Python library that runs large language model inference layer by layer, so 70B-class models fit on a single 4GB GPU without quantization.
JavaScript library for building declarative, component-based user interfaces for web and native platforms.
Python library and SDK that builds a hierarchical tree index of documents so an LLM can reason through it for retrieval, without vector databases or chunking.
JavaScript library for creating and rendering 3D scenes in the browser via WebGL and WebGPU renderers.
Open-source text-to-speech library with a 1.7B 1-bit speech model and lightweight ONNX models that run on CPU.
Rust GUI component library and framework for building cross-platform desktop apps on the GPUI rendering engine.
Python library that uses LLMs and graph-based pipelines to extract structured data from websites and local documents from a natural-language prompt.
A C library for videogame programming with 2D/3D graphics, input, audio, and windowing across desktop, mobile, web, and embedded platforms.
A mod loader and C++ modding SDK for Geometry Dash that provides hooks, UI, and tooling for building mods.
Python library providing GPU-accelerated tensor computation like NumPy, plus a tape-based autograd system for building deep neural networks.
Static recompilation runtime libraries and analysis tools for translating PlayStation 3 binaries into native C/C++ executables.
Open-source C++ library of computer vision and image processing algorithms, with bindings for Python, Java, and other languages.
Java framework for building distributed, long-running agents with an event stream, tool-call permissions, middleware, and sandboxed workspaces.
A library of model optimization techniques (quantization, pruning, distillation, NAS, speculative decoding, sparsity) that exports compressed checkpoints for inference frameworks.
An end-to-end open source platform for building and deploying machine learning models, with Python and C++ APIs.
Offline IP-to-region lookup library and data management framework supporting IPv4 and IPv6 with xdb query clients.
A cross-browser library of ready-made CSS animation classes applied by adding a class name to an element.
General-purpose toolkit implementing TLS, DTLS, and QUIC protocols on top of a standalone cryptographic library and CLI.
PyTorch library for audio generation research, providing inference and training code for MusicGen, AudioGen, and EnCodec.
TypeScript library for building type-safe production applications with typed errors, dependency injection, structured concurrency, and schema validation.
Cross-platform C library for low-level access to graphics, input, audio, and windowing, used to build games and multimedia software.
DiceBear is an open source library that generates deterministic SVG avatars from seed strings across 63 styles.
CUDA C++ templates and Python DSLs for building high-performance GEMM and other linear algebra kernels on NVIDIA GPUs.
An iOS library that natively renders After Effects vector animations exported as Bodymovin JSON.
Ruby web application framework implementing MVC with ActiveRecord, ActionView, ActionController, and related libraries for database-backed apps.
A PHP library for composing and sending email with SMTP, attachments, HTML bodies, and address validation.
Ibex is a parametrizable 32-bit RISC-V CPU core written in SystemVerilog for embedded control applications.
A C library implementing X.509 certificate handling and the TLS and DTLS protocols, with a small footprint for embedded systems.
Lightweight neural network inference framework for running AI models on Espressif ESP series chips.
Reusable, community-audited Solidity smart contract library with ERC20/ERC721 implementations and role-based access control.
A declarative Go package for building command line tools with commands, flags, and shell completion.
Phoenix is a web framework for Elixir for building HTTP APIs, server-rendered apps, and realtime features.
An open-source storage framework for building Lakehouse architectures with ACID tables accessible from Spark, Flink, Trino, Presto, and Hive.
Async I/O runtime for Zig that schedules lightweight coroutines across OS threads and implements the std.Io interface.
A pure PHP library for reading and writing spreadsheet files such as Excel, LibreOffice Calc, and ODS formats.
Contrib repository of OpenTelemetry Collector components that are not suitable for the core collector repository.
Async PHP library implementing the Telegram MTProto protocol client API, for logging in as a user or bot without the Bot API.
Source for Firebase's open-source Apple platform libraries, covering auth, Firestore, messaging, storage, and more for iOS and macOS apps.
A Go library for calling C functions in shared libraries at runtime without using Cgo.
Vue 2 and Vue 3 UI component library implementing the Ant Design design system.
Neovim plugin that wraps fzf (or skim) to provide fuzzy pickers for files, buffers, grep, LSP symbols, git and more, written in Lua.
Swift library for HTTP networking built on URLSession, offering chainable requests, parameter encoding, and response validation.
Erlang programming language runtime and the OTP libraries and design principles for building fault-tolerant, soft real-time systems.
NVIDIA's C++/CUDA library of optimized collective communication primitives (all-reduce, all-gather, broadcast, etc.) for multi-GPU and multi-node systems.
Collection of optional add-on plugins for the OPNsense firewall distribution, installable from the firmware GUI.
Python library that computes Shapley-value explanations for the predictions of any machine learning model.
PHP logging library that sends logs to files, sockets, email, databases and web services via a PSR-3 compatible API.
Core library that generates automated dependency update pull requests for many package ecosystems, used by Dependabot.
Middleware plugin that offloads Spark SQL physical plan execution to native engines like Velox and ClickHouse.
AWS-LC is a general-purpose cryptographic library (libcrypto/libssl) maintained by the AWS Cryptography team, derived from BoringSSL and OpenSSL.
Swift library for declaring type-safe command-line interfaces, with automatic parsing, help text, and error messages.
Objective-C library for asynchronously downloading and caching images, with UIImageView, UIButton, and MKAnnotationView categories.
Collection of 45+ independent Lua modules that extend Neovim with common editing, navigation, and UI features.
Emacs client for the Language Server Protocol, providing IDE-style completion, diagnostics, navigation and refactoring across many languages.
Core Solidity smart contracts for Uniswap v4, a singleton automated market maker with extensible pools and hooks.
Declarative Elixir framework for defining resources, actions, and policies that generate APIs, queries, and business logic.
Solidity test helper library providing cheatcode wrappers, error constants, storage utilities, and assertions for Foundry tests.
Gas-optimized Solidity snippets and contract libraries for Ethereum, including ERC20, ERC721, and ERC1155 implementations.
Solidity test helper library providing assertions, equality checks, and logging for Foundry and DappTools test suites.
Ultralightweight JSON parser and printer written in ANSI C, distributed as a single source file and header.