Release 0.8.7

Note: This release contains ABI changes affecting all languages, please see https://github.com/ElementsProject/libwally-core/blob/master/CHANGES.md for details.

• Javascript: Add a new WASM-based JS + typescript wrapper for Node and browsers, supporting the entire wally API (thanks to @shesek)
• Javascript: Publish an npm package wallycore for JS users.
• Python: Remove support for Python 2.x, auto-generate all wrapper code
• Add new support functions for PSBT/PSET, maps, and keypaths
• Build: Build, test and warning fixes
• Various bug fixes and updates

Release 0.8.6

Note this release contains ABI changes, please see CHANGES.md for details.

• Add initial support for PSBT v2 and Elements PSET v2.
• Update PSBT v0 support to the latest changes. Note that Taproot fields are serialized but general Taproot support is not yet implemented.
• Remove Elements PSET v0 support.
• Extend the wally_map API into a generic int/blob associative container.
• Add secp256k1 group scalar arithmetic operations.
• Add support for explicit value rangeproof and explicit asset surjectionproof generation and validation.
• Add incremental/partial blinding primitives.
• Update the built-in libsecp256k1 library.
• Documentation updates, build/test improvements and misc bug fixes.

Release 0.8.5

• Add support for M1 macOS arm64 and universal2 builds/Python wheels
• Add wally_hex_verify to verify hex strings
• Add base58, bip32 and bech32 _n call variants for processing non nul-terminated strings
• Add support for bip32 key derivation from path strings ("m/a/b/c" etc)
• Update to latest libsecp256k1-zkp
• Add --enable-standard-secp configure argument to build with a non-zkp libsecp256k1
• Add --disable-asm configure argument to build without assembly
• Various build and test fixes

Release 0.8.4

• Support bech32m/blech32m for taproot, expose ripemd160
• Support minimal builds for resource constrained environments via --minimal
• Add constants for Liquid testnet
• Javascript fixes and new exposed API calls
• Build updates, move to latest libsecp, build more python modules, including v3.10

Release 0.8.3

• Support old style tx serialization using WALLY_TX_FLAG_PRE_BIP144 (Fixes PSBT 'empty' tx serialization)
• Support SIGHASH_RANGEPROOF signing for Elements/Liquid
• Fix a PSET memory leak
• Fix Python handling of bad capsule pointers
• Build updates

Release 0.8.2

• Update to latest libsecp256k1-zkp
• Expose Sign-to-Contract functions
• Expose Anti-Key-Exfiltration ("Anti-Exfil") functions
• Expose base64 functions
• Allow callers to provide secp contexts to make the library thread-safe

Note: This release is not binary compatible with 0.8.1. See https://github.com/ElementsProject/libwally-core/blob/master/CHANGES.md for details.

Release 0.8.1

• New WASM target for wally in the browser
• Use a git submodule for libsecp256k1
• Add manylinux support to build PyPI compatible wheels
• Release Python 3.8/3.9 wheels for Linux
• Various build fixes

Release 0.8.0

• Build fixes for OSX and Android
• Expose PSBT functions through the SWIG Java interface
• New functions to serialize varint and varbuffers
• Build system improvements and general bug fixes

Release 0.7.9

• Updates and fixes to the PSBT interface, fix PSBT signing with core v20.1
• New functions to clone transactions and calculate txid
• Documentation updates
• Bug fixes

Release 0.7.8

• Deprecate Python 2 wheels
• Honor CFLAGS, default to O2
• Bug fixing