diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
new file mode 100644
index 0000000..d116b27
--- /dev/null
+++ b/CONTRIBUTING.md
@@ -0,0 +1,26 @@
+Contributing
+============
+
+Issues
+------
+
+An issue will be **automatically** close without a test case failing.
+
+Pull-Request
+------------
+
+Any Pull-Request **MUST** have following parts:
+
+1. Test case for new feature or bugfix
+2. Reference documentation updated in case of new feature
+3. Code update
+
+Otherwise it may be refuse.
+
+Please also specify following in the description:
+
+* Bugfix ?
+* New feature ?
+* [BC Break](http://stackoverflow.com/questions/8891005/what-does-bc-break-mean) ?
+
+Thanks!
diff --git a/LICENCE b/LICENCE
new file mode 100644
index 0000000..3d7cf52
--- /dev/null
+++ b/LICENCE
@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2013 Nekland
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/README.md b/README.md
index 042a8d6..5aff196 100644
--- a/README.md
+++ b/README.md
@@ -1,26 +1,75 @@
 Nekland Tools
 =============
 
+[![Build Status](https://travis-ci.org/Nekland/Tools.svg?branch=master)](https://travis-ci.org/Nekland/Tools)
+
 Just some classes helping to code with PHP in general.
 
+**This repository follows semver.**
 
 Installation
 ------------
 
-Inside your `composer.json` file:
-
-```json
-{
-    "require": {
-        "nekland/tools": "dev-master"
-    },
-    "repositories": [
-        {
-            "type": "vcs",
-            "url": "https://github.com/Nekland/Tools"
-        }
-    ]
-}
+```bash
+composer require "nekland/tools"
+```
+
+Reference
+---------
+
+### StrinTools class
+
+**Encoding arguments are optionals.**
+
+#### ::camelize
+
+```php
+StringTools::camelize($str, $from) : string
 ```
 
-Then `composer update nekland/tools`.
+* `$str` string input
+* `$from` (optional, default "\_") string entry format (can be "-" or "\_")
+
+#### ::startsWith
+
+```php
+StringTools::startsWith($str, $start, $encoding) : bool
+```
+
+* `$str` string input
+* `$start` string it should starts with
+
+#### ::endsWith
+
+```php
+StringTools::endsWith($str, $end, $encoding) : bool
+```
+
+* `$str` string input
+* `$end` string it should ends with
+
+#### ::removeStart
+
+```php
+StringTools::removeStart($str, $toRemove, $encoding) : string
+```
+
+* `$str` string input
+* `$toRemove` string to remove at the start of `$str`
+
+#### ::contains
+
+```php
+StringTools::contains($str, $needle, $encoding) : bool
+```
+
+* `$str` string input
+* `$needle` potentially contained string
+
+### EqualableInterface
+
+Helps you equals on objects on a similar way as [java](http://stackoverflow.com/questions/1643067/whats-the-difference-between-equals-and).
+
+#### equals
+
+Method that you must implements to check if the object taking as parameter is equals or not.