This area is intended for developers who decide to contribute to **RSS-Bridge** which is primarily written in [`PHP`](http://www.php.net/) with some aspects of [`HTML`](https://en.wikipedia.org/wiki/HTML) and [`CSS`](https://en.wikipedia.org/wiki/Cascading_Style_Sheets). If you are new to **RSS-Bridge** you should make yourself familiar with some general aspects: - [Coding style policy](./01_Coding_style_policy.md) - [Folder structure](./03_Folder_structure.md) - [Debug mode](./05_Debug_mode.md) - [Bridge API](../05_Bridge_API/index.md) - [Cache API](../07_Cache_API/index.md) - [Format API](../08_Format_API/index.md) - [Technical recommendations](../09_Technical_recommendations/index.md)