OpenUI is a framework-agnostic Generative UI framework with a streaming-first language for rendering model-generated interfaces.
Framework for creating videos programmatically using React components, with rendering to MP4 and other formats.
FastAPI is a Python web framework for building APIs using standard type hints, with automatic OpenAPI and JSON Schema documentation.
Rust GUI component library and framework for building cross-platform desktop apps on the GPUI rendering engine.
A React framework for building full-stack web applications with server rendering, static generation, and routing.
A C library for videogame programming with 2D/3D graphics, input, audio, and windowing across desktop, mobile, web, and embedded platforms.
Open-source Python framework for training and backtesting financial trading agents with deep reinforcement learning.
Framework for building cross-platform desktop apps with JavaScript, HTML, and CSS, based on Node.js and Chromium.
Framework for building small native desktop apps with a txiki.js JavaScript backend and a system webview frontend.
A mod loader and C++ modding SDK for Geometry Dash that provides hooks, UI, and tooling for building mods.
Gin is a Go HTTP web framework with a Martini-like API built on httprouter for fast REST APIs and web services.
Open-source SDK for building and running AI agents in Python and TypeScript, with a fully assembled harness and a model-agnostic agent loop.
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.
Google's open-source SDK for building natively compiled mobile, web, and desktop apps from a single Dart codebase.
Offline IP-to-region lookup library and data management framework supporting IPv4 and IPv6 with xdb query clients.
Open-source framework and toolkit of container components created by Docker for assembling custom container-based systems.
Framework for building native Android, iOS, and other platform apps using React and JavaScript.
Software update framework for macOS apps, supporting EdDSA-signed updates, delta patches, and sandboxed apps.
Ruby is an interpreted, object-oriented programming language used for web development and scripting.
Specification and Scala tooling for the Code Property Graph, a language-agnostic representation of program code for analysis.
A configuration framework for GNU Emacs with curated defaults, modular config, and Evil (Vim) keybindings.
A PHP framework and set of reusable components for building web and console applications.
An iOS library that natively renders After Effects vector animations exported as Bodymovin JSON.
Cross-platform C++ framework for building desktop and mobile apps and VST, VST3, AU, AUv3, LV2 and AAX audio plug-ins and hosts.
Core code of the Laravel PHP web application framework, providing routing, dependency injection, ORM, queues, and more.
Ruby web application framework implementing MVC with ActiveRecord, ActionView, ActionController, and related libraries for database-backed apps.
Cross-platform .NET framework for building cloud-connected web, IoT, and mobile backend applications.
Ibex is a parametrizable 32-bit RISC-V CPU core written in SystemVerilog for embedded control applications.
Ruby framework for building AI features with a unified API across 23 model providers, tools, agents, and Rails conventions.
Lightweight neural network inference framework for running AI models on Espressif ESP series chips.
A Zig inference framework that compiles ML models through MLIR and OpenXLA to run on NVIDIA, AMD, Intel, TPU, and Trainium hardware.
Theming framework that applies color schemes, wallpapers, and fonts across NixOS, Home Manager, nix-darwin, and Nix-on-Droid.
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.
Unit testing framework for PHP, implementing the xUnit architecture.
Async PHP library implementing the Telegram MTProto protocol client API, for logging in as a user or bot without the Bot API.
Foundational Java framework providing dependency injection, web MVC, data access, and other infrastructure for enterprise applications.
A full-stack framework for Laravel that builds dynamic, reactive UI components without writing JavaScript.
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.
A mod loader and API framework for the game Balatro, written in Lua on the LΓVE engine.
R package for building interactive web applications with reactive programming, without requiring HTML, CSS, or JavaScript.
LaTeX/TikZ code for drawing neural network architecture diagrams for reports and presentations.
R package for declaratively building plots by mapping data variables to aesthetics and layering geoms, scales, and facets.
R package providing a consistent set of verbs for filtering, selecting, mutating, summarising, and arranging data frames.
Declarative Elixir framework for defining resources, actions, and policies that generate APIs, queries, and business logic.
A customizable CSS theme that modernizes the HTML output of Doxygen documentation without changing its layout.
R package that renders R code, its output, and Markdown prose into HTML, PDF, Word, and slide documents.
Perl web framework with a built-in non-blocking HTTP/WebSocket server and client, plus MVC, routing, templates, and JSON/HTML parsing.
A CSS framework built on Flexbox that provides styled components and layout classes with no bundled JavaScript.
Opinionated framework for building production-ready, standalone Spring applications with minimal configuration.