Browse free open source Formats and Protocols and projects for Android below. Use the toggles on the left to filter open source Formats and Protocols by OS, license, language, programming language, and project status.
Free and open source manga reader for Android
A cross-platform XML/CSS based eBook reader
An ebook reader application supporting PDF, DjVu, EPUB, FB2, etc.
Powerful rich text editor framework with a modular architecture
The next generation Javascript WYSIWYG HTML Editor
An embedded web server
Improved JPEG encoder
Importable dictionary for typing math symbols more easily
An anti-bikeshedding Kotlin linter with built-in formatter
Server-sent live updates, protocol and reference implementation
All-in-one Android app for RSS, BitTorrent dl & play
Mind map and outliner editor for Windows, Mac, Linux, Android and iOS
Reformats Java source code to comply with Google Java Style
Classic modular front-end UI framework
Input mask for React, Angular, Ember, Vue, & plain JavaScript
Bug-fix-only libev port of shadowsocks
sq data wrangler
A self hostable application for saving web pages
Minimalistic address book in web browser. No server or plugin needed.
Track your roaming staff, know their whereabouts and give them orders
Pascal Units for Medical Applications
Remote computer access through Android devices
An easy to edit webpage template / cheatsheet
Utilities for generating and parsing APDU commands