An Open Source Machine Learning Framework for Everyone

A framework for building native applications using React

Bitcoin Core integration/staging tree

Scriptable Headless Browser

Cloud-native high-performance edge/middle/service proxy

SQL powered operating system instrumentation, monitoring, and analytics.

🚀 Coroutine-based concurrency library for PHP

A virtual machine for executing programs written in Hack.

Google's common Java, C++ and JavaScript library for parsing, formatting, and validating international phone numbers.

ESP8266 core for Arduino

A Smart Ethernet Switch for Earth

Mobile Shell

An open source library for face detection in images. The face detection speed can reach 1000FPS.

Redpanda is a streaming data platform for developers. Kafka API compatible. 10x faster. No ZooKeeper. No JVM!

ZeroMQ core engine in C++, implements ZMTP/3.1

Record and Replay Framework

RE2 is a fast, safe, thread-friendly alternative to backtracking regular expression engines like those used in PCRE, Perl, and Python. It is a C++ library.

Cloud Native Runtime Security

Create charts from the command line

Microsoft SEAL is an easy-to-use and powerful homomorphic encryption library.

Very fast DDoS sensor with sFlow/Netflow/IPFIX/SPAN support

(Deprecated!) SDK on top of nodejs to build desktop apps using HTML5/CSS/JS

Mcrouter is a memcached protocol router for scaling memcached deployments.

Cross-platform, cross-blockchain wallet library.

The Baidu File System.

Bond was a cross-platform framework for working with schematized data. The open-source project ended on March 31, 2025.

Serverless, peer-to-peer, local file sharing through sound

CAD from a parallel universe

UnrealCV: Connecting Computer Vision to Unreal Engine

BlazingSQL is a lightweight, GPU accelerated, SQL engine for Python. Built on RAPIDS cuDF.