Help out your favorite open source projects and become a better developer while doing it.

Official Discord API Documentation

Build chatbots and conversational experiences using React

Extensible Dev Tools for Monorepos

🤗 Transformers: State-of-the-art Machine Learning for Pytorch, TensorFlow, and JAX.

Collabora Online is a collaborative online office suite based on LibreOffice technology. This is also the source for the Collabora Office apps for iOS and Android.

Simplifies the development of creating a JPA-based data access layer.

Test infrastructure for the Kubernetes project.

Embedded graphics library to create beautiful UIs for any MCU, MPU and display type. It's boosted by a professional yet affordable drag and drop UI editor, called SquareLine Studio.

Connect your local process and your cloud environment, and run local code in cloud conditions.

Scheduling infrastructure for absolutely everyone.

DuckDB is an in-process SQL OLAP Database Management System

Build Ruby on Rails apps 10x faster

🍰 Everything is RSSible

💊 Application to use ReVanced on Android

a multi-language bindings generator for rust

Returns old TweetDeck, for free!

A simple LLM client for Emacs

Official Svelte components built for Flowbite and Tailwind CSS

OpenTelemetry Collector

eBPF-based autoinstrumentation of web applications and network metrics

FastStream is a powerful and easy-to-use Python framework for building asynchronous services interacting with event streams such as Apache Kafka, RabbitMQ, NATS and Redis.

A collection of libraries and tools that help you build adaptive, accessible, and robust user experiences.

Apache ShenYu is a Java native API Gateway for service proxy, protocol conversion and API governance.

Agentic LLM Vulnerability Scanner / AI red teaming kit

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with LlamaIndex, Langchain, OpenAI SDK, LiteLLM, and more. 🍊YC W23

Scalable, reliable, distributed storage system optimized for data analytics and object store workloads.

The Rust web framework for lazy developers.

Java libraries for writing microservices

Fully managed Apache Parquet implementation

Build fast web applications with Rust.

An orchestration platform for the development, production, and observation of data assets.

Powerful system container and virtual machine manager

A bunch of lints to catch common mistakes and improve your Rust code

A bunch of lints to catch common mistakes and improve your Rust code. Book: https://doc.rust-lang.org/clippy/

Ticket shop application for conferences, festivals, concerts, tech events, shows, exhibitions, workshops, barcamps, etc.

The Grails Web Application Framework

Home for Cluster API, a subproject of sig-cluster-lifecycle

a community wiki for improving code quality

.NET is a cross-platform runtime for cloud, mobile, desktop, and IoT apps.

Open source platform for the machine learning lifecycle

A horizontally scalable, highly available, multi-tenant, long term Prometheus.

The Serenity Operating System 🐞

Kedro is a toolbox for production-ready data science. It uses software engineering best practices to help you create data engineering and data science pipelines that are reproducible, maintainable, and modular.

TorchGeo: datasets, samplers, transforms, and pre-trained models for geospatial data

Langflow is a low-code app builder for RAG and multi-agent AI applications. It’s Python-based and agnostic to any model, API, or database.

Apache Flink

ODK Collect is an Android app for filling out forms. It's been used to collect billions of data points in challenging environments around the world. Contribute and make the world a better place! ✨📋✨