Open-source sdk software
3082 open-source libraries, tools and applications tagged sdk, ranked by how closely sdk is their primary purpose, then by adoption and maintenance health. Each entry links to a page with sources, use cases and when to choose or avoid it.
3082 products, primary matches first, then adoption-weighted; health v2 shown.
| Product | Health v2 | Stars | Maturity |
|---|---|---|---|
| ml-explore/mlx-lm A Python package for running and fine-tuning large language models on Apple silicon using the MLX framework. It integrates with the Hugging… | 78 | 7259 | active |
| sammchardy/python-binance An unofficial Python wrapper for the Binance exchange REST API v3, covering general, market data, and account endpoints with asyncio and we… | 83 | 7214 | active |
| flwrlabs/flower Flower (flwr) is an open-source Python framework for building federated and collaborative AI systems, supporting any ML framework such as P… | 99 | 7162 | active |
| agones-dev/agones Agones is an open-source Kubernetes controller and custom resource definitions (GameServers, Fleets) for hosting, running, and scaling dedi… | 94 | 7062 | stable |
| DeepChem DeepChem is a Python library that democratizes deep learning for drug discovery, quantum chemistry, materials science, and biology. It prov… | 63 | 7050 | active |
| Openpanel-dev/openpanel OpenPanel is an open-source web and product analytics platform serving as a Mixpanel alternative, offering funnels, cohorts, user profiles,… | 69 | 7041 | active |
| yuin/gopher-lua GopherLua is a Lua 5.1 (plus Lua 5.2 goto) virtual machine and compiler implemented in pure Go. It provides user-friendly Go APIs for embed… | 63 | 6987 | stable |
| open-multi-agent/open-multi-agent Open Multi-Agent (OMA) is an MIT-licensed TypeScript framework for multi-agent AI orchestration that runs inside Node.js backends. A coordi… | 81 | 6974 | active |
| firebase/firebase-ios-sdk The official Firebase SDK for Apple platforms (iOS, macOS, tvOS, watchOS, visionOS), providing open-source client libraries for Firebase pr… | 99 | 6965 | stable |
| ClearML ClearML is an open-source Python SDK and platform for MLOps/LLMOps that provides auto-logged experiment tracking, data versioning, pipeline… | 96 | 6903 | stable |
| superagent-ai/superagent Superagent is an open-source SDK and platform for securing AI applications and agents, offering runtime guardrails that block prompt inject… | 73 | 6759 | active |
| x402-foundation/x402 x402 is an open standard and SDK suite for internet-native payments built on the HTTP 402 status code, letting servers charge for API or co… | 66 | 6747 | active |
| GraphHopper GraphHopper is a fast, memory-efficient open source routing engine for OpenStreetMap (and GTFS) data, usable as a Java library or standalon… | 87 | 6729 | stable |
| Automerge Automerge is a JSON-like CRDT (conflict-free replicated data type) library that lets multiple users modify application state concurrently, … | 97 | 6649 | active |
| axa-group/nlp.js NLP.js is a natural language processing library for Node.js that provides intent classification, named entity recognition, sentiment analys… | 23 | 6580 | active |
| souzatharsis/podcastfy Podcastfy is an open-source Python package and CLI that transforms multimodal content (websites, PDFs, images, YouTube videos, topics) into… | 57 | 6576 | active |
| OpenTelemetry Go The official Go implementation of the OpenTelemetry API and SDK for instrumenting applications to generate traces, metrics, and logs. It ex… | 94 | 6573 | stable |
| openMVG/openMVG OpenMVG is a C++ library for multiple view geometry and Structure from Motion (SfM), providing end-to-end 3D reconstruction from images. It… | 64 | 6558 | active |
| airweave-ai/airweave Airweave is an open-source context retrieval layer that connects to apps, databases, and documents and exposes their data through a single … | 10 | 6558 | active |
| Genkit Genkit is an open-source framework by Google for building full-stack, AI-powered agentic applications in JavaScript/TypeScript, Go, Python,… | 87 | 6524 | stable |
| esptool esptool is a Python-based, platform-independent serial utility for flashing firmware, provisioning, and interacting with Espressif SoCs suc… | 98 | 6511 | stable |
| AIOS AIOS is an 'AI Agent Operating System' that embeds LLMs into an OS-like kernel providing scheduling, context switching, memory, storage, an… | 69 | 6445 | active |
| JSNES JSNES is a Nintendo Entertainment System (NES) emulator written in JavaScript, distributed as a library usable in both the browser and Node… | 85 | 6419 | active |
| WhisperKit A Swift SDK providing turn-key on-device speech AI frameworks for Apple Silicon, including WhisperKit (speech-to-text with Whisper), Speake… | 89 | 6397 | active |
| sanity-io/sanity Sanity Studio is an open-source, fully customizable headless CMS application built with React and TypeScript for rapidly configuring conten… | 93 | 6338 | active |
| jacob-bd/gemini-notebook-mcp-cli A Python tool providing programmatic access to Google's Gemini Notebook (formerly NotebookLM) through a CLI and an MCP server. It lets user… | 80 | 6333 | active |
| swig/swig SWIG is a compiler that reads annotated C/C++ header files and generates wrapper (glue) code so C/C++ libraries can be called from high-lev… | 76 | 6328 | stable |
| androguard/androguard Androguard is a full Python tool and library for reverse engineering and analyzing Android files, including DEX/ODEX bytecode disassembly a… | 80 | 6323 | active |
| Rivet Rivet Actors is an open-source framework (RivetKit) providing long-running, stateful actor processes as the primitive for AI agents, collab… | 93 | 6309 | active |
| Aim Aim is an open-source experiment tracker for AI/ML that logs training runs and metadata, with a web UI to compare runs and a Python API to … | 74 | 6276 | active |
| koishijs/koishi Koishi is a cross-platform, extensible chatbot framework written in TypeScript for Node.js. It provides a unified SDK for building bots acr… | 87 | 6257 | active |
| codesandbox/sandpack Sandpack is a component toolkit by CodeSandbox for embedding live-running code editing experiences into web applications and documentation.… | 34 | 6246 | active |
| loro-dev/loro Loro is a high-performance CRDT (Conflict-free Replicated Data Type) library that makes JSON-like application state collaborative, version-… | 95 | 6232 | active |
| HelixDB/helix-db HelixDB is an open-source OLTP graph-vector database written in Rust that combines labeled property graphs with native vector, full-text, a… | 84 | 6205 | active |
| GmSSL GmSSL is an open-source cryptographic toolkit developed at Peking University implementing Chinese national commercial cryptography standard… | 74 | 6166 | stable |
| spatie/laravel-medialibrary A Laravel package that associates files of any type with Eloquent models via a fluent API. It handles uploads, stores media on any Laravel … | 96 | 6161 | stable |
| Semantic Kernel Semantic Kernel is a model-agnostic SDK and orchestration framework from Microsoft for building AI agents and multi-agent systems in .NET, … | 94 | 28687 | maintenance |
| androidx/androidx The development environment and source repository for Android Jetpack's androidx.* extension libraries, synchronized with AOSP's primary de… | 77 | 6113 | active |
| Cactus Cactus is a hybrid edge-cloud AI inference engine for mobile devices, wearables, smart home devices, and robots, built in C++ with custom q… | 85 | 6111 | active |
| OSGeo/gdal GDAL is an MIT-licensed C++ translator library for reading and writing raster and vector geospatial data formats, with bindings for many la… | 92 | 6110 | stable |
| JackJiang2011/MobileIMSDK MobileIMSDK is an original, lightweight cross-platform instant messaging (IM) communication-layer framework refined over 10 years. It uniqu… | 67 | 6087 | stable |
| oomol-lab/open-connector OpenConnector is an open-source connector gateway that lets users authorize SaaS app accounts once and exposes 1,000+ providers and 10,000+… | 81 | 6046 | active |
| Lemonade Lemonade is a local AI server that runs optimized LLMs (plus image, speech, and embedding models) on your own GPU and NPU, exposing OpenAI-… | 83 | 5964 | active |
| data load tool (dlt) dlt (data load tool) is an open-source Python library for building ELT data pipelines that extract data from REST APIs, SQL databases, clou… | 99 | 5955 | stable |
| aiogram/aiogram aiogram is a modern, fully asynchronous Python framework for the Telegram Bot API, built on asyncio and aiohttp. It provides routers, middl… | 96 | 5888 | active |
| AgentOps-AI/agentops AgentOps is a Python SDK and observability platform for monitoring, debugging, and evaluating AI agents and LLM applications. It auto-instr… | 67 | 5886 | active |
| google/clasp Clasp is a command-line tool for developing and managing Google Apps Script projects locally from the terminal. It lets you create, clone, … | 93 | 5866 | active |
| rllm-org/rllm rLLM is an open-source Python framework for training language agents with reinforcement learning, supporting any agent harness (Claude Code… | 75 | 5862 | active |
| paradigmxyz/reth Reth is a production-ready, modular Ethereum execution layer client written in Rust, usable both as a full node binary and as a set of comp… | 99 | 5833 | stable |
| Klavis-AI/klavis Klavis AI is an open-source MCP (Model Context Protocol) integration platform that lets AI agents connect to 100+ prebuilt tool integration… | 59 | 5814 | active |
| AidLux (AidLearning) AidLux (originally AidLearning) is an AIoT development platform that runs a native Ubuntu Linux environment with GUI, deep learning tooling… | 63 | 5812 | active |
| Cloudflare Agents SDK A TypeScript SDK for building persistent, stateful AI agents on Cloudflare Workers, powered by Durable Objects. Each agent gets durable ide… | 83 | 5800 | active |
| Tencent/libpag libpag is Tencent's official real-time rendering library for PAG (Portable Animated Graphics) files, a format exported from Adobe After Eff… | 97 | 5795 | active |
| Slang Slang is a shading language and compiler for building large, modular, high-performance GPU shader codebases. It compiles to D3D12, Vulkan, … | 95 | 5752 | active |
| ResearchKit/ResearchKit ResearchKit is an open-source framework for building iOS apps for medical and other research studies. It provides pre-built UI modules for … | 66 | 5749 | active |
| maziyarpanahi/openmed OpenMed is a local-first healthcare AI SDK for clinical named-entity recognition and HIPAA PII/PHI de-identification that runs entirely on-… | 85 | 5699 | active |
| lief-project/LIEF LIEF is a cross-platform C++ library (with Python and Rust bindings) for parsing, inspecting, modifying, and writing executable file format… | 95 | 5598 | stable |
| s1dashu/ip-as-logo-skill A compact Agent Skill that guides AI agents to generate highly simplified, rounded, subtly neo-skeuomorphic IP mascot logos. It follows the… | 54 | 5575 | active |
| TelegramBots Java Library A Java library for building Telegram bots using the Telegram Bots API, supporting both long polling and webhook methods. It is distributed … | 94 | 5518 | active |
| LWJGL 3 LWJGL 3 is a Java library providing cross-platform, high-performance bindings to native APIs such as OpenGL, Vulkan, OpenAL, OpenCL, and Op… | 90 | 5475 | stable |
| Web3j Web3j is a lightweight, modular, reactive, type-safe Java and Android library for integrating with Ethereum clients and working with smart … | 89 | 5408 | active |
| NVIDIA/Model-Optimizer NVIDIA Model Optimizer (ModelOpt) is a Python library of state-of-the-art model optimization techniques including quantization, pruning, di… | 92 | 5386 | active |
| Spine Official runtime libraries for loading and rendering Spine 2D skeletal animation data in game engines and toolkits across many languages. T… | 77 | 5314 | stable |
| lxc/lxc LXC is a low-level Linux container runtime providing a userspace interface to kernel containment features like namespaces, cgroups, and man… | 81 | 5277 | stable |
| dotnet/Silk.NET Silk.NET is a .NET library providing high-performance bindings to low-level graphics, compute, audio, and multimedia APIs such as OpenGL, V… | 74 | 5238 | active |
| bitcoinj/bitcoinj bitcoinj is a Java library for working with the Bitcoin protocol, supporting wallet management, sending and receiving transactions via SPV … | 86 | 5229 | active |
| pollinations/pollinations Pollinations is an open-source generative AI platform offering free APIs for text, image, and vision model inference without requiring API … | 77 | 5228 | active |
| MCP-UI-Org/mcp-ui mcp-ui is an SDK implementing the MCP Apps standard for delivering interactive UI over the Model Context Protocol. It provides client SDKs … | 72 | 5227 | active |
| blinker Blinker is an IoT solution library for embedded hardware such as Arduino, ESP8266, and ESP32, providing device-side connectivity via WiFi, … | 66 | 5204 | active |
| signalwire/freeswitch FreeSWITCH is an open-source software-defined telecom stack that turns commodity servers into a full telephony platform for voice, video, a… | 95 | 5191 | stable |
| stlink-org/stlink An open-source toolset for programming and debugging STM32 microcontrollers via STLINK programmer hardware, including flash tools, a GDB se… | 66 | 5179 | active |
| exiftool/exiftool ExifTool is a platform-independent Perl library plus a full-featured command-line application for reading, writing, and editing metadata in… | 66 | 5158 | stable |
| pytorch/executorch ExecuTorch is PyTorch's framework for exporting and running AI models on-device across mobile, embedded, and edge hardware, with a tiny (~5… | 94 | 5113 | active |
| dotnet/MQTTnet MQTTnet is a high-performance .NET library implementing the MQTT protocol (up to version 5), providing both an MQTT client and an embedded … | 84 | 5071 | active |
| react-native-webrtc/react-native-webrtc A WebRTC module for React Native providing peer-to-peer audio/video calling, data channels, and screen capture on Android, iOS, tvOS, and w… | 81 | 4993 | active |
| LangWatch LangWatch is an open-source LLMOps platform for LLM evaluation, AI agent testing, tracing, and production observability. It combines agent … | 91 | 4983 | active |
| Picovoice/porcupine Porcupine is a highly-accurate, lightweight on-device wake word detection engine powered by deep neural networks. It enables always-listeni… | 72 | 4959 | stable |
| muzei/muzei Muzei is an Android live wallpaper app that refreshes your home screen daily with famous works of art or your own photos, blurring and dimm… | 66 | 4947 | active |
| matter-labs/zksync zkSync is Matter Labs' open-source ZK Rollup technology for scaling and adding privacy to Ethereum, including the ZK Stack framework for la… | 56 | 4920 | active |
| ACI.dev ACI.dev is an open-source tool-calling platform that connects 600+ SaaS tools to AI agents and agentic IDEs via direct function calling or … | 59 | 4905 | active |
| neilsonnn/image-blaster A Claude skillset that converts a single input image into a full 3D environment, including meshed 3D models (.glb/.obj), Gaussian splats (.… | 48 | 4866 | active |
| EpicenterHQ/epicenter Epicenter is a local-first application platform and developer toolkit where an app's entire data set is a single CRDT (Yjs) document stored… | 79 | 4822 | active |
| rivet-dev/agentos agentOS is a library that gives AI agents a lightweight operating system running inside your existing backend process, using WebAssembly an… | 94 | 4809 | active |
| ant-design/x Ant Design X is a React UI component library and toolkit from the Ant Design team for building AI-driven conversational interfaces, includi… | 83 | 4808 | active |
| microsoft/msquic MsQuic is Microsoft's cross-platform C implementation of the IETF QUIC transport protocol (RFC 9000), with API wrappers for C++, C#, and Ru… | 100 | 4790 | stable |
| NVIDIA-Omniverse/PhysX NVIDIA PhysX SDK, a real-time physics simulation engine for games, robotics, and simulation, plus Omniverse PhysX extensions and the ovphys… | 96 | 4775 | stable |
| liveblocks/liveblocks Liveblocks is a realtime collaboration infrastructure and SDK toolkit for adding multiplayer features, comments, notifications, and AI copi… | 95 | 4758 | stable |
| hku-mars/FAST-LIVO2 FAST-LIVO2 is a fast, tightly-coupled LiDAR-inertial-visual odometry and mapping system written in C++ on ROS. It provides real-time, accur… | 54 | 4755 | active |
| openziti/zrok zrok is an open-source tool for securely sharing local web services, files, and TCP/UDP resources over the internet without firewall or NAT… | 98 | 4751 | active |
| Ant Media Server Ant Media Server is a scalable open-source media server for ultra-low latency live streaming, built around WebRTC (~0.5s latency) with supp… | 92 | 4742 | stable |
| latitude-dev/latitude-llm Latitude is an open-source, MIT-licensed AI agent observability and monitoring platform that captures production agent traffic as traces an… | 87 | 4728 | active |
| Rivet Rivet is an open-source visual AI programming environment consisting of a desktop IDE for building AI agents and prompt chains via a node-b… | 73 | 4708 | active |
| OpenNMT/CTranslate2 CTranslate2 is a C++ and Python library for fast, memory-efficient inference of Transformer models on CPU and GPU. It uses quantization, la… | 94 | 4684 | stable |
| build-trust/ockam Ockam is a Rust library and CLI toolkit for building secure-by-design distributed applications with end-to-end encryption, cryptographic id… | 57 | 4637 | active |
| cyanfish/naps2 NAPS2 is a free, open-source document scanning application for Windows, Mac, and Linux that supports WIA, TWAIN, SANE, and ESCL scanners an… | 99 | 4629 | active |
| JetBrains/koog Koog is a JetBrains-built Kotlin/Java framework for creating fault-tolerant, enterprise-ready AI agents on the JVM, with multiplatform depl… | 86 | 4617 | active |
| WebUI A lightweight portable C library that uses any installed web browser or optional WebView as the GUI for desktop applications, communicating… | 66 | 4617 | active |
| vbot Vbot is a PHP library implementing a WeChat (personal WeChat) robot based on the WeChat web protocol, supporting message sending/receiving,… | 57 | 4612 | active |
| IRS-Public/direct-file Direct File is the IRS's free, interview-based service for taxpayers to electronically file federal tax returns directly with the IRS. The … | 55 | 4593 | active |
| Virtual Kubelet Virtual Kubelet is an open-source Kubernetes kubelet implementation that masquerades as a kubelet to connect Kubernetes clusters to other A… | 88 | 4575 | active |