Ffi GitHub Repositories (2026) · Open Source Tools

The fast, precise document-intelligence engine for every language: text, tables and metadata from 100+ formats, with OCR, transcription and code intelligence.

Write Cloudflare Workers in 100% Rust via WebAssembly

Unified access to native system APIs (windows, tray icons, menus, displays, dialogs, …) for Dart/Flutter, Rust, C#, JS/TS and Python, built on one C++ core.

Automatically generates Rust FFI bindings to C (and some C++) libraries.

Rust bindings for the Python interpreter

Python for .NET is a package that gives Python programmers nearly seamless integration with the .NET Common Language Runtime (CLR) and provides a powerful application scripting tool for .NET developers.

Turn any website into clean, structured data: Markdown, metadata and links from one page or a whole site, in every major language.

Bindings for the Zend API to build PHP extensions natively in Rust.

Productive, performant, robust interop for Rust🐙

Ergonomic bindings to duckdb for Rust

Open-source C++17 engine for backtesting and forward execution, with a versioned C ABI; Pine Script v6 runs through code generation. Against TradingView's own trade lists, all 7,989 graded probes (309 open-corpus strategies, 741 closed-test scripts) grade excellent or strong: 7,983 excellent, 6 strong. Apache-2.0.

Open ABI and FFI for Machine Learning Systems

Safe Rust bridge for creating Erlang NIF functions

Rust for native business logic, Flutter for flexible and beautiful GUI

A high-performance multi-language bindings generator for Rust, up to 1,000x faster than UniFFI. Ship Rust libraries that feels native to Python, Swift, Kotlin, and more

Ruby bindings for libnotify using FFI.

Pure Go FFI for WebGPU - CGO-free GPU access via wgpu-native bindings

Generate fully-typed, lint-clean language bindings for Rust libraries across 16 languages

Useful Ruby FFI bindings for libc

Pure PHP Doom (built-in extensions only), powered by Vulkan API with ray tracing