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
Importable dictionary for typing math symbols more easily
sq data wrangler
Bug-fix-only libev port of shadowsocks
An embedded web server
The next generation Javascript WYSIWYG HTML Editor
Server-sent live updates, protocol and reference implementation
Improved JPEG encoder
Reformats Java source code to comply with Google Java Style
The easy to use Swift JSON encoder
Classic modular front-end UI framework
Java binary serialization and cloning, fast, efficient, automatic
Mind map and outliner editor for Windows, Mac, Linux, Android and iOS
Simple, fast, versatile and full-featured services framework
An anti-bikeshedding Kotlin linter with built-in formatter
A self hostable application for saving web pages
Resources for Blazor, a .NET web framework using C#/Razor
A reusable native Android rich text editor component
React components for rendering large lists and tabular data
Input mask for React, Angular, Ember, Vue, & plain JavaScript
Minimalistic address book in web browser. No server or plugin needed.
Pascal Units for Medical Applications