Open source. Open possibilities.

Bun is an all-in-one toolkit for JavaScript and TypeScript apps, featuring a fast runtime, bundler, test runner, and package manager in a single executable.

Qrbit is a fast, cross-platform QR code generator for Node.js, built with Rust for high performance. It supports logo embedding, customizable colors, and outputs QR codes in SVG, PNG, JPEG, and WebP formats without requiring a `canvas` dependency.

Promise is a statically-typed programming language designed for AI agents to write correct, maintainable code. It features explicit ownership, goroutine-style concurrency, algebraic error handling, generics, and pattern matching. Compiles natively to LLVM for Linux, macOS, Windows, and WASM.

Zed is a high-performance, multiplayer code editor developed by the creators of Atom and Tree-sitter.

Loco is a Rust web application framework inspired by Rails, offering conventions over configuration, Axum-based controllers, ORM-backed entities, views, background jobs, scheduling, mail, storage, and caching for server-side applications.

Compiler Explorer is an interactive web tool for compiling code in C, C++, Rust, Go and 30+ other languages and viewing the resulting assembly in real time. It supports multiple compilers per language, configurable layouts and a REST API, and can be self-hosted.

An open-source book cataloguing Rust design patterns, anti-patterns and idioms, built with mdbook and available as HTML and PDF.