Top 23 Compatibility Open-Source Projects

1. polyfill-mbstring

   1 1 7,858 5.2 PHP

   Symfony polyfill for the Mbstring extension

   

2. InfluxDB

   www.influxdata.com featured

   InfluxDB – Built for High-Performance Time Series Workloads. InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

   

3. browser-compat-data

   2 47 5,312 10.0 JSON

   Browser compatibility data for Web technologies as displayed on MDN

   

   Project mention: Web Locks API | news.ycombinator.com | 2024-11-10

   I honestly never thought to click on those! Thanks very much.

   Now I'm digging around in https://github.com/mdn/browser-compat-data/blob/main/api/Loc... and trying to find the browser release dates data...

4. polyfill-ctype

   3 1 4,050 1.4 PHP

   Symfony polyfill for ctype functions

   

5. doesitarm

   4 77 3,789 8.3 JavaScript

   🦾 A list of reported app support for Apple Silicon as well as Apple M4 and M3 Ultra Macs

   

6. PHPCompatibility

   5 20 2,240 7.7 PHP

   PHP Compatibility check for PHP_CodeSniffer

   

   Project mention: PHPCompatibility: Ensure Your Code Is Future-Proof with PHP_CodeSniffer | news.ycombinator.com | 2024-08-15

7. dxwrapper

   6 33 1,532 9.8 C

   Fixes compatibility issues with older games running on Windows 10/11 by wrapping DirectX dlls. Also allows loading custom libraries with the file extension .asi into game processes.

   

8. Python-Future

   7 3 1,176 0.7 Python

   Easy, clean, reliable Python 2/3 compatibility

   

9. Stream

   getstream.io featured

   Stream - Scalable APIs for Chat, Feeds, Moderation, & Video. Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure.

   

10. DragonOS

    8 0 1,010 9.2 Rust

    DragonOS is an operating system developed from scratch using Rust, with Linux compatibility. It is designed for **Serverless** scenarios. 使用Rust从0自研内核，具有Linux兼容性的操作系统，面向云计算Serverless场景而设计。

    

11. Android-Scanner-Compat-Library

    9 1 780 0.0 Java

    A compat library for Bluetooth Low Energy scanning on Android.

    

12. little-file-explorer

    10 3 544 6.6 Java

    Android 1.0+ mini file explorer and manager

    

13. modernize

    11 1 363 0.0 Python

    Modernizes Python code for eventual Python 3 migration. Built on top of fissix (a fork of lib2to3)

    

14. fastify-express

    12 9 264 7.1 JavaScript

    Express compatibility layer for Fastify

    

15. revapi

    13 1 200 8.9 Java

    Revapi is an API analysis and change tracking tool written in Java. Its focus is mainly on Java language itself but it has been specifically designed to not be limited to just Java. API is much more than just java classes - also various configuration files, schemas, etc. can contribute to it and users can become reliant on them.

    

16. PHPUnit-Polyfills

    14 3 181 8.5 PHP

    Set of polyfills for changed PHPUnit functionality to allow for creating PHPUnit cross-version compatible tests

    

17. MobilePassThrough

    15 8 173 1.8 Shell

    Make GPU passthrough on notebooks easy and accessible!

    

18. wcecl

    16 1 173 2.6 C++

    Run Windows CE applications on desktop Windows

    

19. Stylecow

    17 0 163 0.0 JavaScript

    Modern CSS to all browsers

    

20. CompatibilityManager

    18 3 156 0.0 C#

    Windows app for bulk editing compatibility settings.

    

21. tiny-music-player

    19 4 91 2.4 Java

    Android 1.0+ <20KB minimal notification based audio player

    

22. game-compatibility

    20 12 92 3.5

    

23. little-music-player

    21 2 88 1.9 Java

    Android 1.0+ mini notification based audio player

    

24. shouldiprefix

    22 1 84 0.0

    A quick overview of what CSS features to prefix

    

25. compat

    23 8 73 7.2 Emacs Lisp

    COMPATibility Library for Emacs Lisp

    

26. SaaSHub

    www.saashub.com featured

    SaaSHub - Software Alternatives and Reviews. SaaSHub helps you find the best software and product alternatives

    

Compatibility related posts

• Web Locks API

  8 projects | news.ycombinator.com | 10 Nov 2024

• Upcoming Hardening in PHP

  5 projects | news.ycombinator.com | 14 Nov 2024

• HTML Tags Memory Test

  3 projects | news.ycombinator.com | 15 Jul 2024

• Why Isn't the <HTML> Element 100% Supported on CanIUse.com?

  2 projects | news.ycombinator.com | 2 Feb 2024

• Starting to write CSS in 2023 will be different

  3 projects | dev.to | 18 Jan 2024

• Little File Explorer – ~40KB File Manager for Android 1.0 and Above

  4 projects | news.ycombinator.com | 27 Dec 2023

• Need help with Sonic Unleashed, stuck on loading screen while using Xenia Canary? It worked when I launched it for the first time, but then it asked if I wanna create a save file, THEN IT SUDDENLY CRASHED MY PC. Ever since the restart, nothing worked! It doesn't crash anymore, but now it's stuck!

  2 projects | /r/xenia | 2 Jul 2023
• A note from our sponsor - Stream
  getstream.io | 15 Jul 2025

  Stream helps developers build engaging apps that scale to millions with performant and flexible Chat, Feeds, Moderation, and Video APIs and SDKs powered by a global edge network and enterprise-grade infrastructure. Learn more →

Index

Sponsored

InfluxDB – Built for High-Performance Time Series Workloads

InfluxDB 3 OSS is now GA. Transform, enrich, and act on time series data directly in the database. Automate critical tasks and eliminate the need to move data externally. Download now.

www.influxdata.com