An extremely fast Python package and project manager, written in Rust.

Warp is an agentic development environment, born out of the terminal.

A markup-based typesetting system that is powerful and easy to learn.

A refreshingly simple data-driven game engine built in Rust

A post-modern modal text editor.

Servo aims to empower developers with a lightweight, high-performance alternative for embedding web technologies in applications.

Secure and fast microVMs for serverless computing.

A terminal workspace with batteries included

Rust-based platform for the Web

A library for building fast, reliable and evolvable network services.

A scrollable-tiling Wayland compositor.

Development at the speed of light

A cross-platform, safe, pure-Rust graphics API.

A Rust compiler front-end for IDEs

CUDA on non-NVIDIA GPUs

Visualize, query, and stream to train on multimodal robotics data.

3D and 2D game engine written in Rust

Boa is an embeddable Javascript engine written in Rust.

A network diagnostic tool

The live data layer for apps and AI agents. Create up-to-the-second views into your business, just using SQL

Make your JSON data collaborative and version-controlled with CRDTs

Modular, contributor-friendly and blazing-fast implementation of the Ethereum protocol, in Rust

Restate is the platform for building resilient applications that tolerate all infrastructure faults w/o the need for a PhD.

A proxy server for adding push to your API, used at the core of Fastly's Fanout service

A lightweight, memory-protected, message-passing kernel for deeply embedded systems.

ECS-driven 2D and 3D physics engine for the Bevy game engine.

The Parity Polkadot Blockchain SDK

Declare your digital independence

A security-focused library OS supporting kernel- and user-mode execution

Brave's Rust-based adblock engine

Advanced Fuzzing Library - Slot your Fuzzer together in Rust! Scales across cores and machines. For Windows, Android, MacOS, Linux, no_std, ...

Official successor to conduwuit

Home of OpenVMM and OpenHCL

Solving i18n for client-side and resource-constrained environments.

A thread-per-core async Rust runtime with IOCP/io_uring/polling.

Internet Computer blockchain source: the client/replica software run by nodes

SP1 is a zero‑knowledge virtual machine that proves the correct execution of programs compiled for the RISC-V architecture.

A tiny Skia subset ported to Rust

The Rust Playground

Copper is an operating system for robots - build, run, and replay your entire robot deterministically.

[Acquired by The Guild] The Grafbase GraphQL Federation Gateway

Ariel OS is a library operating system for secure, memory-safe, low-power Internet of Things, written in Rust

A Rust library for manipulating curves

Unified TUI and CLI to index and search your local coding agent session history across 11+ providers (Codex, Claude, Gemini, Cursor, Aider, etc.)

Collection of cryptography-related traits

Rust D-Bus crate.

Real-time clipboard sync across all your devices — local-first, peer-to-peer, and end-to-end encrypted. No account. No cloud dependency. No central server.

A Wayland Compositor

rbuilder is a blazingly fast, state of the art Ethereum MEV-Boost block builder written in Rust

A flexible toolkit for building real-time blockchains

Ringboard—the clipboard manager for Linux

Toolchain for TON smart contract development and beyond

Language tooling for the Lox programming language.

Protocol and libraries for sending and receiving OpenTelemetry data using Apache Arrow

A programming language used to make math-based videos and slideshows

Web3 Ultimate Execution Engine

A storage service.

An implementation of Tor, in Rust. [NOT Official, Mirrors Only, NO PR here]

Yet another block/voxel game; in this one the blocks are made out of blocks. Runs in browsers on WebGPU+WebAssembly.

A distribution of tools and examples for building embedded IoT applications in Rust

Playdate Dev Tools and API

The SCP Wiki's work on Project Foundation, a replacement for Wikidot.

A bioinformatics workflow engine built on top of the Workflow Description Language (WDL).

Post-quantum endpoint-to-endpoint encryption for messaging, file-sharing, and secret remote file storage SDK

libLISA: Instruction Discovery and Analysis on x86-64

Single-threaded asynchronous GUI runtime

Skiplist implementation in rust

NMEA 0183 - for communication between marine electronics such as echo sounder, sonars, anemometer, gyrocompass, autopilot, GNSS receivers and many other types of instruments. Defined and controlled by the National Marine Electronics Association (NMEA)

Heima network main-net

Warp 客户端中文本地化与自定义改造（fork from warpdotdev/warp）

Rust SCPI parser

A toy, ACID compliant, and Relational-ish DBMS built from scratch

An integrated os-level crates repository for operating system and virtualization development

Rust crate for Envio's HyperSync client

Open-source streaming SQL engine written in Rust using Apache Arrow and DataFusion. Supports continuous queries, temporal stream joins, tumbling/session windows, and CDC/Kafka connectors. Lightweight, embeddable, and sub-microsecond latency

RDF.rs is a Rust framework for working with RDF knowledge graphs.

Main components and documentation for the World ID Protocol.

Caliptra MCU Software

SochDB is a high-performance embedded, ACID-compliant vector database purpose-built for AI agents and memory

Wayland connection proxy

Solutions to the Advent of Code challenges in Rust!

OpenWarp x86_64 build

DNS Client Library

Source code for our paper "Higher-order finite elements for embedded simulation"

Researching next-gen blockchain architecture (as of 2026) to achieve ultimate scalability in permissionless setting and fully resolve Blockchain Trilemma

An example of combining various libraries for aarch64 OS development in Rust.