141
+        if: ${{ contains(needs.*.result, 'failure') || contains(needs.*.result, 'cancelled') || contains(needs.*.result, 'skipped') }}
diff --git a/.gitignore b/.gitignore
index 877fd08..e69de29 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +0,0 @@
-*~
-*.swp
-*.idea/
diff --git a/CoolProp/bld.bat b/CoolProp/bld.bat
deleted file mode 100644
index 64b6031..0000000
--- a/CoolProp/bld.bat
+++ /dev/null
@@ -1,14 +0,0 @@
-:: # CAUTION: This file is generated automatically, any customisation will be lost.
-copy "%PREFIX%\..\..\libs\libpython27.a" "%PREFIX%\libs\libpython27.a"
-copy "%PREFIX%\..\..\Lib\distutils\distutils.cfg" "%PREFIX%\Lib\distutils\distutils.cfg"
-
-pushd wrappers\Python
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-popd 
- 
-:: Add more build steps here, if they are necessary.
- 
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/CoolProp/build.sh b/CoolProp/build.sh
deleted file mode 100644
index 009d893..0000000
--- a/CoolProp/build.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/bash
-# CAUTION: This file is generated automatically, any customisation will be lost.
-
-pushd wrappers/Python
-$PYTHON setup.py install
-popd 
- 
-# Add more build steps here, if they are necessary.
- 
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/CoolProp/meta.yaml b/CoolProp/meta.yaml
deleted file mode 100644
index 7ba9be2..0000000
--- a/CoolProp/meta.yaml
+++ /dev/null
@@ -1,66 +0,0 @@
-# CAUTION: This file is generated automatically, any customisation will be lost.
-
-package:
-  name: coolprop
-  version: 6.0.1dev
-
-
-source:
-  git_url: https://github.com/CoolProp/CoolProp.git
-
-
-#build:
-#  script: python setup.py install [not win]
-#  script: "%PYTHON%" setup.py install & if errorlevel 1 exit 1 [win]
-
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  # number: 1
-
-requirements:
-  build:
-    - python
-    - setuptools
-    - numpy
-    - scipy
-    - matplotlib
-    - pandas
-    - cython
-
-  run:
-    - python
-    - numpy
-    - scipy
-    - matplotlib
-    - pandas
-
-test:
-  # Python imports
-  imports:
-    - CoolProp
-#    #- CoolProp.GUI
-#    #- CoolProp.Plots
-#    - CoolProp.tests
-
-  # commands:
-    # You can put test commands to be run here.  Use this to test that the
-    # entry points work.
-
-
-  # You can also put a file called run_test.py in the recipe that will be run
-  # at test time.
-
-  requires:
-    # Put any additional test requirements here.  For example
-    # - nose
-    - numpy
-    - scipy
-    - matplotlib
-    - pandas
-    - cython
-    - nose
-
-about:
-  home: http://www.coolprop.org
-  license: MIT
-  summary: Open-source thermodynamic and transport properties database
diff --git a/README.md b/README.md
index c63001f..a040b71 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,8 @@
 # Conda Recipes for RMG-Py dependencies
 
-Example recipes for the new conda build system.  Use
+Example recipes for the conda build system.
+Run `conda build <recipe directory>`.
 
-    conda build <recipe directory>
-
-You have to use conda >= 1.7
-[conda](https://github.com/continuumio/conda).
-
-See http://docs.continuum.io/conda/build.html for information on how to make a recipe,
-or just look at the examples here.
+You have to use `conda >=  23.1.0` - see the [installation instructions](https://docs.anaconda.com/free/anaconda/install/).
 
+See [the `conda` documentation](https://docs.conda.io/projects/conda-build/en/latest/user-guide/tutorials/build-pkgs.html) for information on how to make a recipe or just look at the examples here.
diff --git a/cairo/bld.bat b/cairo/bld.bat
deleted file mode 100644
index 4a32887..0000000
--- a/cairo/bld.bat
+++ /dev/null
@@ -1,37 +0,0 @@
-setlocal enableextensions enabledelayedexpansion
-
-@echo off
-
-:: Setting variables in Cygwin style
-set LIBRARY_INC_CW=!LIBRARY_INC:\=/!
-set LIBRARY_INC_CW=!LIBRARY_INC_CW::=!
-set LIBRARY_INC_CW=/%LIBRARY_INC_CW%
-
-set LIBRARY_LIB_CW=!LIBRARY_LIB:\=/!
-set LIBRARY_LIB_CW=!LIBRARY_LIB_CW::=!
-set LIBRARY_LIB_CW=/%LIBRARY_LIB_CW%
-
-:: Compiling
-mingw32-make -f Makefile.win32 CFG=release ^
-  PIXMAN_CFLAGS=-I%LIBRARY_INC_CW%/pixman ^
-  PIXMAN_LIBS=%LIBRARY_LIB_CW%/pixman-1.lib ^
-  ZLIB_CFLAGS=-I%LIBRARY_INC_CW% ^
-  LIBPNG_CFLAGS=-I%LIBRARY_INC_CW% ^
-  CAIRO_LIBS='gdi32.lib msimg32.lib user32.lib %LIBRARY_LIB_CW%/libpng.lib %LIBRARY_LIB_CW%/zlib.lib'
-
-:: Installing
-set CAIRO_INC=%LIBRARY_INC%\cairo
-mkdir %CAIRO_INC%
-move cairo-version.h %CAIRO_INC%
-move src\cairo-features.h %CAIRO_INC%
-move src\cairo.h %CAIRO_INC%
-move src\cairo-deprecated.h %CAIRO_INC%
-move src\cairo-win32.h %CAIRO_INC%
-move src\cairo-script.h %CAIRO_INC%
-move src\cairo-ps.h %CAIRO_INC%
-move src\cairo-pdf.h %CAIRO_INC%
-move src\cairo-svg.h %CAIRO_INC%
-
-move src\release\cairo.dll %LIBRARY_BIN%
-move src\release\cairo.lib %LIBRARY_LIB%
-move src\release\cairo-static.lib %LIBRARY_LIB%
diff --git a/cairo/build.sh b/cairo/build.sh
deleted file mode 100644
index d47a282..0000000
--- a/cairo/build.sh
+++ /dev/null
@@ -1,30 +0,0 @@
-#!/bin/bash
-
-export CFLAGS="-I$PREFIX/include -L$PREFIX/lib"
-
-# As of Mac OS 10.8, X11 is no longer included by default
-# (See https://support.apple.com/en-us/HT201341 for the details).
-# Due to this change, we disable building X11 support for cairo on Mac by
-# default.
-export XWIN_ARGS=""
-if [ `uname` == Darwin ]; then
-   export XWIN_ARGS="--disable-xlib -disable-xcb --disable-glitz"
-fi
-
-
-./configure                 \
-    --prefix=$PREFIX        \
-    --disable-static        \
-    --disable-gobject       \
-    --enable-warnings       \
-    --enable-ft             \
-    --enable-ps             \
-    --enable-pdf            \
-    --enable-svg            \
-    --disable-gtk-doc       \
-    $XWIN_ARGS
-
-make
-make install
-
-rm -rf $PREFIX/share
diff --git a/cairo/meta.yaml b/cairo/meta.yaml
deleted file mode 100644
index f3ec5e1..0000000
--- a/cairo/meta.yaml
+++ /dev/null
@@ -1,44 +0,0 @@
-package:
-  name: cairo
-  version: 1.12.18 [unix]
-  version: 1.12.0 [win]
-
-source:
-  fn: cairo-1.12.18.tar.xz [unix]
-  url: http://cairographics.org/releases/cairo-1.12.18.tar.xz [unix]
-  md5: 8e4ff32b82c3b39387eb6f5c59ef848e [unix]
-
-  fn: cairo-1.12.0.tar.gz [win]
-  url: http://cairographics.org/releases/cairo-1.12.0.tar.gz [win]
-
-
-build:
-  number: 0              [win or osx]
-  number: 3              [linux]
-  features:
-    - vc9                [win and py27]
-    - vc10               [win and py34]
-    - vc14               [win and py35]
-
-requirements:
-  build:
-    # HACK: The python dep is here to get vc features to work
-    - python                  [win]
-    - pkg-config              [osx]
-    - xz                      [unix]
-    - freetype      2.5.*     [unix]
-    - fontconfig    2.11.*    [linux]
-    - pixman        0.32.*
-    - libpng        1.6.*
-    - zlib          1.2.*
-  run:
-    - freetype      2.5.*     [unix]
-    - fontconfig    2.11.*    [linux]
-    - libpng        1.6.*
-    - pixman        0.32.*
-    - zlib          1.2.*
-
-about:
-  home: http://cairographics.org/
-  license: LGPL 2.1, MPL 1.1
-  summary: Cairo is a 2D graphics library with support for multiple output devices.
diff --git a/cairocffi/bld.bat b/cairocffi/bld.bat
deleted file mode 100644
index 87b1481..0000000
--- a/cairocffi/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/cairocffi/build.sh b/cairocffi/build.sh
deleted file mode 100644
index 23d4c8c..0000000
--- a/cairocffi/build.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-$PYTHON setup.py install --single-version-externally-managed --root /
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/cairocffi/meta.yaml b/cairocffi/meta.yaml
deleted file mode 100644
index 7f92281..0000000
--- a/cairocffi/meta.yaml
+++ /dev/null
@@ -1,44 +0,0 @@
-package:
-  name: cairocffi
-  version: "0.6"
-
-source:
-  fn: cairocffi-0.6.tar.gz
-  url: https://pypi.python.org/packages/source/c/cairocffi/cairocffi-0.6.tar.gz
-  md5: af0e93b31be42a8f2be23b1234336496
-  patches:
-   - search-conda-libs.diff
-
-build:
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  number: 1
-
-requirements:
-  build:
-    - python
-    - setuptools
-    - cffi >=0.6
-
-  run:
-    - python
-    - cffi >=0.6
-    - cairo
-
-test:
-  # Python imports
-  imports:
-    - cairocffi
-    
-  requires:
-    - pytest
-    - nose
-
-about:
-  home: https://github.com/SimonSapin/cairocffi
-  license: BSD License
-  summary: 'cffi-based cairo bindings for Python'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/cairocffi/run_test.sh b/cairocffi/run_test.sh
deleted file mode 100644
index 7a7bda1..0000000
--- a/cairocffi/run_test.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-
-#cp $SRC_DIR/cairocffi/test_cairo.py ./
-sed -e "s/^from . import/from cairocffi import/g" -e "s/^from \./from cairocffi./g" $SRC_DIR/cairocffi/test_cairo.py > test_cairo.py
-nosetests -P test_cairo.py
diff --git a/cairocffi/search-conda-libs.diff b/cairocffi/search-conda-libs.diff
deleted file mode 100644
index 7206b34..0000000
--- a/cairocffi/search-conda-libs.diff
+++ /dev/null
@@ -1,17 +0,0 @@
-To avoid the need to set LD_LIBRARY_PATH or whatever, we make the script
-also search the anaconda environments /lib folder.
-
-diff --git a/cairocffi/__init__.py b/cairocffi/__init__.py
-index 2b8f82b..6b67d8b 100644
---- cairocffi/__init__.py
-+++ cairocffi/__init__.py
-@@ -38,6 +38,11 @@ ffi = FFI()
- ffi.cdef(constants._CAIRO_HEADERS)
- CAIRO_NAMES = ['libcairo.so.2', 'libcairo.2.dylib', 'libcairo-2.dll',
-                'cairo', 'libcairo-2']
-+# Also search in anaconda folder, for the purposes of conda environments only
-+import os
-+CAIRO_NAMES.extend(
-+    [os.path.join('/opt/anaconda1anaconda2anaconda3','lib',name)
-+     for name in CAIRO_NAMES])
- cairo = dlopen(ffi, *CAIRO_NAMES)
diff --git a/cclib/build.sh b/cclib/build.sh
deleted file mode 100644
index 0242cfd..0000000
--- a/cclib/build.sh
+++ /dev/null
@@ -1,11 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py build
-$PYTHON setup.py install
-
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/cclib/meta.yaml b/cclib/meta.yaml
deleted file mode 100644
index 4c86191..0000000
--- a/cclib/meta.yaml
+++ /dev/null
@@ -1,33 +0,0 @@
-# This file created by conda-build 2.1.13
-#
-# This file, and the associated build.sh file do
-# not appear to work on later versions of
-# conda-build
-# ------------------------------------------------
-
-package:
-    name: cclib
-    version: '1.5.3'
-source:
-    git_url: https://github.com/cclib/cclib.git
-
-requirements:
-    build:
-        - python
-    run:
-        - python
-        - numpy
-test:
-    imports:
-        - cclib
-        - cclib.io
-        - cclib.bridge
-        - cclib.method
-        - cclib.parser
-        - cclib.progress
-about:
-    home: http://cclib.github.io/
-    license: GNU Library or Lesser General Public License (LGPL)
-    summary: 'cclib: parsers and algorithms for computational chemistry'
-extra:
-    final: true
diff --git a/diffeqpy/build.sh b/diffeqpy/build.sh
deleted file mode 100644
index d571d98..0000000
--- a/diffeqpy/build.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-export LDFLAGS="-headerpad_max_install_names"
-python -m pip install --no-deps --ignore-installed .
-#julia -e "using Pkg; Pkg.add(\"SpecialFunctions\"); Pkg.build(\"SpecialFunctions\")"
-#python -c "import diffeqpy; diffeqpy.install();"
diff --git a/diffeqpy/meta.yaml b/diffeqpy/meta.yaml
deleted file mode 100644
index d502888..0000000
--- a/diffeqpy/meta.yaml
+++ /dev/null
@@ -1,41 +0,0 @@
-{% set version = "1.1.0" %}
-{% set name = "diffeqpy" %}
-
-package:
-  name: diffeqpy
-  version: {{ version }}
-
-source:
-  fn: {{ name }}-{{ version }}.tar.gz
-  url: https://pypi.io/packages/source/{{ name[0] }}/{{ name }}/{{ name }}-{{ version }}.tar.gz
-  sha256: 0ff315bf3d4345a83dc623b614e39c8365302df1cc9d36dcb8ce782d926f255b
-
-build:
-    number: '1'
-    string: rmg_1
-
-requirements:
-  build:
-    - python=3.7
-    - pip
-    - julia>1
-    - pyjulia
-  run:
-    - python=3.7
-    - julia>1
-    - pyjulia
-
-test:
-  imports:
-    - diffeqpy
-  #commands:
-  #  - python -c "from julia.api import Julia; jl = Julia(compiled_modules=False); from diffeqpy import de"
-  #  - python-jl -c "from diffeqpy import de"
-
-about:
-  home: https://github.com/SciML/diffeqpy
-  license: MIT
-  license_file: 'LICENSE.md'
-  license_family: MIT
-  summary: "python interface to julia DifferentialEquations"
-
diff --git a/eigen/build.sh b/eigen/build.sh
deleted file mode 100644
index 2216cf8..0000000
--- a/eigen/build.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-mkdir build
-cd build
-
-cmake -DCMAKE_INSTALL_PREFIX=$PREFIX ..
-
-make
-make install
diff --git a/eigen/meta.yaml b/eigen/meta.yaml
deleted file mode 100644
index cd74f09..0000000
--- a/eigen/meta.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-package:
-  name: eigen
-  version: 3.2.1
-
-source:
-  fn: eigen-3.2.1.tar.gz
-  url: http://bitbucket.org/eigen/eigen/get/3.2.1.tar.gz
-
-requirements:
-  build:
-    - cmake
-    - gcc ==4.8.2
-
-about:
-  home: http://eigen.tuxfamily.org
-  license: MPL2
diff --git a/fontconfig/build.sh b/fontconfig/build.sh
deleted file mode 100644
index 69a31fd..0000000
--- a/fontconfig/build.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/bin/bash
-
-sed s:'@PREFIX@':"$PREFIX":g -i src/fccfg.c
-
-chmod +x configure
-./configure --prefix $PREFIX --enable-libxml2 --disable-docs
-
-make
-make install
-
-# Remove computed cache with local fonts
-rm -Rf $PREFIX/var/cache/fontconfig
-
-# Leave cache directory, in case it's needed
-mkdir -p $PREFIX/var/cache/fontconfig
-touch $PREFIX/var/cache/fontconfig/.leave
diff --git a/fontconfig/fc-cache.patch b/fontconfig/fc-cache.patch
deleted file mode 100644
index 0012259..0000000
--- a/fontconfig/fc-cache.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- fc-cache/fc-cache.c
-+++ fc-cache/fc-cache.c
-@@ -388,7 +388,7 @@ main (int argc, char **argv)
-     list = FcStrListCreate (updateDirs);
-     if (list)
-     {
--	ret += scanDirs (list, config, FcTrue, really_force, verbose, FcFalse, &changed, NULL);
-+	ret += scanDirs (list, config, FcTrue, FcFalse, verbose, FcFalse, &changed, NULL);
- 	FcStrListDone (list);
-     }
-     FcStrSetDestroy (updateDirs);
diff --git a/fontconfig/fcf.patch b/fontconfig/fcf.patch
deleted file mode 100644
index e1bf199..0000000
--- a/fontconfig/fcf.patch
+++ /dev/null
@@ -1,15 +0,0 @@
-diff --git src/fccfg.c src/fccfg.c
-index 6377fd7..8175f85 100644
---- src/fccfg.c
-+++ src/fccfg.c
-@@ -1830,9 +1830,7 @@ DllMain (HINSTANCE hinstDLL,
- 
- #endif /* !_WIN32 */
- 
--#ifndef FONTCONFIG_FILE
--#define FONTCONFIG_FILE	"fonts.conf"
--#endif
-+#define FONTCONFIG_FILE	"@PREFIX@/etc/fonts/fonts.conf"
- 
- static FcChar8 *
- FcConfigFileExists (const FcChar8 *dir, const FcChar8 *file)
diff --git a/fontconfig/meta.yaml b/fontconfig/meta.yaml
deleted file mode 100644
index eab40dd..0000000
--- a/fontconfig/meta.yaml
+++ /dev/null
@@ -1,30 +0,0 @@
-package:
-  name: fontconfig
-  version: 2.11.1
-
-source:
-  fn: fontconfig-2.11.1.tar.bz2
-  url: http://www.freedesktop.org/software/fontconfig/release/fontconfig-2.11.1.tar.bz2
-  md5: 824d000eb737af6e16c826dd3b2d6c90
-  patches:
-    - fc-cache.patch  # [linux]
-    - fcf.patch       # [linux]
-
-build:
-  number: 4
-  binary_has_prefix_files:  # [linux]
-    - lib/libfontconfig.so.1.8.0 # [linux]
-
-requirements:
-  build:
-    - freetype  >=2.5.2
-    - libxml2
-    - libpng
-  run:
-    - freetype  >=2.5.2
-    - libxml2
-    - libpng
-
-about:
-    home: http://www.freedesktop.org/wiki/Software/fontconfig/
-    license: BSD
diff --git a/gprof2dot/bld.bat b/gprof2dot/bld.bat
deleted file mode 100644
index 87b1481..0000000
--- a/gprof2dot/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/gprof2dot/build.sh b/gprof2dot/build.sh
deleted file mode 100644
index 4d7fc03..0000000
--- a/gprof2dot/build.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/gprof2dot/meta.yaml b/gprof2dot/meta.yaml
deleted file mode 100644
index 55d42d6..0000000
--- a/gprof2dot/meta.yaml
+++ /dev/null
@@ -1,62 +0,0 @@
-package:
-  name: gprof2dot
-  version: "2015.02.03"
-
-source:
-  fn: gprof2dot-2015.02.03.tar.gz
-  url: https://pypi.python.org/packages/source/g/gprof2dot/gprof2dot-2015.02.03.tar.gz
-  md5: b026772f1cc8f7f203143855e0316443
-#  patches:
-   # List any patch files here
-   # - fix.patch
-
-build:
-  # preserve_egg_dir: True
-  entry_points:
-    # Put any entry points (scripts to be generated automatically) here. The
-    # syntax is module:function.  For example
-    #
-    # - gprof2dot = gprof2dot:main
-    #
-    # Would create an entry point called gprof2dot that calls gprof2dot.main()
-
-    - gprof2dot=gprof2dot:main
-
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  # number: 1
-
-requirements:
-  build:
-    - python
-    - setuptools
-
-  run:
-    - python
-
-test:
-  # Python imports
-  imports:
-    - gprof2dot
-
-  commands:
-    # You can put test commands to be run here.  Use this to test that the
-    # entry points work.
-
-    - gprof2dot --help
-
-  # You can also put a file called run_test.py in the recipe that will be run
-  # at test time.
-
-  # requires:
-    # Put any additional test requirements here.  For example
-    # - nose
-
-about:
-  home: https://code.google.com/p/jrfonseca/wiki/Gprof2Dot
-  license: LGPL
-  summary: 'Generate a dot graph from the output of several profilers.'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/guppy/bld.bat b/guppy/bld.bat
deleted file mode 100644
index 87b1481..0000000
--- a/guppy/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/guppy/build.sh b/guppy/build.sh
deleted file mode 100644
index 4d7fc03..0000000
--- a/guppy/build.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/guppy/meta.yaml b/guppy/meta.yaml
deleted file mode 100644
index 84d01d7..0000000
--- a/guppy/meta.yaml
+++ /dev/null
@@ -1,65 +0,0 @@
-package:
-  name: guppy
-  version: "0.1.10"
-
-source:
-  fn: guppy-0.1.10.tar.gz
-  url: https://pypi.python.org/packages/source/g/guppy/guppy-0.1.10.tar.gz
-  md5: 08942f467160a3559f76ea622256d699
-#  patches:
-   # List any patch files here
-   # - fix.patch
-
-# build:
-  # preserve_egg_dir: True
-  # entry_points:
-    # Put any entry points (scripts to be generated automatically) here. The
-    # syntax is module:function.  For example
-    #
-    # - guppy = guppy:main
-    #
-    # Would create an entry point called guppy that calls guppy.main()
-
-
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  # number: 1
-
-requirements:
-  build:
-    - python
-
-  run:
-    - python
-
-test:
-  # Python imports
-  imports:
-    - guppy
-    - guppy.doc
-    - guppy.etc
-    - guppy.gsl
-    - guppy.heapy
-    - guppy.heapy.test
-    - guppy.sets
-
-  # commands:
-    # You can put test commands to be run here.  Use this to test that the
-    # entry points work.
-
-
-  # You can also put a file called run_test.py in the recipe that will be run
-  # at test time.
-
-  # requires:
-    # Put any additional test requirements here.  For example
-    # - nose
-
-about:
-  home: http://guppy-pe.sourceforge.net
-  license: MIT
-  summary: 'Guppy-PE -- A Python Programming Environment'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/julia/build.sh b/julia/build.sh
deleted file mode 100644
index 9d24efd..0000000
--- a/julia/build.sh
+++ /dev/null
@@ -1,108 +0,0 @@
-#!/bin/sh
-
-#make julia directory
-mkdir -p ${PREFIX}/share/julia/site
-mkdir -p ${PREFIX}/bin
-#set JULIA_DEPOT_PATH in conda env
-export JULIA_DEPOT_PATH="${PREFIX}/share/julia/site"
-ACTIVATE_ENV="${PREFIX}/etc/conda/activate.d/env_vars.sh"
-DEACTIVATE_ENV="${PREFIX}/etc/conda/deactivate.d/env_vars.sh"
-
-if [ -f "$ACTIVATE_ENV" ]; then
-        echo "export JULIA_DEPOT_PATH=\"${PREFIX}/share/julia/site\"" >> $ACTIVATE_ENV
-        echo "export JULIA_OLD_LD_LIBRARY_PATH=$LD_LIBRARY_PATH" >> $ACTIVATE_ENV
-        echo "export LD_LIBRARY_PATH=\"${PREFIX}/lib\"" >> $ACTIVATE_ENV
-else
-        mkdir -p ${PREFIX}/etc/conda/activate.d
-        touch ${PREFIX}/etc/conda/activate.d/env_vars.sh
-        echo '#!/bin/sh' >> $ACTIVATE_ENV
-        echo "export JULIA_DEPOT_PATH=\"${PREFIX}/share/julia/site\"" >> $ACTIVATE_ENV
-        echo "export JULIA_OLD_LD_LIBRARY_PATH=$LD_LIBRARY_PATH" >> $ACTIVATE_ENV
-        echo "export LD_LIBRARY_PATH=\"${PREFIX}/lib\"" >> $ACTIVATE_ENV
-fi
-if [ -f "$DEACTIVATE_ENV" ]; then
-        echo "unset JULIA_DEPOT_PATH" >> $DEACTIVATE_ENV
-        echo "export LD_LIBRARY_PATH=$JULIA_OLD_LD_LIBRARY_PATH" >> $DEACTIVATE_ENV
-        echo "unset JULIA_OLD_LD_LIBRARY_PATH" >> $DEACTIVATE_ENV
-else
-        mkdir -p ${PREFIX}/etc/conda/deactivate.d
-        touch ${PREFIX}/etc/conda/deactivate.d/env_vars.sh
-        echo '#!/bin/sh' >> $DEACTIVATE_ENV
-        echo "unset JULIA_DEPOT_PATH" >> $DEACTIVATE_ENV
-        echo "export LD_LIBRARY_PATH=$JULIA_OLD_LD_LIBRARY_PATH" >> $DEACTIVATE_ENV
-        echo "unset JULIA_OLD_LD_LIBRARY_PATH" >> $DEACTIVATE_ENV
-fi
-
-#Modified from the Julia developers' julia-install.sh script
-set -e
-VERSION="1.6.7"
-
-case "$VERSION" in
-  nightly)
-    BASEURL="https://julialangnightlies-s3.julialang.org/bin"
-    JULIANAME="julia-latest"
-    ;;
-  [0-9]*.[0-9]*.[0-9]*)
-    BASEURL="https://julialang-s3.julialang.org/bin"
-    SHORTVERSION="$(echo "$VERSION" | grep -Eo '^[0-9]+\.[0-9]+')"
-    JULIANAME="$SHORTVERSION/julia-$VERSION"
-    ;;
-  [0-9]*.[0-9])
-    BASEURL="https://julialang-s3.julialang.org/bin"
-    SHORTVERSION="$(echo "$VERSION" | grep -Eo '^[0-9]+\.[0-9]+')"
-    JULIANAME="$SHORTVERSION/julia-$VERSION-latest"
-    ;;
-  *)
-    echo "Unrecognized VERSION=$VERSION, exiting"
-    exit 1
-    ;;
-esac
-
-case $(uname) in
-  Linux)
-    case $(uname -m) in
-      x86_64)
-        ARCH="x64"
-        case "$JULIANAME" in
-          julia-latest)
-            SUFFIX="linux64"
-            ;;
-          *)
-            SUFFIX="linux-x86_64"
-            ;;
-        esac
-        ;;
-      i386 | i486 | i586 | i686)
-        ARCH="x86"
-        case "$JULIANAME" in
-          julia-latest)
-            SUFFIX="linux32"
-            ;;
-          *)
-            SUFFIX="linux-i686"
-            ;;
-        esac
-        ;;
-      *)
-        echo "Do not have Julia binaries for this architecture, exiting"
-        exit 1
-        ;;
-    esac
-    echo "$BASEURL/linux/$ARCH/$JULIANAME-$SUFFIX.tar.gz"
-    cd ${PREFIX}/share/julia/site
-    curl -L "$BASEURL/linux/$ARCH/$JULIANAME-$SUFFIX.tar.gz" | tar -xzs
-    ln -s $PWD/julia-*/bin/julia ${PREFIX}/bin/julia
-    cd ${PREFIX}
-    ;;
-  Darwin)
-    curl -Lo julia.dmg "$BASEURL/mac/x64/$JULIANAME-mac64.dmg"
-    hdiutil mount -mountpoint /Volumes/Julia julia.dmg
-    cp -Ra /Volumes/Julia/*.app/Contents/Resources/julia ${PREFIX}/share/julia/site
-    ln -s ${PREFIX}/share/julia/site/julia/bin/julia ${PREFIX}/bin/julia
-    # TODO: clean up after self?
-    ;;
-  *)
-    echo "Do not have Julia binaries for this platform, exiting"
-    exit 1
-    ;;
-esac
diff --git a/julia/meta.yaml b/julia/meta.yaml
deleted file mode 100644
index 75b5d71..0000000
--- a/julia/meta.yaml
+++ /dev/null
@@ -1,16 +0,0 @@
-# This file created by conda-build 3.19.2
-# meta.yaml template originally from:
-# /Users/runner/runners/2.166.4/work/1/s/recipe, last modified Mon Apr 27 16:06:50 2020
-# ------------------------------------------------
-
-package:
-    name: julia
-    version: 1.6.7
-build:
-    number: '1'
-    string: rmg_1 
-about:
-    summary: julia from julialang
-extra:
-    recipe-maintainers:
-        - mjohnson541
diff --git a/lpsolve/build.sh b/lpsolve/build.sh
deleted file mode 100644
index c095e95..0000000
--- a/lpsolve/build.sh
+++ /dev/null
@@ -1,41 +0,0 @@
-platform="unknown"
-unamestr=$(uname)
-if [[ "$unamestr" == "Linux" ]]; then
-  platform="linux"
-  platarch="ux${ARCH}"
-  libname="liblpsolve55.so"
-  ccc="ccc"
-elif [[ "$unamestr" == "Darwin" ]]; then
-  platform="macos"
-  platarch="osx64"
-  libname="liblpsolve55.dylib"
-  ccc="ccc.osx"
-fi
-
-mkdir -p ${PREFIX}/bin
-mkdir -p ${PREFIX}/lib
-mkdir -p ${PREFIX}/include/lpsolve
-
-# build library
-cd lpsolve55
-sed 's/-Wno-long-double//' < ${ccc} > ${ccc}.patched
-sh -x ${ccc}.patched
-cd bin/${platarch}
-
-if [[ "$platform" == "macos" ]]; then
-  install_name_tool -id ${PREFIX}/lib/liblpsolve55.dylib liblpsolve55.dylib
-fi
-
-cp ${libname} ${PREFIX}/lib/
-cd ../../../
-
-# build executable
-cd lp_solve
-sed 's/-Wno-long-double//' < ${ccc} > ${ccc}.patched
-sh ${ccc}.patched
-cp bin/${platarch}/lp_solve ${PREFIX}/bin/
-cd ..
-
-# install headers
-cp *.h ${PREFIX}/include/
-cp *.h ${PREFIX}/include/lpsolve/
diff --git a/lpsolve/demo.c b/lpsolve/demo.c
deleted file mode 100644
index 9cddf6e..0000000
--- a/lpsolve/demo.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
-A very simple example using lp_solve, with the following problem:
-    Objective function
-    min: -9 C1 -10 C2;
-    Constraints
-    R1: -0 <= +C1 <= 10;
-    +C1 -C2 = 0;
-To compile using GCC:
-    $ gcc demo2.c -o demo2 -llpsolve55
-*/
-
-#include "lp_lib.h"
-
-int demo()
-{
-    lprec *lp;
-    int j;
-    int num_cols = 2;
-    int ret;
-    
-    int *colno;
-    REAL *row;
-    
-    colno = (int *)malloc(sizeof(*colno) * num_cols);
-    row = (REAL *)malloc(sizeof(*row) * num_cols);
-    
-    lp = make_lp(0, num_cols);
-    
-    set_add_rowmode(lp, TRUE); /* makes building the model faster if it is done rows by row */
-    
-    colno[0] = 1;
-    colno[1] = 2;
-    j = 2;
-    
-    row[0] = 1;
-    row[1] = 0;
-    add_constraintex(lp, j, row, colno, LE, 10);
-    
-    set_rh_range(lp, 1, 10);
-    
-    row[0] = 1;
-    row[1] = -1;
-    add_constraintex(lp, j, row, colno, EQ, 0);
-    
-    set_add_rowmode(lp, FALSE); /* rowmode should be turned off again when done building the model */
-    
-    /* set objective function */
-    row[0] = -9.0;
-    row[1] = -10.0;
-    
-    set_obj_fnex(lp, 2, row, colno);
-    
-    /* object direction is minimise */
-    set_minim(lp);
-    
-    /* print problem to stdout */
-    write_LP(lp, stdout);
-
-    set_verbose(lp, IMPORTANT);
-
-    printf("\n");
-
-    ret = solve(lp);
-    printf("Status: %i\n", ret);
-
-    printf("Objective value: %f\n", get_objective(lp));
-
-    get_variables(lp, row);
-    for(j = 0; j < num_cols; j++)
-    {
-        printf("%s: %f\n", get_col_name(lp, j + 1), row[j]);
-    }
-
-    
-    if(lp != NULL)
-    {
-        delete_lp(lp);
-    }
-    
-    return 0;
-}
-
-int main()
-{
-    return demo();
-}
diff --git a/lpsolve/meta.yaml b/lpsolve/meta.yaml
deleted file mode 100644
index a5b0a88..0000000
--- a/lpsolve/meta.yaml
+++ /dev/null
@@ -1,23 +0,0 @@
-# This file created by conda-build 2.0.8
-# meta.yaml template originally from:
-# /Users/mjliu/Dropbox (MIT)/Research/anaconda/lpsolve, last modified Thu Nov  3 17:02:02 2016
-# ------------------------------------------------
-
-package:
-    name: lpsolve
-    version: 5.5.2.5
-source:
-    fn: lp_solve_5.5.2.5_source.tar.gz
-    md5: 3be57261fc41dd8e210f54017220d5f7
-    url: https://sourceforge.net/projects/lpsolve/files/lpsolve/5.5.2.5/lp_solve_5.5.2.5_source.tar.gz
-build:
-    number: '0'
-test:
-    files:
-        - demo.c
-about:
-    home: http://lpsolve.sourceforge.net/5.5/
-    license: LGPL
-extra:
-    recipe-maintainers:
-        - snorfalorpagus
diff --git a/lpsolve/run_test.sh b/lpsolve/run_test.sh
deleted file mode 100644
index 35c3be1..0000000
--- a/lpsolve/run_test.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-lp_solve -h
-
-cc -I ${PREFIX}/include -L ${PREFIX}/lib -Wl,-rpath,${PREFIX}/lib -o demo demo.c -llpsolve55
-./demo
diff --git a/lpsolve55/bld.bat b/lpsolve55/bld.bat
deleted file mode 100755
index c9f96b8..0000000
--- a/lpsolve55/bld.bat
+++ /dev/null
@@ -1,6 +0,0 @@
-copy "%PREFIX%\..\..\libs\libpython27.dll.a" "%PREFIX%\libs\libpython27.a"
-copy "%PREFIX%\..\..\Lib\distutils\distutils.cfg" "%PREFIX%\Lib\distutils\distutils.cfg"
-
-cd extra\Python
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
diff --git a/lpsolve55/build.sh b/lpsolve55/build.sh
deleted file mode 100644
index cb637f1..0000000
--- a/lpsolve55/build.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-cd ./extra/Python
-$PYTHON setup.py install
diff --git a/lpsolve55/hash_osx.patch b/lpsolve55/hash_osx.patch
deleted file mode 100644
index 11fdc89..0000000
--- a/lpsolve55/hash_osx.patch
+++ /dev/null
@@ -1,10 +0,0 @@
---- ./extra/Python/hash.c
-+++ ./extra/Python/hash.c
-@@ -8,7 +8,6 @@
- 
- #include <sys/types.h>
- #include <stdlib.h>
--#include <malloc.h>
- #include <string.h>
- 
- #include "hash.h"
diff --git a/lpsolve55/meta.yaml b/lpsolve55/meta.yaml
deleted file mode 100644
index 3e87426..0000000
--- a/lpsolve55/meta.yaml
+++ /dev/null
@@ -1,37 +0,0 @@
-package:
-    name: lpsolve55
-    version: 5.5
-
-source:
-    fn: lp_solve_5.5.2.5_Python_source.tar.gz
-    url: https://sourceforge.net/projects/lpsolve/files/lpsolve/5.5.2.5/lp_solve_5.5.2.5_Python_source.tar.gz
-    md5: 937f97a6e236e6ddc095485673a7a9ce
-
-    patches:
-        - setup.patch # [unix]
-        - setup_win.patch # [win]
-        - hash_osx.patch # [osx]
-
-build:
-    number: 1
-
-requirements:
-    build:
-        - python
-        - setuptools
-        - numpy
-        - lpsolve
-
-    run:
-        - python
-        - numpy
-        - lpsolve
-
-test:
-    imports:
-        - lpsolve55
-
-about:
-    home: http://lpsolve.sourceforge.net/
-    license: LGPL
-    summary: "Linear Program Solver, Python Interface to lpsolve"
diff --git a/lpsolve55/setup.patch b/lpsolve55/setup.patch
deleted file mode 100644
index 854e1a1..0000000
--- a/lpsolve55/setup.patch
+++ /dev/null
@@ -1,23 +0,0 @@
---- ./extra/Python/setup.py
-+++ ./extra/Python/setup.py
-@@ -6,9 +6,9 @@
- NUMPYPATH = '.'
- if os.path.isdir(p + '/include/numpy'):
-   NUMPY = 'NUMPY'
--elif os.path.isdir(p + '/Lib/site-packages/numpy/core/include/numpy'):
-+elif os.path.isdir(p + '/lib/python2.7/site-packages/numpy/core/include/numpy'):
-   NUMPY = 'NUMPY'
--  NUMPYPATH = p + '/Lib/site-packages/numpy/core/include'
-+  NUMPYPATH = p + '/lib/python2.7/site-packages/numpy/core/include'
- else:
-   NUMPY = 'NONUMPY'
- print 'numpy: ' + NUMPY
-@@ -29,7 +29,7 @@
-        ext_modules = [Extension("lpsolve55",
- 				["lpsolve.c", "hash.c", "pythonmod.c"],
-                                 define_macros=[('PYTHON', '1'), (WIN32, '1'), ('NODEBUG', '1'), ('DINLINE', 'static'), (NUMPY, '1'), ('_CRT_SECURE_NO_WARNINGS', '1')],
--                                include_dirs=['../..', NUMPYPATH],
-+                                include_dirs=[p + '/include', NUMPYPATH],
-                                 library_dirs=[LPSOLVE55],
- 				libraries = ["lpsolve55"])
- 		      ]
diff --git a/lpsolve55/setup_win.patch b/lpsolve55/setup_win.patch
deleted file mode 100644
index 2f35afd..0000000
--- a/lpsolve55/setup_win.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- ./extra/Python/setup.py
-+++ ./extra/Python/setup.py
-@@ -29,7 +29,7 @@
-        ext_modules = [Extension("lpsolve55",
- 				["lpsolve.c", "hash.c", "pythonmod.c"],
-                                 define_macros=[('PYTHON', '1'), (WIN32, '1'), ('NODEBUG', '1'), ('DINLINE', 'static'), (NUMPY, '1'), ('_CRT_SECURE_NO_WARNINGS', '1')],
--                                include_dirs=['../..', NUMPYPATH],
-+                                include_dirs=[p + '/Library/include/lpsolve', NUMPYPATH],
-                                 library_dirs=[LPSOLVE55],
- 				libraries = ["lpsolve55"])
- 		      ]
diff --git a/mopac/bld.bat b/mopac/bld.bat
deleted file mode 100644
index 7e4c3cb..0000000
--- a/mopac/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-mkdir -p %PREFIX%\Scripts
-xcopy /s %SRC_DIR% %PREFIX%\Scripts
-
-mkdir %PREFIX%\bin
-
-(echo set MOPAC_LICENSE=%PREFIX%\Scripts) >> %PREFIX%\Scripts\mopac.bat
-(echo %PREFIX%\Scripts\MOPAC2016.exe %%1) >> %PREFIX%\Scripts\mopac.bat
-chmod +x %PREFIX%\Scripts\mopac.bat
diff --git a/mopac/build.sh b/mopac/build.sh
deleted file mode 100644
index 9d9c5cd..0000000
--- a/mopac/build.sh
+++ /dev/null
@@ -1,17 +0,0 @@
-#!/bin/bash
-mkdir -p $PREFIX/opt/mopac
-
-# uncomment the following line for linux-32 build
-# cp $RECIPE_DIR/libiomp5.so $SRC_DIR/
-cp -R $SRC_DIR/* $PREFIX/opt/mopac/
-chmod +x $PREFIX/opt/mopac/MOPAC2016.exe
-
-mkdir -p $PREFIX/bin
-cp $RECIPE_DIR/mopac.sh $PREFIX/bin/mopac
-chmod +x $PREFIX/bin/mopac
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/mopac/libiomp5.so b/mopac/libiomp5.so
deleted file mode 100644
index eebd969..0000000
Binary files a/mopac/libiomp5.so and /dev/null differ
diff --git a/mopac/meta.yaml b/mopac/meta.yaml
deleted file mode 100644
index bf56442..0000000
--- a/mopac/meta.yaml
+++ /dev/null
@@ -1,35 +0,0 @@
-package:
-  name: mopac
-  version: 2016
-
-source:
-  fn: MOPAC2016_for_Macintosh.zip # [osx]
-  url: http://openmopac.net/MOPAC2016_for_Macintosh.zip # [osx]
-  md5: 40adbeaccd02d0980a6dc29a5e0d74f2 # [osx]
-  
-  
-  fn: MOPAC2016_for_Linux_64_bit.zip # [linux64]
-  url: http://openmopac.net/MOPAC2016_for_Linux_64_bit.zip # [linux64]
-  md5: 83ddd4a87760bc6f793237923b69e935 # [linux64]
-
-  fn: MOPAC2016_for_Linux_32_bit.zip # [linux32]
-  url: http://openmopac.net/MOPAC2016_for_Linux_32_bit.zip # [linux32]
-  md5: ca976f298d5984c2f2b04a8955eadf28 # [linux32]
-  
-  fn: MOPAC2016_standalone_for_WINDOWS_64_bit.zip [win64]
-  url:  http://openmopac.net/MOPAC2016_standalone_for_WINDOWS_64_bit.zip [win64]
-  
-  fn: MOPAC2016_standalone_for_WINDOWS_32_bit.zip [win32]
-  url: http://openmopac.net/MOPAC2016_standalone_for_WINDOWS_32_bit.zip [win32]
-  
-build:
-  number: 1
-  binary_relocation: false
-
-test:
-  commands:
-    - mopac
-
-about:
-  home: http://openmopac.net
-  license: executables are available FREE for academic, not-for-profit use
\ No newline at end of file
diff --git a/mopac/mopac.sh b/mopac/mopac.sh
deleted file mode 100644
index 998c102..0000000
--- a/mopac/mopac.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/bin/bash
-# A wrapper to set up the environment and call MOPAC2016.exe
-MOPAC_LICENSE=/opt/anaconda1anaconda2anaconda3/opt/mopac/ LD_LIBRARY_PATH=/opt/anaconda1anaconda2anaconda3/opt/mopac/ /opt/anaconda1anaconda2anaconda3/opt/mopac/MOPAC2016.exe "$@"
diff --git a/openbabel/Notes.md b/openbabel/Notes.md
deleted file mode 100644
index 26dad46..0000000
--- a/openbabel/Notes.md
+++ /dev/null
@@ -1 +0,0 @@
-You must run conda build openbabel in the command prompt, not git bash
\ No newline at end of file
diff --git a/openbabel/absence_of_cat_windows.diff b/openbabel/absence_of_cat_windows.diff
deleted file mode 100644
index 14c92da..0000000
--- a/openbabel/absence_of_cat_windows.diff
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/scripts/CMakeLists.txt b/scripts/CMakeLists.txt
-index 2563226..e7298ce 100644
---- scripts/CMakeLists.txt
-+++ scripts/CMakeLists.txt
-@@ -75,7 +75,7 @@ if (DO_PYTHON_BINDINGS)
-             COMMAND ${CMAKE_COMMAND} -E echo "  except ImportError:" >> ob.py
-             COMMAND ${CMAKE_COMMAND} -E echo "    import DLFCN as dl" >> ob.py
-             COMMAND ${CMAKE_COMMAND} -E echo "  sys.setdlopenflags(sys.getdlopenflags() | dl.RTLD_GLOBAL)" >> ob.py
--            COMMAND cat ${openbabel_SOURCE_DIR}/scripts/python/openbabel.py >> ob.py
-+            COMMAND type python\openbabel.py >> ob.py
-             COMMAND ${CMAKE_COMMAND} -E copy ob.py ${openbabel_SOURCE_DIR}/scripts/python/openbabel.py
-             COMMAND ${CMAKE_COMMAND} -E remove ob.py
-             MAIN_DEPENDENCY openbabel-python.i 
diff --git a/openbabel/bld.bat b/openbabel/bld.bat
deleted file mode 100644
index a38341f..0000000
--- a/openbabel/bld.bat
+++ /dev/null
@@ -1,35 +0,0 @@
-set CC=gcc
-set CXX=g++
-set F77=gfortran
-set F90=gfortran
-
-copy "%PREFIX%\..\..\libs\libpython27.a" "%PREFIX%\libs\libpython27.a"
-copy "%PREFIX%\..\..\Lib\distutils\distutils.cfg" "%PREFIX%\Lib\distutils\distutils.cfg"
-pip install -i https://pypi.anaconda.org/rmg/simple pycairo
-
-cmake -DCMAKE_INSTALL_PREFIX=%PREFIX% ^
-      -DPYTHON_LIBRARY=%PREFIX%\libs\libpython27.a ^
-      -DPYTHON_EXECUTABLE=%PYTHON% ^
-      -DPYTHON_INCLUDE_DIR=%PREFIX%\include ^
-      -DPYTHON_BINDINGS=ON ^
-      -DRUN_SWIG=ON ^
-      -G "MinGW Makefiles" 
-
-mingw32-make -j4
-mingw32-make install
-
-::The python library and shared object do not install into site-packages so
-::we put them there manually after the build.  This may be possible from CMake
-::using option -DPYTHON_PREFIX from ob wiki, but doesn't seem to work
-
-
-:: Copy the key binary files to the site packages.  this is an unfortunate workaround for windows
-copy bin\_openbabel.pyd %PREFIX%\Lib\site-packages
-xcopy %PREFIX%\bin %PREFIX%\Library\bin /E
-rmdir /s %PREFIX%\bin
-
-:: Install the python site package
-cd scripts\python
-%PYTHON% setup.py install
-
-
diff --git a/openbabel/build.sh b/openbabel/build.sh
deleted file mode 100644
index fd199b4..0000000
--- a/openbabel/build.sh
+++ /dev/null
@@ -1,34 +0,0 @@
-#!/bin/bash
-if [ `uname` == Darwin ]; then
-    SO_EXT='dylib'
-else
-    SO_EXT='so'
-fi
-
-cmake -DCMAKE_INSTALL_PREFIX=$PREFIX \
-      -DPYTHON_LIBRARY=$PREFIX/lib/libpython${PY_VER}.${SO_EXT} \
-      -DPYTHON_EXECUTABLE=$PYTHON \
-      -DPYTHON_INCLUDE_DIR=$PREFIX/include/python${PY_VER} \
-      -DPYTHON_BINDINGS=ON \
-      -DRUN_SWIG=ON
-
-# false # pause here to see what's going on
-
-#put libxml, eigen, wxwidgets, 
-make -j${CPU_COUNT}
-make install
-
-#The python library and shared object do not install into site-packages so
-#we put them there manually after the build.  This may be possible from CMake
-#using option -DPYTHON_PREFIX from ob wiki, but doesn't seem to work
-
-cd scripts/python
-python setup.py install
-
-#cd $SRC_DIR
-#make test | true
-
-#$PREFIX/lib
-#mv openbabel.py python${PY_VER}/site-packages/openbabel.py
-#mv _openbabel.so python${PY_VER}/site-packages/_openbabel.so
-#mv pybel.py python${PY_VER}/site-packages/pybel.py
\ No newline at end of file
diff --git a/openbabel/dont_create_extension.diff b/openbabel/dont_create_extension.diff
deleted file mode 100644
index 5aec69f..0000000
--- a/openbabel/dont_create_extension.diff
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/a/setup.py b/b/setup.py
-index ebdda33..2768b80 100644
---- scripts/python/setup.py
-+++ scripts/python/setup.py
-@@ -34,7 +34,7 @@ setup(name='openbabel',
-       url='http://openbabel.org/',
-       license='http://www.gnu.org/copyleft/gpl.html',
-       py_modules=['openbabel','pybel'],
--      ext_modules=[obExtension],
-+      #ext_modules=[obExtension],
-       description = 'openbabel: Python interface to the Open Babel chemistry library',
-       classifiers=[
-       'Development Status :: 5 - Production/Stable',
diff --git a/openbabel/fix_babel_test_paths.diff b/openbabel/fix_babel_test_paths.diff
deleted file mode 100644
index 57af507..0000000
--- a/openbabel/fix_babel_test_paths.diff
+++ /dev/null
@@ -1,23 +0,0 @@
-This is to fix up the python scripts that test the various openbabel
-executables. They were looking for the executables relative to the 
-testing folder, under the assumption they were part of the usual
-cmake, make, ctest, suite. But we instead want to test the binaries that 
-we just installed somewhere else (eg. the anaconda _test environment).
-
-diff --git a/test/testbabel.py b/test/testbabel.py
-index 5def841..ccf6bbc 100644
---- test/testbabel.py
-+++ test/testbabel.py
-@@ -60,6 +60,12 @@ def executable(name):
-     if sys.platform == "win32":
-         suffix = ".exe"
-         folder = os.path.join(folder, "Release")
-+    # For anaconda testing purposes, the correct binary 
-+    # that we wish to test ought to be on the path,
-+    from distutils import spawn
-+    path_to_exe = spawn.find_executable(name)
-+    return path_to_exe
-+    # instead of assuming it's somewhere relative to the testing folder:
-     return os.path.join("..", folder, name + suffix)
- 
- def log(text):
\ No newline at end of file
diff --git a/openbabel/fix_data_path.diff b/openbabel/fix_data_path.diff
deleted file mode 100644
index a682218..0000000
--- a/openbabel/fix_data_path.diff
+++ /dev/null
@@ -1,18 +0,0 @@
-diff --git a/src/tokenst.cpp b/src/tokenst.cpp
-index 2ab6454..badfade 100644
---- src/tokenst.cpp
-+++ src/tokenst.cpp
-@@ -206,7 +206,13 @@ namespace OpenBabel
-     string file;
-     const char* datadir = getenv(envvar.c_str());
-     if(!datadir)
-+    {
-       datadir = BABEL_DATADIR;
-+    }
-+    //puts(datadir);
-+    std::string tempstring = string(datadir);
-+    datadir = tempstring.c_str();
-+    //puts(datadir);
- 
-     // check the subdirectory for this version number
-     file = datadir;
\ No newline at end of file
diff --git a/openbabel/fix_library_path_search.diff b/openbabel/fix_library_path_search.diff
deleted file mode 100644
index c40ab86..0000000
--- a/openbabel/fix_library_path_search.diff
+++ /dev/null
@@ -1,30 +0,0 @@
-Devised by Richard West <r.west@neu.edu> in an attempt to fix the way paths
-are manipulated when making anaconda packages. See
-https://github.com/conda/conda-recipes/pull/310#issuecomment-106533773
-
-diff --git a/openbabel-2.3.2/src/dlhandler_unix.cpp b/openbabel-2.3.2/src/dlhandler_unix.cpp
-index 5bffac3..bc66235 100644
---- src/dlhandler_unix.cpp
-+++ src/dlhandler_unix.cpp
-
-@@ -79,7 +79,19 @@ int DLHandler::findFiles (std::vector <std::string>& file_list,
-   char buffer[BUFF_SIZE];
- 
-   if (!path.empty())
--    paths.push_back(path);
-+    {
-+      strncpy(buffer, path.c_str(), BUFF_SIZE - 1);
-+      // add a trailing NULL just in case
-+      buffer[BUFF_SIZE - 1] = '\0';    
-+      OpenBabel::tokenize(vs, buffer, "\r\n:");
-+      if (!vs.empty())
-+        {
-+          for (unsigned int i = 0; i < vs.size(); ++i) {
-+            paths.push_back(vs[i]);
-+          }
-+        }
-+    }
-+  
- 
-   if (getenv("BABEL_LIBDIR") != NULL)
-     {
diff --git a/openbabel/fix_pythontest.diff b/openbabel/fix_pythontest.diff
deleted file mode 100644
index 28f67f6..0000000
--- a/openbabel/fix_pythontest.diff
+++ /dev/null
@@ -1,12 +0,0 @@
-diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt
-index 59bf5f4..53c329a 100644
---- test/CMakeLists.txt
-+++ test/CMakeLists.txt
-@@ -192,6 +192,7 @@ endif(NOT MINGW AND NOT CYGWIN)
- ###############################
- 
- if (PYTHON_BINDINGS)
-+  include(UsePythonTest)
-   set(pybindtests
-       bindings _pybel example)
-   foreach(pybindtest ${pybindtests})
diff --git a/openbabel/libxml_windows_patch.diff b/openbabel/libxml_windows_patch.diff
deleted file mode 100644
index 78d34f4..0000000
--- a/openbabel/libxml_windows_patch.diff
+++ /dev/null
@@ -1,13 +0,0 @@
-diff --git a/src/formats/xml/xml.cpp b/src/formats/xml/xml.cpp
-index b7f915b..3e0459d 100644
---- src/formats/xml/xml.cpp
-+++ src/formats/xml/xml.cpp
-@@ -283,7 +283,7 @@ namespace OpenBabel
-     if(pvalue)
-     {
-       AttributeValue = (const char*)pvalue;
--      xmlFree(pvalue);
-+      free(pvalue);
-     }
-     return AttributeValue;
-   }
diff --git a/openbabel/linux.sh b/openbabel/linux.sh
deleted file mode 100644
index cc4a2c5..0000000
--- a/openbabel/linux.sh
+++ /dev/null
@@ -1,14 +0,0 @@
-export CMAKE_C_COMPIILER=gcc
-export CMAKE_CXX_COMPILER=g++
-
-cmake -DCMAKE_INSTALL_PREFIX=$PREFIX \
-      -DPYTHON_LIBRARY=$PREFIX/libs/libpython27.lib \
-      -DPYTHON_EXECUTABLE=$PYTHON \
-      -DPYTHON_INCLUDE_DIR=$PREFIX/include \
-      -DPYTHON_BINDINGS=ON \
-      -DRUN_SWIG=ON \
-      -DZLIB_INCLUDE_DIR=$PREFIX/include \
-      -DZLIB_LIBRARY=$PREFIX/Library/lib/zlib.lib \
-      -DLIBXML2_INCLUDE_DIR=$PREFIX/include \
-      -DLIBXML2_LIBRARIES=$PREFIX/Library/lib/libxml2.lib \
-      -G "MSYS Makefiles" 
\ No newline at end of file
diff --git a/openbabel/meta.yaml b/openbabel/meta.yaml
deleted file mode 100644
index 165bc30..0000000
--- a/openbabel/meta.yaml
+++ /dev/null
@@ -1,65 +0,0 @@
-
-package:
-    name: openbabel
-    version: 2.3.2
-
-source:
-    fn: openbabel-2.3.2.tar.gz
-    url: http://sourceforge.net/projects/openbabel/files/openbabel/2.3.2/openbabel-2.3.2.tar.gz
-    sha1: b8831a308617d1c78a790479523e43524f07d50d
-
-    patches:
-        - ob-2-3-2-patch.diff # [osx]
-        - ob-mavericks.patch  # [osx]
-        - pybel-test.patch
-        - fix_library_path_search.diff
-        - fix_data_path.diff
-        - fix_babel_test_paths.diff
-        - fix_pythontest.diff # [win]
-        - libxml_windows_patch.diff # [win]
-        - windows_swig_comment.diff # [win]
-        - absence_of_cat_windows.diff # [win]
-        - dont_create_extension.diff # [win]
-
-build:
-    number: 4
-    detect_binary_files_with_prefix: true
-
-requirements:
-    build:
-        - cmake      
-        - pkg-config # [unix]
-        - zlib      
-        - swig
-        - eigen
-        - bzip2 
-        - python 
-        - zlib 
-        - libxml2
-        - cairo [unix]
-    run:
-        - python 
-        - eigen
-        - zlib
-        - libxml2
-        - cairo [unix]
-test:
-  source_files:
-    - '*'
-  imports:
-    - openbabel
-    - pybel
-  commands:
-    - cd $SRC_DIR/test ; python test_pybel.py [unix]
-    - cd $SRC_DIR/test ; python testbabel.py [unix]
-    - cd $SRC_DIR/test ; python testkekule.py [unix]
-    - cd $SRC_DIR/test ; python testbindings.py [unix]
-    - cd $SRC_DIR/test ; python testexample.py [unix]
-    - python run_test.py [win]
-    - python %SRC_DIR%\test\testbindings.py [win]
-    - python %SRC_DIR%\test\testexample.py [win]
-
-about:
-    home: http://www.openbabel.org/
-    license: GPLv2
-    summary: "A chemical toolbox designed to speak the many languages of chemical data"
diff --git a/openbabel/ob-2-3-2-patch.diff b/openbabel/ob-2-3-2-patch.diff
deleted file mode 100644
index 1f81d48..0000000
--- a/openbabel/ob-2-3-2-patch.diff
+++ /dev/null
@@ -1,24 +0,0 @@
- Patch to fix Molecule.draw() in pybel in accordance with upstream commit df59c4a630cf753723d1318c40479d48b7507e1c
- Taken from the homebrew recipe
---- scripts/python/pybel.py  2012-10-03 21:08:52.000000000 +0200
-+++ scripts/python/pybel.py  2013-06-24 22:40:30.024896494 +0200
-@@ -495,7 +495,9 @@
- 
-         Tkinter and Python Imaging Library are required for image display.
-         """
--        if not "png2" in outformats:
-+        obconversion = ob.OBConversion()
-+        formatok = obconversion.SetOutFormat("_png2")
-+        if not formatok:
-             errormessage = ("PNG output format not found. You should compile "
-                             "Open Babel with PNG support. See installation "
-                             "instructions for more information.")
-@@ -529,7 +531,7 @@
-             
-             filedes, filename = tempfile.mkstemp()
- 
--        workingmol.write("png2", filename=filename, overwrite=True)
-+        workingmol.write("_png2", filename=filename, overwrite=True)
- 
-         if show:
-             if sys.platform[:4] == "java":
diff --git a/openbabel/ob-mavericks.patch b/openbabel/ob-mavericks.patch
deleted file mode 100644
index 10e155e..0000000
--- a/openbabel/ob-mavericks.patch
+++ /dev/null
@@ -1,90 +0,0 @@
-Backport of the following patch into the 2.3.2 version of Open-Babel
-Taken from the homebrew recipe
-From c3abbddae78e654df9322ad1020ff79dd6332946 Mon Sep 17 00:00:00 2001
-From: Matt Swain <m.swain@me.com>
-Date: Thu, 31 Oct 2013 15:25:53 +0000
-Subject: [PATCH] Detect libc++ as this is now the default in OS X Mavericks
-
----
- include/openbabel/obmolecformat.h |  7 ++++++-
- include/openbabel/shared_ptr.h    | 12 ++++++++++--
- src/ops/unique.cpp                |  8 ++++++--
- 3 files changed, 22 insertions(+), 5 deletions(-)
-
-diff --git a/include/openbabel/obmolecformat.h b/include/openbabel/obmolecformat.h
-index 46ec724..c004313 100644
---- include/openbabel/obmolecformat.h
-+++ include/openbabel/obmolecformat.h
-@@ -23,7 +23,10 @@
-   #include <hash_map>
- #endif
- 
--#if __GNUC__ == 4 && __GNUC_MINOR__ >= 1
-+#include <ciso646>  // detect std::lib
-+#ifdef _LIBCPP_VERSION
-+  #include <unordered_map>
-+#elif __GNUC__ == 4 && __GNUC_MINOR__ >= 1
-   #include <tr1/unordered_map>
- #elif defined(USE_BOOST)
-   #include <boost/tr1/unordered_map.hpp>
-@@ -141,6 +144,8 @@ class OBCOMMON OBMoleculeFormat : public OBFormat
- 
- #ifdef _MSC_VER
-   typedef stdext::hash_map<std::string, unsigned> NameIndexType;
-+#elif defined(_LIBCPP_VERSION)
-+  typedef std::unordered_map<std::string, unsigned> NameIndexType;
- #elif (__GNUC__ == 4 && __GNUC_MINOR__ >= 1 && !defined(__APPLE_CC__)) || defined (USE_BOOST)
-   typedef std::tr1::unordered_map<std::string, unsigned> NameIndexType;
- #else
-diff --git a/include/openbabel/shared_ptr.h b/include/openbabel/shared_ptr.h
-index 5d20254..378856a 100644
---- include/openbabel/shared_ptr.h
-+++ include/openbabel/shared_ptr.h
-@@ -22,9 +22,17 @@ GNU General Public License for more details.
- #else
-   #include <memory>
-   #if __GNUC__ == 4  //&& __GNUC_MINOR__ < 3  removed at the suggestion of Konstantin Tokarev
--    #include <tr1/memory>
-+    #ifdef _LIBCPP_VERSION
-+      #include <memory>
-+    #else
-+      #include <tr1/memory>
-+    #endif
-+  #endif
-+  #ifdef _LIBCPP_VERSION
-+    using std::shared_ptr;
-+  #else
-+    using std::tr1::shared_ptr;
-   #endif
--  using std::tr1::shared_ptr;
- #endif
- 
- #endif // OB_SHARED_PTR_H
-diff --git a/src/ops/unique.cpp b/src/ops/unique.cpp
-index 5f7714f..8527fba 100644
---- src/ops/unique.cpp
-+++ src/ops/unique.cpp
-@@ -21,7 +21,7 @@
- #include <openbabel/obconversion.h>
- #include <openbabel/descriptor.h>
- #include <openbabel/inchiformat.h>
--#ifdef _MSC_VER
-+#if defined(_MSC_VER) || defined(_LIBCPP_VERSION)
-   #include <unordered_map>
- #elif (__GNUC__ == 4 && __GNUC_MINOR__ >= 1 && !defined(__APPLE_CC__))
-   #include <tr1/unordered_map>
-@@ -36,7 +36,11 @@
- 
- using namespace std;
- #ifndef NO_UNORDERED_MAP
--using std::tr1::unordered_map;
-+  #ifdef _LIBCPP_VERSION
-+    using std::unordered_map;
-+  #else
-+    using std::tr1::unordered_map;
-+  #endif
- #endif
- namespace OpenBabel
- {
--- 
-1.8.5.1
diff --git a/openbabel/pybel-test.patch b/openbabel/pybel-test.patch
deleted file mode 100644
index 30ab54d..0000000
--- a/openbabel/pybel-test.patch
+++ /dev/null
@@ -1,24 +0,0 @@
-From c19f75c45f48b8f959bbd362eddf192a3ccf2ca9 Mon Sep 17 00:00:00 2001
-From: Noel O'Boyle <baoilleach@gmail.com>
-Date: Mon, 1 Oct 2012 20:40:36 +0000
-Subject: [PATCH] scripts/python/testpybel.py: Minor fix to enable failing test
- to pass. Failures due to the new MOL Chiral Flag data that I stored a while
- ago.
-
----
- scripts/python/examples/testpybel.py | 2 +-
- 1 file changed, 1 insertion(+), 1 deletion(-)
-
-diff --git a/scripts/python/examples/testpybel.py b/scripts/python/examples/testpybel.py
-index aa5fcd4..7951851 100644
---- scripts/python/examples/testpybel.py
-+++ scripts/python/examples/testpybel.py
-@@ -336,7 +336,7 @@ class TestPybel(TestToolkit):
-     tpsaname = "TPSA"
-     Nbits = 3
-     Nfpbits = 32
--    datakeys = ['NSC', 'Comment', 'OpenBabel Symmetry Classes']
-+    datakeys = ['NSC', 'Comment', 'OpenBabel Symmetry Classes', 'MOL Chiral Flag']
- 
-     def testFP_FP3(self):
-         "Checking the results from FP3"
\ No newline at end of file
diff --git a/openbabel/run_test.py b/openbabel/run_test.py
deleted file mode 100644
index e7d5a37..0000000
--- a/openbabel/run_test.py
+++ /dev/null
@@ -1,15 +0,0 @@
-# tests for openbabel-2.3.2
-
-# A test of some smiple SMILES manipulation
-# by Richard West <r.west@neu.edu>
-# Three SMILES, first two obviously the same, third one a resonance isomer.
-smis=['[CH2]C=CCO', 'C([CH2])=CCO','C=C[CH]CO']
-
-import pybel
-canonicals = [pybel.readstring("smi", smile).write("can").strip() for smile in smis]
-assert len(canonicals) == 3
-assert len(set(canonicals)) == 2
-# go via InChI to recognize resonance isomer
-inchis = [pybel.readstring("smi", smile).write("inchi").strip() for smile in smis]
-canonicals = [pybel.readstring("inchi", inchi).write("can").strip() for inchi in inchis]
-assert len(set(canonicals)) == 1
diff --git a/openbabel/windows_swig_comment.diff b/openbabel/windows_swig_comment.diff
deleted file mode 100644
index 7437a7d..0000000
--- a/openbabel/windows_swig_comment.diff
+++ /dev/null
@@ -1,94 +0,0 @@
-diff --git a/scripts/openbabel-python.i b/scripts/openbabel-python.i
-index 7cb8f24..cd3ee81 100644
---- scripts/openbabel-python.i
-+++ scripts/openbabel-python.i
-@@ -227,7 +227,7 @@ CAST_GENERICDATA_TO(SquarePlanarStereo)
- %include <openbabel/math/transform3d.h>
- %include <openbabel/math/spacegroup.h>
- 
--# CloneData should be used instead of the following method
-+/* CloneData should be used instead of the following method */
- %ignore OpenBabel::OBBase::SetData;
- %include <openbabel/base.h>
- 
-@@ -289,7 +289,7 @@ OBMol.BeginResidues = OBMol.EndResidues = OBMol.BeginResidue = OBMol.EndResidue
- %ignore OpenBabel::OBDescriptor::LessThan;
- %include <openbabel/descriptor.h>
- 
--# Ignore shadowed methods
-+/* Ignore shadowed methods */
- %ignore OpenBabel::OBForceField::VectorSubtract(const double *const, const double *const, double *);
- %ignore OpenBabel::OBForceField::VectorMultiply(const double *const, const double, double *);
- %include <openbabel/forcefield.h>
-@@ -310,7 +310,7 @@ OBMol.BeginResidues = OBMol.EndResidues = OBMol.BeginResidue = OBMol.EndResidue
- 
- %warnfilter(503) OpenBabel::OBBitVec; // Not wrapping any of the overloaded operators
- %include <openbabel/bitvec.h>
--# Ignore shadowed method
-+/* Ignore shadowed method */
- %ignore OpenBabel::OBRotor::GetRotAtoms() const;
- %include <openbabel/rotor.h>
- %ignore OpenBabel::Swab;
-@@ -321,13 +321,13 @@ OBMol.BeginResidues = OBMol.EndResidues = OBMol.BeginResidue = OBMol.EndResidue
- %include <openbabel/math/align.h>
- #endif
- 
--# The following %ignores avoid warning messages due to shadowed classes.
--# This does not imply a loss of functionality as (in this case)
--# the shadowed class is identical (from the point of view of SWIG) to
--# the shadowing class.
--# This is because C++ references (&) are transformed by SWIG back into
--# pointers, so that OBAtomIter(OBMol &) would be treated the same as
--# OBAtomIter(OBMol *).
-+/* The following %ignores avoid warning messages due to shadowed classes. */
-+/* This does not imply a loss of functionality as (in this case) */
-+/* the shadowed class is identical (from the point of view of SWIG) to */
-+/* the shadowing class. */
-+/* This is because C++ references (&) are transformed by SWIG back into */
-+/* pointers, so that OBAtomIter(OBMol &) would be treated the same as */
-+/* OBAtomIter(OBMol *). */
- 
- %ignore OBAtomAtomIter(OBAtom &);
- %ignore OBAtomBondIter(OBAtom &);
-@@ -346,9 +346,9 @@ OBMol.BeginResidues = OBMol.EndResidues = OBMol.BeginResidue = OBMol.EndResidue
- %ignore OBResidueIter(OBMol &);
- %ignore OBResidueAtomIter(OBResidue &);
- 
--# These classes are renamed so that they can be replaced by Python
--# classes of the same name which provide Pythonic iterators
--# (see %pythoncode section below)
-+/*  These classes are renamed so that they can be replaced by Python */
-+/*  classes of the same name which provide Pythonic iterators */
-+/*  (see %pythoncode section below) */
- 
- %rename(_OBAtomAtomIter) OpenBabel::OBAtomAtomIter;
- %rename(_OBAtomBondIter) OpenBabel::OBAtomBondIter;
-@@ -367,8 +367,8 @@ OBMol.BeginResidues = OBMol.EndResidues = OBMol.BeginResidue = OBMol.EndResidue
- 
- %include <openbabel/obiter.h>
- 
--# The following class, OBiter, is subclassed to provide Python iterators
--# equivalent to the C++ iterators in obiter.h and the plugin iterators
-+/* The following class, OBiter, is subclassed to provide Python iterators */
-+/* equivalent to the C++ iterators in obiter.h and the plugin iterators */
- 
- %pythoncode %{
- class OBIter(object):
-@@ -459,7 +459,7 @@ def double_array(mylist):
-     return c
- %}
- 
--# Copy some of the global variables in cvar into the openbabel namespace
-+/* Copy some of the global variables in cvar into the openbabel namespace */
- 
- %pythoncode %{
- obErrorLog = cvar.obErrorLog
-@@ -470,7 +470,7 @@ atomtyper = cvar.atomtyper
- aromtyper = cvar.aromtyper
- %}
- 
--# Functions to set the log file to std::cout and std::cerr
-+/* Functions to set the log file to std::cout and std::cerr */
-        
- %ignore OBForceField::SetLogFile(std::ostream *pos);
- %extend OpenBabel::OBForceField {
diff --git a/pixman/build.sh b/pixman/build.sh
deleted file mode 100644
index 06a641d..0000000
--- a/pixman/build.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-./configure --prefix=$PREFIX
-make -j
-make install
diff --git a/pixman/meta.yaml b/pixman/meta.yaml
deleted file mode 100644
index 54a1c5f..0000000
--- a/pixman/meta.yaml
+++ /dev/null
@@ -1,14 +0,0 @@
-package:
-  name: pixman
-  version: "0.32.6"
-
-source:
-  fn: pixman-0.32.6.tar.gz
-  url: http://cairographics.org/releases/pixman-0.32.6.tar.gz
-
-build:
-  number: 0
-
-about:
-  home: http://cairographics.org
-  license: GNU Lesser General Public License (LGPL) version 2.1 or the Mozilla Public License (MPL) version 1.1 at your option.
diff --git a/py2cairo/build.sh b/py2cairo/build.sh
deleted file mode 100755
index ae216bb..0000000
--- a/py2cairo/build.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/bash
-export LINKFLAGS="-undefined dynamic_lookup"
-export CFLAGS="-I$PREFIX/include -L$PREFIX/lib -I${PREFIX}/include/python${PY_VER}"
-
-./waf configure                 \
-    --prefix=$PREFIX            \
-    --nopyc                     \
-    --nopyo
-./waf install
-
-mv $SP_DIR/cairo/lib_cairo.dylib $SP_DIR/cairo/_cairo.so
-# the above line may need fixing for linux, which may not use .dylib extension
diff --git a/py2cairo/fix-waf-extension.patch b/py2cairo/fix-waf-extension.patch
deleted file mode 100644
index bd2b20e..0000000
--- a/py2cairo/fix-waf-extension.patch
+++ /dev/null
@@ -1,18 +0,0 @@
-# disable waf's python extension mode because it explicitly links libpython
-# https://code.google.com/p/waf/issues/detail?id=1531
-# from homebrew recipe 
-# https://github.com/Homebrew/homebrew/blob/master/Library/Formula/py2cairo.rb
-
-diff --git a/src/wscript b/src/wscript
-index 69c6322..955ef49 100644
---- src/wscript
-+++ src/wscript
-@@ -19,7 +19,7 @@ def build(ctx):
- 
-   # C extension module
-   ctx(
--    features     = 'c cshlib pyext',
-+    features     = 'c cshlib',
-     source       = ['cairomodule.c',
-                     'context.c',
-                     'font.c',
diff --git a/py2cairo/meta.yaml b/py2cairo/meta.yaml
deleted file mode 100644
index ca0ce3f..0000000
--- a/py2cairo/meta.yaml
+++ /dev/null
@@ -1,28 +0,0 @@
-package:
-  name: py2cairo
-  version: 1.10.0
-
-source:
-  fn: py2cairo-1.10.0.tar.bz2
-  url: http://cairographics.org/releases/py2cairo-1.10.0.tar.bz2
-  md5: 20337132c4ab06c1146ad384d55372c5
-  
-  patches:
-    - fix-waf-extension.patch
-
-build:
-  number: 2
-
-requirements:
-  build:
-    - pkg-config
-    - cairo
-    - python
-  run:
-    - pkg-config
-    - cairo
-    - python
-
-about:
-  home: http://cairographics.org/pycairo/
-  license: LGPL 2.1 and MPL 1.1
diff --git a/py3dmol/build.sh b/py3dmol/build.sh
deleted file mode 100644
index d8d47f7..0000000
--- a/py3dmol/build.sh
+++ /dev/null
@@ -1,10 +0,0 @@
-#!/bin/bash
-
-pip install --no-deps https://files.pythonhosted.org/packages/f8/8a/4cf31928a03b13f30e8b00134565990331087145f6e5248fd1bd7dcc2631/py3Dmol-0.7.2-py2.py3-none-any.whl
-
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/py3dmol/meta.yaml b/py3dmol/meta.yaml
deleted file mode 100644
index 9b9d4f9..0000000
--- a/py3dmol/meta.yaml
+++ /dev/null
@@ -1,23 +0,0 @@
-# This file created for conda-build 3.10.9
-#
-# ------------------------------------------------
-
-package:
-    name: py3dmol
-    version: '0.7.2'
-
-requirements:
-    build:
-        - python
-    run:
-        - python
-        - IPython
-test:
-    imports:
-        - py3Dmol
-about:
-    home: https://github.com/3dmol/3Dmol.js/tree/master/py3Dmol
-    license: MIT
-    summary: A simple IPython/Jupyter widget to embed an interactive 3Dmol.js viewer in a notebook.
-
-
diff --git a/pydot/bld.bat b/pydot/bld.bat
deleted file mode 100644
index 0dcdc1e..0000000
--- a/pydot/bld.bat
+++ /dev/null
@@ -1,7 +0,0 @@
-"%PYTHON%" setup.py install
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/pydot/build.sh b/pydot/build.sh
deleted file mode 100644
index 4d7fc03..0000000
--- a/pydot/build.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/pydot/meta.yaml b/pydot/meta.yaml
deleted file mode 100644
index b0bfa17..0000000
--- a/pydot/meta.yaml
+++ /dev/null
@@ -1,37 +0,0 @@
-package:
-  name: pydot
-  version: "2.0.1"
-
-source:
-  git_url: https://github.com/connie/pydot.git
-
-requirements:
-  build:
-    - pyparsing
-    - python
-    - setuptools
-
-  run:
-    - graphviz
-    - pyparsing
-    - python
-
-test:
-  source_files:
-    - '*'
-  imports:
-    - pydot
-
-  commands:
-    - cd $SRC_DIR/test ; python pydot_unittest.py [unix]
-    - cd %SRC_DIR%\test [win]
-    - python %SRC_DIR%\test\pydot_unittest.py [win]
-
-about:
-  home: https://github.com/connie/pydot
-  license: MIT
-  summary: 'Python interface to the Graphviz Dot language. With support for Python 3-x and compatibility with pyparsing >=2'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/pyjulia/build.sh b/pyjulia/build.sh
deleted file mode 100644
index 9d0a9d9..0000000
--- a/pyjulia/build.sh
+++ /dev/null
@@ -1,31 +0,0 @@
-python -m pip install --no-deps --ignore-installed .
-
-#mkdir $PREFIX/share/julia/site
-#mkdir $PREFIX/share/julia/site/registries 
-#mkdir $PREFIX/share/julia/site/registries/General
-#git clone https://github.com/JuliaRegistries/General.git $PREFIX/share/julia/site/registries/General
-
-#python -c "import julia; julia.install()"
-
-#rm -rf $PREFIX/share/julia/site/compiled/*
- #var="const ROOTENV = \"${PREFIX}\""
- 
- unamestr=$(uname)
- if [[ "$unamestr" == "Linux" ]]; then
-     sed -i 's|bin/python|bin/python3|g' $(which python-jl) #use python3 rather than python so python-jl works after linking
-    #for d in ${PREFIX}/share/julia/site/packages/Conda/*/ ; do
-    #    sed -i "1s/.*/$var/" ${d}/deps/deps.jl
-     #done
- elif [[ "$unamestr" == "Darwin" ]]; then
-     sed -i ".bak" 's|bin/python|bin/python3|g' $(which python-jl) #use python3 rather than python so python-jl works after linking
-     #for d in ${PREFIX}/share/julia/site/packages/Conda/*/ ; do
-      #  echo $d
-      #  sed -i ".bak" "1s|.*|$var|" ${d}/deps/deps.jl
-     #done
- fi
-
-#echo $(which python-jl)
-#echo $(which python)
-#ln -sfn $(which python-jl) $(which python)
-#python-jl -c "from julia import Main"
-#python -c "from julia import Main"
diff --git a/pyjulia/meta.yaml b/pyjulia/meta.yaml
deleted file mode 100644
index 4356d78..0000000
--- a/pyjulia/meta.yaml
+++ /dev/null
@@ -1,39 +0,0 @@
-{% set version = "0.5.3" %}
-{% set name = "julia" %}
-
-package:
-  name: pyjulia
-  version: {{ version }}
-
-source:
-  fn: {{ name }}-{{ version }}.tar.gz
-  url: https://pypi.io/packages/source/{{ name[0] }}/{{ name }}/{{ name }}-{{ version }}.tar.gz
-  sha256: b13207125709fdba069a25c4e54ff366f0bc308807b2aa0f3b66924101799c58
-
-build:
-    number: '1'
-    string: rmg_1
-
-requirements:
-  build:
-    - python=3.7
-    - pip
-    - julia>1
-  run:
-    - python=3.7
-    - julia>1
-
-test:
-  imports:
-    - julia
-  #commands:
-    #- python -c "from julia.api import Julia; jl = Julia(compiled_modules=False); from julia import Main"
-    #- python-jl -c "from julia import Main"
-
-about:
-  home: https://github.com/JuliaPy/pyjulia
-  license: MIT
-  license_file: 'LICENSE.md'
-  license_family: MIT
-  summary: "python interface to julia"
-
diff --git a/pyrdl/bld.bat b/pyrdl/bld.bat
deleted file mode 100644
index ec64bc0..0000000
--- a/pyrdl/bld.bat
+++ /dev/null
@@ -1,14 +0,0 @@
-:: SET VS90COMNTOOLS=%VS140COMNTOOLS%
-
-mkdir build
-cd build
-cmake.exe -G"Visual Studio 14 2015" .. -DBUILD_PYTHON_WRAPPER=ON
-if errorlevel 1 exit 1
-MSBuild.exe ALL_BUILD.vcxproj /property:Configuration=Release
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/pyrdl/build.sh b/pyrdl/build.sh
deleted file mode 100644
index 3164ef2..0000000
--- a/pyrdl/build.sh
+++ /dev/null
@@ -1,12 +0,0 @@
-#!/bin/bash
-
-mkdir build
-cd build
-cmake .. -DCMAKE_BUILD_TYPE=Release -DBUILD_PYTHON_WRAPPER=ON
-make
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/pyrdl/meta.yaml b/pyrdl/meta.yaml
deleted file mode 100644
index 4a0d95a..0000000
--- a/pyrdl/meta.yaml
+++ /dev/null
@@ -1,33 +0,0 @@
-package:
-  name: pyrdl
-  version: "1.1"
-
-source:
-  git_url: https://github.com/rareylab/RingDecomposerLib.git
-  git_rev: v1.1
-
-build:
-  number: 0
-
-requirements:
-  build:
-    - python
-    - cython
-  run:
-    - python
-
-test:
-  source_files:
-    - 'build/*'
-
-  imports:
-    - py_rdl
-
-  commands:
-    - cd build [unix]
-    - make test [unix]
-
-about:
-  home: https://github.com/rareylab/RingDecomposerLib
-  license: BSD-3-Clause
-  summary: RingDecomposerLib for calculation of Unique Ring Families (URFs) and other cycle bases (Relevant Cycles (RC), Smallest Set of Smallest Rings (SSSR)).
diff --git a/pyrms/build.sh b/pyrms/build.sh
deleted file mode 100644
index a85c71b..0000000
--- a/pyrms/build.sh
+++ /dev/null
@@ -1 +0,0 @@
-python -m pip install --no-deps --ignore-installed .
\ No newline at end of file
diff --git a/pyrms/meta.yaml b/pyrms/meta.yaml
deleted file mode 100644
index ea75925..0000000
--- a/pyrms/meta.yaml
+++ /dev/null
@@ -1,45 +0,0 @@
-{% set version = "1.0.2" %}
-{% set name = "pyrms" %}
-
-package:
-  name: pyrms
-  version: {{ version }}
-
-source:
-  git_rev: v1.0.2 # change to the version on GitHub to build
-  git_url: https://github.com/ReactionMechanismGenerator/pyrms.git
-
-build:
-    number: '1'
-    string: rmg_1 # change to no_rmg_dep if building for RMG
-
-requirements:
-  build:
-    - python=3.7
-    - pip
-  run:
-    - python=3.7
-    - julia>=1.3
-    - diffeqpy
-    - pyjulia
-    - rmg>=3.0.0 # remove this if building for RMG
-    - rdkit
-    - pydot
-    - matplotlib
-    - pyyaml
-
-test:
-  imports:
-    - pyrms
-  #commands:
-  #  - python -c "from julia.api import Julia; jl = Julia(compiled_modules=False); from pyrms import rms"
-  #  - python-jl -c "from pyrms import rms"
-  #  - nosetests pyrms/pyrms/rmsTest.py
-
-about:
-  home: https://github.com/ReactionMechanismGenerator/pyrms
-  license: MIT
-  #license_file: 'LICENSE.md'
-  #license_family: MIT
-  summary: "python interface to ReactionMechanismSimulator"
-
diff --git a/quantities/bld.bat b/quantities/bld.bat
deleted file mode 100644
index 87b1481..0000000
--- a/quantities/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/quantities/build.sh b/quantities/build.sh
deleted file mode 100644
index 4d7fc03..0000000
--- a/quantities/build.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/quantities/meta.yaml b/quantities/meta.yaml
deleted file mode 100644
index 833b31a..0000000
--- a/quantities/meta.yaml
+++ /dev/null
@@ -1,63 +0,0 @@
-package:
-  name: quantities
-  version: "0.10.1"
-
-source:
-  fn: quantities-0.10.1.tar.gz
-  url: https://pypi.python.org/packages/source/q/quantities/quantities-0.10.1.tar.gz
-  md5: e924e21c0a5ddc9ebcdacbbe511b8ec7
-#  patches:
-   # List any patch files here
-   # - fix.patch
-
-# build:
-  # preserve_egg_dir: True
-  # entry_points:
-    # Put any entry points (scripts to be generated automatically) here. The
-    # syntax is module:function.  For example
-    #
-    # - quantities = quantities:main
-    #
-    # Would create an entry point called quantities that calls quantities.main()
-
-
-  # If this is a new build for the same version, increment the build
-  # number. If you do not include this key, it defaults to 0.
-  # number: 1
-
-requirements:
-  build:
-    - python
-
-  run:
-    - python
-    - numpy
-
-test:
-  # Python imports
-  imports:
-    - quantities
-    - quantities.constants
-    - quantities.tests
-    - quantities.units
-
-  # commands:
-    # You can put test commands to be run here.  Use this to test that the
-    # entry points work.
-
-
-  # You can also put a file called run_test.py in the recipe that will be run
-  # at test time.
-
-  # requires:
-    # Put any additional test requirements here.  For example
-    # - nose
-
-about:
-  home: http://packages.python.org/quantities
-  license: BSD
-  summary: 'Support for physical quantities with units, based on numpy'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/scoop/bld.bat b/scoop/bld.bat
deleted file mode 100644
index 87b1481..0000000
--- a/scoop/bld.bat
+++ /dev/null
@@ -1,8 +0,0 @@
-"%PYTHON%" setup.py install
-if errorlevel 1 exit 1
-
-:: Add more build steps here, if they are necessary.
-
-:: See
-:: http://docs.continuum.io/conda/build.html
-:: for a list of environment variables that are set during the build process.
diff --git a/scoop/build.sh b/scoop/build.sh
deleted file mode 100644
index 4d7fc03..0000000
--- a/scoop/build.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py install
-
-# Add more build steps here, if they are necessary.
-
-# See
-# http://docs.continuum.io/conda/build.html
-# for a list of environment variables that are set during the build process.
diff --git a/scoop/meta.yaml b/scoop/meta.yaml
deleted file mode 100644
index 05daca6..0000000
--- a/scoop/meta.yaml
+++ /dev/null
@@ -1,38 +0,0 @@
-package:
-  name: scoop
-  version: "0.7"
-
-source:
-  git_url: https://github.com/soravux/scoop.git
-
-requirements:
-  build:
-    - greenlet
-    - pyzmq
-    - python
-    - setuptools
-
-  run:
-    - greenlet
-    - pyzmq
-    - python
-
-test:
-  source_files:
-    - '*'
-  imports:
-    - scoop
-
-  commands:
-    - cd $SRC_DIR/test ; python -m scoop tests_parser.py
-    - cd $SRC_DIR/test ; python -m scoop tests_stat.py
-    - cd $SRC_DIR/test ; python -m scoop tests_stopwatch.py
-
-about:
-  home: https://github.com/soravux/scoop.git
-  license: GNU LESSER GENERAL PUBLIC LICENSE
-  summary: 'Scalable COncurrent Operations in Python'
-
-# See
-# http://docs.continuum.io/conda/build.html for
-# more information about meta.yaml
diff --git a/symmetry/bld.bat b/symmetry/bld.bat
deleted file mode 100644
index 829fdde..0000000
--- a/symmetry/bld.bat
+++ /dev/null
@@ -1,7 +0,0 @@
-
-::mingw32-make
-gcc -o symmetry -O3 -ansi -Wall symmetry.c -lm
-
-mkdir %PREFIX%\bin
-
-cp %SRC_DIR%\symmetry.exe %PREFIX%\Scripts\symmetry.exe
diff --git a/zmats/build.sh b/zmats/build.sh
deleted file mode 100644
index ffe88d3..0000000
--- a/zmats/build.sh
+++ /dev/null
@@ -1,4 +0,0 @@
-#!/bin/bash
-
-$PYTHON setup.py build
-$PYTHON setup.py install
diff --git a/zmats/meta.yaml b/zmats/meta.yaml
deleted file mode 100644
index 25b07c2..0000000
--- a/zmats/meta.yaml
+++ /dev/null
@@ -1,37 +0,0 @@
-# This file created for conda-build 3.10.9
-#
-# ------------------------------------------------
-
-package:
-  name: zmats
-  version: '0.1.0'
-
-source:
-  git_url: https://github.com/ReactionMechanismGenerator/zmats.git
-
-build:
-  noarch: generic
-
-requirements:
-  build:
-    - python
-  run:
-    - numpy
-    - python
-    - qcelemental
-    - rmg>=3.0.0
-
-test:
-  imports:
-    - zmats
-
-about:
-  home: https://github.com/ReactionMechanismGenerator/zmats
-  license: MIT
-  license_family: MIT
-  license_file: LICENSE
-  summary: 'A Z-matrix module written in Python'
-
-extra:
-  recipe-maintainers:
-    - alongd