Stellarium is a free GPL software which renders realistic skies in real time with OpenGL. It is available for Linux/Unix, Windows and macOS. With Stellarium, you really see what you can see with yo…

Production-Grade Container Scheduling and Management

A retargetable MLIR-based machine learning compiler and runtime toolkit.

Pokémon battle simulator.

A flexible package manager that supports multiple versions, configurations, platforms, and compilers.

A large scale non-linear optimization library

C++ based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)

A reactive notebook for Python — run reproducible experiments, query with SQL, execute as a script, deploy as an app, and version with git. Stored as pure Python. All in a modern, AI-native editor.

The Julia Programming Language

Aim 💫 — An easy-to-use & supercharged open-source experiment tracker.

Vim-fork focused on extensibility and usability

The best way of working with Protocol Buffers.

Redefined chart library built with React and D3

Build system, successor to Buck

Backstage is an open framework for building developer portals

Fast and extensible multi-platform HTTP/1-2-3 web server with automatic HTTPS

ThetaGang is an IBKR bot for collecting money

Tantivy is a full-text search engine library inspired by Apache Lucene and written in Rust

A fast image processing library with low memory needs.

C++ Library Manager for Windows, Linux, and MacOS

Next generation frontend tooling. It's fast!

Open-source scientific and technical publishing system built on Pandoc.

A post-modern modal text editor.

Prefect is a workflow orchestration framework for building resilient data pipelines in Python.

An AI-powered task-management system you can drop into Cursor, Lovable, Windsurf, Roo, and others.

Universal Command Line Interface for Amazon Web Services

Static analysis tool to detect potential nil panics in Go code

The Moby Project - a collaborative project for the container ecosystem to assemble container-based systems

Cloud-native search engine for observability. An open-source alternative to Datadog, Elasticsearch, Loki, and Tempo.

🚀 Strapi is the leading open-source headless CMS. It’s 100% JavaScript/TypeScript, fully customizable, and developer-first.