Empowering everyone to build reliable and efficient software.

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

Fullstack app framework for web, desktop, and mobile.

Rust-based platform for the Web

dev tools, env vars, task runner

A high-performance observability data pipeline.

Build fast web applications with Rust.

🚀 Fast, secure, lightweight containers based on WebAssembly

Effortlessly compose, extend, and observe every service in real-time for the first time ever.

CUDA on non-NVIDIA GPUs

All-in-one Mail & Collaboration server. Secure, scalable and fluent in every protocol (IMAP, JMAP, SMTP, CalDAV, CardDAV, WebDAV).

Fast Rust-based bundler for the web with a modernized webpack API 🦀

RuVector is a High Performance, Real-Time, Self-Learning Ai, Vector GNN, Memory DB built in Rust.

Pluggable and configurable code formatting platform written in Rust that unifies all your formatters in one tool.

Date and time library for Rust

Tinymist [ˈtaɪni mɪst] is an integrated language service for Typst [taɪpst].

Reference client for NEAR Protocol

The Feldera Incremental Computation Engine

🦭 Distributed log streaming engine built from first principles

SeekStorm: vector & lexical search - in-process library & multi-tenancy server, in Rust.

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

Source code of Ferrocene, safety-critical Rust toolchain

Communication infrastructure for the AI era — one binary, one broker, one storage layer, any protocol

A flexible, performant and reliable search database without the AI bullshit.

The Rust Playground

A fast Node.js package manager

rari: High-performance React Server Components framework powered by a Rust runtime, delivering 18.1x faster response times (0.12ms vs 2.17ms) and 67.4x higher throughput (97,826 vs 1,452 req/sec) than Next.js with zero-config setup.

High-performance, well-tested & documented core libraries for Ethereum, in Rust

🌊 Continuously synchronize the systems where your data lives, to the systems where you _want_ it to live, by managing your data flows with Estuary. 🌊

The Xous microkernel

Minimalist, stable, modular, fast, and ZK native implementation of the Ethereum protocol in Rust. L1 and L2 execution client.

A multilingual morphological analysis library.

Rust library for concurrent data access, using memory-mapped files, zero-copy deserialization, and wait-free synchronization.

All components used to run Base

Durable Streams API

Nockchain protocol monorepo

Software for the orb

Modern plain text accounting. Beancount compatible.

Ultra-high performance distributed storage system in the AI era. Powered by Fractal ART engine, Rust-native, io_uring, with multi-protocol (S3 object storage, POSIX FS, ...)

High performance embedded vector database

Oxygen OS is the operating system for AI deployment

Microkit - A simple operating system framework for the seL4 microkernel

Config-driven CLI tool that compresses command output before it reaches an LLM context

nix-based continuous integration system

A blazingly-fast, offline-first format and toolchain for lexical data 📖

AquaVM interprets AIR – a π-calculus-derived set of instructions that the Aqua language compiles to

Document, columnar, KV, Graph, Vector, Array - The only all-in-one database that you need.

Distributed immutable data store with strong encryption and authentication

World Chain monorepo

A software framework and runtime for building scalable, connected applications

Sayiir: simple, embeddable durable workflow engine in Rust with Node.js & Python bindings. Checkpoint-based recovery, no deterministic replay. A simplified alternative to Temporal, Restate, and Airflow.

Screamingly fast, ultra-lightweight search engine.

Resilient offline-first sync engine -- WAL replication with Hybrid Logical Clocks, Version Vectors, mTLS, and ChaCha20-Poly1305 encryption at rest. Built for intermittent-connectivity deployments (IoT, rural health, edge).

Rustdoc's JSON output interface

Low-latency hash map using minimal perfect hash functions and compact encoding.

Atlaspack is the frontend bundler used to build Atlassian products, written in JavaScript and Rust by core contributors of Parcel.

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

Rust scanner for ScanCode-compatible workflows, licenses, package metadata, SBOMs, and provenance data.

Rust library for applying Gaussian quadrature to integrate a function

A high-performance HGVS variant nomenclature parser and normalizer written in Rust

rUvOS — the agentic operating system. A single static Rust binary that runs as an MCP server, giving Claude Code persistent memory, resumable signed sessions, multi-agent orchestration, a knowledge graph, safety guardrails, and a signed audit trail. Zero Node.js, zero SQLite, zero daemon.

Join-Accumulate Refine

Polar is a secure and scalable knowledge graph framework, designed to address the challenges posed by building big data systems in highly regulated environments, and improve observability for DevSecOps Organizations.

A crate for converting an ASCII text string to a single unicode grapheme cluster and back. Also provides a macro to embed encoded source code into a Rust source file.

Minimalist, performant and auditable verifiable RISC-V vm written in Rust