- Create CONTRIBUTING.md.

CONTRIBUTING.md

@@ -0,0 +1,21 @@
+How To Contribute
+=================
+
+What To Do?
+-----------
+- Testing and finding bugs
+- Fix bugs
+- Implement new things
+- Write documentation
+- Translation of the application interface and documentation into your language
+- Donate
+
+How To Contribute?
+------------------
+Your contribution can be of numerous forms. We currently accept two ways to contribute - Pull Requests and Patches.
+
+Where To Start?
+---------------
+Finding a good project to start with can be a challenge, because when starting out you are (usually) not aware of all the possibilities. To help you find a project, here are some ideas to try:
+- Ask for help in Telegram [@aspia_ru](https://t.me/aspia_ru)
+- Look around in [Issues](https://github.com/dchapyshev/aspia/issues), and if you have problems finding nice projects to start