cbindgen

Production-grade Rust-native trading engine with deterministic event-driven architecture

Slint is an open-source declarative GUI toolkit to build native user interfaces for Rust, C++, JavaScript, or Python apps.

Neon: Serverless Postgres. We separated storage and compute to offer autoscaling, code-like database branching, and scale to zero.

🚀 Fast, secure, lightweight containers based on WebAssembly

A polyglot document intelligence framework with a Rust core. Extract text, metadata, images, and structured information from PDFs, Office documents, images, and 97+ formats. Available for Rust, Python, Ruby, Java, Go, PHP, Elixir, C#, R, C, TypeScript (Node/Bun/Wasm/Deno)- or use via CLI, REST API, or MCP server.

The AI framework that adds the engineering to prompt engineering (Python/TS/Ruby/Java/C#/Rust/Go compatible)

A Datacenter Scale Distributed Inference Serving Framework

The Mullvad VPN client app for desktop and mobile

🧱 local-first and microVM-backed programmable sandboxes for AI agents

Build and publish crates with pyo3, cffi and uniffi bindings as well as rust binaries as python packages

The framework for building with WebAssembly (wasm). Easily & securely load wasm modules, move data, call functions, and build extensible apps.

Lore is a next-generation, open source version control system

Apache OpenDAL: One Layer, All Storage.

Hyperlight is a lightweight Virtual Machine Manager (VMM) designed to be embedded within applications. It enables safe execution of untrusted code within micro virtual machines with very low latency and minimal overhead.

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

An extensible, state-of-the-art framework for columnar compression, and the fastest FOSS columnar file format. Formerly at @spiraldb, now an Incubation Stage project at LFAI&Data, part of the Linux Foundation.

Capability-based agent runtime with fine-grained policies . Brokering access directly within the agent's operating context, with zero setup and zero latency

Rust reflection, serialization, deserialization, pretty printing, etc. — the last proc macro you should need

Eclipse iceoryx2™ - the zero-copy data plane with a Rust core

Compute substrate for AI agents: lightweight enough to live on your laptop, elastic enough to scale into the cloud and unleash unlimited resources.

Open-source Business Rules Engine for your Rust, NodeJS, Python, Go, Java, C#, Kotlin (JVM), Kotlin (Android) and Swift (iOS) applications.

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

TFHE-rs: A Pure Rust implementation of the TFHE Scheme for Boolean and Integer Arithmetics Over Encrypted Data.

A high-performance inference engine for AI models

Media over QUIC: Real-time latency at massive scale

The Chrome OS Virtual Machine Monitor - Mirror of https://chromium.googlesource.com/crosvm/crosvm/

An execution engine for Wireshark-like filters

Rust implementation of Tailscale (preview, experimental)

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

Rust/Wasm-powered SQL transpiler for more than 30 SQL dialects

A jq-like Markdown query language for command-line processing

𝕊 The Secret Network

Temporal Rust & Core SDKs

The core library of differential privacy algorithms powering the OpenDP Project.

OpenData is a collection of open source databases built on a common, object-native storage and infrastructure foundation.

Comprehensive tree-sitter grammar compilation with polyglot bindings — Rust, Python, Node.js, Go, Java, Ruby, Elixir, PHP, C#, WASM, Dart, Kotlin-Android, Swift, Zig, and CLI. 306+ languages.

Rust SDK for the core C2PA (Coalition for Content Provenance and Authenticity) specification

A native Delta implementation for integration with any query engine

The home of moss (system state and package manager) and boulder (moss-format build tool)

Property-based testing for Rust, built on Hypothesis

A universal, high-performance Lottie and dotLottie player built with Rust. Offers smooth rendering across platforms, low resource consumption, and extensive compatibility. Features FFI bindings for C/C++, Kotlin, Swift, and WASM for seamless integration in Android, iOS, and Web projects.

blazesym is a library for address symbolization and related tasks

Build apps powered by on-device AI

Fast package resolver written in Rust (CDCL based SAT solving)

Universal LLM API client — 142+ providers, 11 native language bindings, powered by Rust core

NVIDIA Infra Controller - Hardware Lifecycle Management and multitenant networking

Compaction-Less Database Optimized for Efficiently Storing Recent Merkleized Blockchain State

Logos blockchain node

Backstitch: Real-Time Version Control for Godot

High-performance web crawling engine with bindings for 11 languages