Lib.rs

libc

Raw FFI bindings to platform libraries like libc

cbindgen

generating C bindings to Rust code

napi

N-API bindings

cxx

Safe interop between Rust and C++

num_enum

Procedural macros to make inter-operation between primitives and enums easier

bindgen

Automatically generates Rust FFI bindings to C and C++ libraries

jni

Rust bindings to the JNI

triomphe

A fork of std::sync::Arc with some extra functionality and without weak references (originally servo_arc)

linux-raw-sys

Generated bindings for Linux's userspace API

duckdb

Ergonomic wrapper for DuckDB

worker

SDK for writing Cloudflare Workers

ustr

Fast, FFI-friendly string interning

safer-ffi

Write safer FFI code in Rust without polluting it with unsafe code

winapi

Raw FFI bindings for all of Windows API

libffi

Rust bindings for libffi

csbindgen

Generate C# FFI from Rust for automatically brings native code and C native library to .NET and Unity

pyo3-build-config

Build configuration for the PyO3 ecosystem

gobject-sys

FFI bindings to libgobject-2.0

cxx-build

C++ code generator for integrating cxx crate into a Cargo build

drm

Safe, low-level bindings to the Direct Rendering Manager API

swift-bridge

Generate FFI bindings for safe interop between Rust and Swift

abi_stable

For doing Rust-to-Rust ffi,writing libraries loaded at program startup

ocaml

bindings for Rust

bindgen-cli

Automatically generates Rust FFI bindings to C and C++ libraries

crux_core

Cross-platform app development in Rust

torch-sys

Low-level FFI bindings for the PyTorch C++ api (libtorch)

sibyl

An OCI-based (synchronous or asynchronous) interface between Rust applications and Oracle databases

napi-build

N-API build support

android_log-sys

FFI bindings to Android log Library

cxx-async

interoperability between C++ coroutines and asynchronous Rust

ntapi

FFI bindings for Native API

cxx-gen

C++ code generator for integrating cxx crate into higher level tools

cxxbridge-cmd

C++ code generator for integrating cxx crate into a non-Cargo build

va_list

'va_list' type for a small set of ABIs. Allowing rust implementations of functions like vprintf.

tarantool

bindings

freetype-sys

Low level binding for FreeType font library

ocaml-interop

OCaml interoperability

gio-sys

FFI bindings to libgio-2.0

rust2go

main shared library

odbc-sys

ODBC ffi bindings

buffi

generate ergonomic, buffer-based C++ APIs

rubicon

Deduplicate globals across shared objects to enable a dangerous form of dynamic linking

librocksdb-sys

Native bindings to librocksdb

crux_kv

Key-Value capability for use with crux_core

crux_http

HTTP capability for use with crux_core

gmp-mpfr-sys

Rust FFI bindings for GMP, MPFR and MPC

webrtc-audio-processing

A wrapper for WebRTC's AudioProcessing module

ffi-convert

A collection of utilities to ease conversion between Rust and C-compatible data structures

closure-ffi

FFI utility for creating bare function pointers that invoke a closure

diplomat

FFI generation macro

jni-simple

binding for JNI (Java Native Interface) and JVMTI (JVM Tool Interface)

pango-sys

FFI bindings to libpango-1.0

sync-ptr

Sync & Send wrappers for raw pointer's and function pointers in rust

allo-isolate

Run Multithreaded Rust along with Dart VM (in isolate)

gphoto2

High-level wrapper for libgphoto2

cpp

Inline C++ code closures

rusty_ffmpeg

that provides Rust bindings for FFmpeg

gdk4-sys

FFI bindings of GDK 4

metacall

Call NodeJS, TypeScript, Python, C#, Ruby... functions from Rust (a Rust Port for MetaCall).

gtk4-sys

FFI bindings of GTK 4

ustr-fxhash

Fast, FFI-friendly string interning

security-framework-sys

Apple Security.framework low-level FFI bindings

moveit

safe, in-place construction of Rust (and C++!) objects

diplomat-runtime

Common runtime utilities used by diplomat codegen

priv_sep

FFI for setgroups(2), setresuid(2), setresgid(2), chroot(2), pledge(2), and unveil(2)

kuzu

An in-process property graph database management system built for query speed and scalability

crux_time

Time capability for use with crux_core

worker-sys

Low-level extern definitions / FFI bindings to the Cloudflare Workers JS Runtime

pact_ffi

Pact interface for foreign languages

glib-sys

FFI bindings to libglib-2.0

graphene-sys

FFI bindings to libgraphene-1.0

dart-sys

Statically generated, Opt-in style bindings to the Dart SDK

ohos-sys

Bindings to the native API of OpenHarmony OS

ffi-support

help expose Rust functions over the FFI

jnix

High-level extensions to help with the usage of JNI in Rust code

conan2

Pulls the C/C++ library linking flags from Conan dependencies

libR-sys

Low level bindings to the R programming language

bindgen_helpers

rename, change case, and fix Rust code generated by bindgen from C headers

cel-cxx

A high-performance, type-safe Rust interface for Common Expression Language (CEL), build on top of cel-cpp with zero-cost FFI bindings via cxx

foreign

Conversion between foreign and Rust types

ruby-prism

Rustified version of Ruby's prism parsing library

facet_generate

Generate Swift, Kotlin and TypeScript from types annotated with #[derive(Facet)]

mc-sgx-urts

Rust wrapper for sgx_urts

napi-derive

N-API procedural macros

mc-sgx-dcap-types

Rust wrapper for common DCAP types

cairo-sys-rs

FFI bindings to libcairo

libpulse-sys

FFI bindings for the PulseAudio libpulse system library

uniffi_pipeline

a multi-language bindings generator for rust (codegen and cli tooling)

rstsr-kml-ffi

Huawei Kunpeng Math Library FFI bindings

uniffi_udl

udl parsing for the uniffi project

wdk

Safe idiomatic bindings to APIs available in the Windows Development Kit (WDK)

gdk-pixbuf-sys

FFI bindings to libgdk_pixbuf-2.0

napi-sys-ohos

Harmony N-API raw binding

uniffi_meta

gettext-sys

Raw FFI bindings for gettext

rtpx

Safe Rust bindings for CTP (Comprehensive Transaction Platform) and its variations for Chinese financial markets

rustfst-ffi

constructing, combining, optimizing, and searching weighted finite-state transducers (FSTs). Rustfst-ffi provides C interfaces of the Rust library

offline_first_core

High-performance LMDB-based local storage library optimized for FFI integration with Flutter and cross-platform applications

rsfbclient

Binds to official firebird client lib

rocks

RocksDB bindings for Rust

rstsr-openblas-ffi

OpenBLAS FFI bindings

napi-sys

NodeJS N-API raw binding

spiceai_duckdb_fork

Ergonomic wrapper for DuckDB - forked from duckdb-rs to add support for duckdb_scan_arrow

jlrs-launcher

A juliaup-aware launcher for projects that use jlrs

interoptopus_backend_utils

backend authors

prebindgen

Separate FFI implementation and language-specific binding into different crates

parasail-rs

Rust bindings and wrapper for parasail, a SIMD C library for pairwise sequence alignment

ctp-rust

Safe Rust bindings for CTP (Comprehensive Transaction Platform) and its variations for Chinese financial markets

ffi_helpers

help make working with FFI easier

opaque-pointer

Generic functions to work with opaque pointers when use FFI to expose Rust structs

citrus

C to Rust syntax converter

arcdps

Rust bindings for the Guild Wars 2 dps-meter with focus on ease-of-use and performance

plain

A small Rust library that allows users to reinterpret data of certain types safely

libffi-sys

Raw Rust bindings for libffi

raw-parts

Ergonomic wrapper around Vec::from_raw_parts and Vec::into_raw_parts

printf-wrap

Types and functions for safely wrapping C functions with printf(3)-style format strings and varargs

interoptopus_backend_cpython

Generates CPython bindings

nvdialog-rs

High-level Rust bindings for NvDialog

duckdb-loadable-macros

Native bindings to the libduckdb library, C API; build loadable extensions

tblis

wrapper in Rust

directcpp

Direct call cpp from Rust

rstsr-blis-ffi

BLIS and FLAME FFI bindings

seasick

Tools for implementing and transcribing C APIs

lv2_raw

Exposes the raw LV2 interface (C) to Rust. Also attempts to implement some idiomatic Rust concepts (e.g. iterators).

web-extensions-sys

WebExtension API WASM bindings

rstsr-mkl-ffi

Intel oneAPI MKL FFI bindings

diplomat-tool

generating FFI bindings for various languages

dylo-cli

Generate dyn-compatible traits with proc macros

mc-sgx-util

shared by SGX libraries

rstsr-lapack-ffi

Netlib LAPACK FFI bindings

flowscripter_template_bun_rust_library

Project template for a Rust library with Bun FFI bindings

sanitizers

Interfaces and FFI bindings for the sanitizers interfaces

swift-bridge-ir

Holds the data structures and logic for bridge module parsing and code generation

elysees

A fork of triomphe, now with more pointer trickery

secp256k1-sys

FFI for Pieter Wuille’s libsecp256k1 library

poppler-sys-rs

Low-level (FFI) bindings for poppler-glib

coremidi-sys

Low-level FFI bindings for the CoreMIDI framework

standardform

Effortlessly operate on numbers like 2e19 or 2*10^4 and more with this Rust implementation of standard form. Simplify, convert, and manipulate large numerical expressions with ease.

libftd2xx-ffi

Rust FFI bindings to the FTDI D2XX drivers

voicemeeter

Remote bindings and abstractions

windivert

Wrapper library around windivert-sys

rstsr-aocl-ffi

Intel AMD Optimizing CPU Libraries FFI bindings

renderdoc-sys

Low-level bindings to the RenderDoc API

crux_cli

Command line tool for crux_core

autocxx-bindgen

Automatically generates Rust FFI bindings to C and C++ libraries. Version adjusted for autocxx.

endurox-sys

Low-level FFI bindings for Enduro/X middleware

swift-bridge-build

Parse Rust files for swift-bridge modules and generate the corresponding Swift and C code for them

c8str

String types that are both utf-8 and null terminated

pwd

Safe interface to pwd.h

crux_platform

Platform capability for use with crux_core

cpp_build

Cargo build script for the cpp crate

napi-derive-ohos

N-API procedural macros

wdk-sys

Direct bindings to APIs available in the Windows Development Kit (WDK)

frozen-duckdb

Pre-compiled DuckDB binary for fast Rust builds - Drop-in replacement for duckdb-rs

cstr-argument

A trait for converting function arguments to null terminated strings

gudev

Rust API for gudev, the glib support library for libudev

membrane

opinionated crate that generates a Dart package from a Rust library. Extremely fast performance with strict typing and zero copy returns over the FFI boundary via bincode.

xelf

A versatile Rust toolkit for self-use

csz

Abstractions for nul-terminated C strings

mc-sgx-core-build

Build Helpers for SGX FFI Crates

pyszczek

C compatible library to show an animal face or Nutek Security logo

xcb-rust-protocol

Rust x11 connection interface layer

ocaml-boxroot-sys

Boxroot for OCaml: fast movable GC roots (C API)

intel-mkl-sys

Rust binding of unique functions in Intel(R) MKL

uniffi_macros

a multi-language bindings generator for rust (convenience macros)

ffi-opaque

macro to create correct opaque pointers

rustler_sys

Create Erlang NIF modules in Rust using the C NIF API

async-ffi

FFI-compatible Futures

gsk4-sys

FFI bindings of GSK 4

libpulse-simple-sys

FFI bindings for the PulseAudio libpulse-simple system library

rigetti-pyo3

creating a Python wrapper for a Rust library

rust-zw3d

ZW3D SDK 的 Rust 绑定：自动生成的 FFI + 轻量封装 + 命令/回调注册宏

rust2go-cli

Rust2go commandline tool

savefile-abi

Easy to use, simple, stable ABI for Rust-libraries. Allows creating dynamically loadable plugins written in rust.

sdl2-sys

Raw SDL2 bindings for Rust, used internally rust-sdl2

marisa-ffi

Rust FFI bindings for libmarisa - a space-efficient trie data structure

dylo-runtime

Dynamic library loader for con traits

interoptopus_backend_c

Generates C bindings

xcb-rust-connection

Rust x11 connection interface layer

c3ne

that aids in compiling C3 code from within a Rust build script in order to use it alongside Rust code

libspa-sys

Rust FFI bindings for libspa

dylo

Generate dyn-compatible traits with procedural macros

safa-abi

an ABI over some of the SafaOS's kernel structures

gstreamer-video-sys

FFI bindings to libgstvideo-1.0

epicinium_lib

Rust bindings for libepicinium, the game logic library of the strategy game Epicinium

gstreamer-base-sys

FFI bindings to libgstbase-1.0

windows-native

Windows Native Undocumented API for Rust Language 🔥

libpulse-mainloop-glib-sys

FFI bindings for the PulseAudio libpulse-mainloop-glib system library

netcdf-sys

FFI bindings to NetCDF

tracker-sys

FFI bindings to libtracker-3.0

value-box-ffi

C-like api to family of value-box crates

ohos-window-manager-sys

Raw Bindings to the window_manager API of OpenHarmony

libspot

Rust FFI bindings for libspot, a fast time series anomaly detector

ffi-enum

Simply write and use enums like rust native enums, freely passing through ffi

dftd3

FFI bindings and wrappers of simple-dftd3

cuda-driver-sys

Rust binding to CUDA Driver APIs

deno_bindgen

Write high-level Deno FFI libraries in Rust

gstreamer-sys

FFI bindings to libgstreamer-1.0

vitasdk-sys

Raw bindings to vitasdk

input-event-codes

Linux input event codes form linux/input_event_codes.h

conan-build

Extracts linker flags from conan packages for use in build scripts

cglue-gen

FFI safe code generation for making plugins and C-compatible libraries

rust-zw3d-raw

ZW3D SDK 的原始 FFI 绑定

mc-sgx-dcap-sys-types

FFI type definitions for the SGX DCAP libraries

murmurs

🫆 A reliable and production-ready implementation of the Murmur3 hash function in Rust

typst-cffi

FFI to Typst

aubio

Safe bindings for aubio library to label music and sounds

libcdio-sys

Native bindings to the libcdio (and libcdio-paranoia) library

fuchsia-zircon-sys

Types for low-level Rust bindings for the Zircon kernel

tiny-std

Tiny rust stdlib for linux

pangocairo-sys

FFI bindings to PangoCairo

rsfbclient-native

Native(using fbclient) implementation of firebird client lib

z3-sys

Low-level bindings for the Z3 SMT solver from Microsoft Research

libnotcurses-sys

Low-level Rust bindings for the notcurses C library

onload

binding to solarflare onload libarary

liblo-sys

Raw FFI bindings for liblo (Open Sound Control library)

imgui-sys

Raw FFI bindings to dear imgui

gobley-uniffi-bindgen

A UniFFI Kotlin Multiplatform bindings generator for Rust

wslpluginapi-sys

Rust bindings for the WSL Plugin API

fen_cli

The command line interface for Fen

gdk4-x11-sys

FFI bindings of GDK4 X11

wv

Webview raw ffi bindings

drm-ffi

Safe, low-level bindings to the Direct Rendering Manager API

swift-bridge-cli

Parse Rust files for swift-bridge modules and generate the corresponding Swift and C code for them

rust2go-common

Rust2go common library

hicc_autogen

for hicc-macro/hicc-build

polyline-ffi

FFI bindings for the polyline crate

lz-decompress

Rust bindings to lzlib for decompressing .lz files

ffi_struct

The proc-macro crate for the Rust programming language to create structs with FFI compatibility. Also allows the members of the FFI structs to be iterable for better reflection than the crate struct_iterable.

dst-factory

Macro to implement C's flexible array members in Rust

encoding_c

C API for encoding_rs

dcc-oxidizer

Oxidizing DCCs into Rust. Allowing a bridge between the DCC API and image processing in Rust, using FFI.

fcplug

Foreign-Clang-Plugin solution, such as solving rust and go two-way calls

skynet_api

API for Skynet plugin

emacs

creating Emacs's dynamic modules

osrm-binding

Low-level, unsafe FFI bindings to the OSRM C++ library

libyuv

Raw FFI bindings to libyuv libraries

virglrenderer

Safe and idiomatic Rust wrapper for virglrenderer

rstsr-cblas-base

CBLAS enums and blas_int, lapack_int definition

ohos-input-sys

Bindings to the multi-modal Input-kit on OpenHarmony

accessible

Non-trapping memory readability probes for FFI sanity checks

crusty_traits

that creates a macro and supporting code to allow for traits to be FFI-safe using C ABI

asset-importer-sys

Low-level FFI bindings for the Assimp 3D asset import library

geneva-uploader-ffi

FFI bindings for Geneva uploader