An Open Source Machine Learning Framework for Everyone

LLM inference in C/C++

GPT4All: Run Local LLMs on Any Device. Open-source and available for commercial use.

Tesseract Open Source OCR Engine (main repository)

ClickHouse® is a real-time analytics database management system

A library for efficient similarity search and clustering of dense vectors.

LevelDB is a fast key-value storage library written at Google that provides an ordered mapping from string keys to string values.

DuckDB is an analytical in-process SQL database management system

Self-hosted game stream host for Moonlight.

Carbon Language's main repository: documents, design, implementation, and related tools. (NOTE: Carbon Language is experimental; see README)

Windows Subsystem for Linux

Compatibility tool for Steam Play based on Wine and additional components

A modern replacement for Redis and Memcached

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

DeepSpeech is an open source embedded (offline, on-device) speech-to-text engine which can run in real time on devices ranging from a Raspberry Pi 4 to high power GPU servers.

Open Source alternative to Algolia + Pinecone and an Easier-to-Use alternative to ElasticSearch ⚡ 🔍 ✨ Fast, typo tolerant, in-memory fuzzy Search Engine for building delightful search experiences

Parsing gigabytes of JSON per second : used by Facebook/Meta Velox, the Node.js runtime, ClickHouse, WatermelonDB, Apache Doris, Milvus, StarRocks

A fast, distributed, high performance gradient boosting (GBT, GBDT, GBRT, GBM or MART) framework based on decision tree algorithms, used for ranking, classification and many other machine learning …

Abseil Common Libraries (C++)

Vulkan-based implementation of D3D8, 9, 10 and 11 for Linux / Wine

Apache Arrow is the universal columnar format and multi-language toolbox for fast data interchange and in-memory analytics

Sourcetrail - free and open-source interactive source explorer

mold: A Modern Linker 🦠

FoundationDB - the open source, distributed, transactional key-value store

Empower the Web community and invite more to build across platforms.

Official Transmission BitTorrent client repository

Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk

Tensor library for machine learning

QGIS is a free, open source, cross platform (lin/win/mac) geographical information system (GIS)

Google's Operations Research tools: