APIs & developer tools
Editors, builders, libraries and developer tools for creating software.
- Agent MemoryPersistent memory tooling for AI coding agents.
- AI SDKVercel's open-source TypeScript toolkit for building AI apps and agents, with a unified model-provider API, streaming responses, tool calling and chat UI integrations.
- BundlephobiaCheck JavaScript/npm package sizes.
- CarbonTurn source code into polished visual snippets.
- Code BeautifyFormat, validate, convert, and beautify code and structured data.
- code.marketA catalogue of third-party digital products, including code, templates, plugins, and AI tools, alongside its own digital services.
- Dev HuntA launch and discovery platform where developers browse and vote on developer tools.
- ExplainShellBreak down and explain shell commands.
- GhosttyA terminal emulator with native interfaces and GPU-accelerated rendering for command-line work.
- GitHubA software-development platform for hosting code repositories, collaborating on changes, tracking issues and sharing projects.
- Godot AIA third-party MCP integration for editing scenes, nodes, scripts, signals, UI, materials and animation in a live Godot editor.
- Google AI Studio, Editor's pickGoogle's environment for experimenting and building with Gemini.
- Google PageSpeed InsightsAnalyze a web page’s performance, Core Web Vitals and opportunities to improve its loading experience.
- HaystackExplore production AI applications using RAG, pipelines, agents, retrieval, and document processing.
- HTTPieAPI tools for sending HTTP requests and inspecting responses from the command line or an app.
- Hugging Face Spaces, Editor's pickTry community-built AI and machine-learning demos.
- Hunyuan3D-2.1Tencent's 3D-generation model and code for creating shapes and physically based textures from images.
- HY-World 2.0Tencent's model framework for generating 3D worlds from text or images and reconstructing scenes from multiple images or video.
- JSON FormatterFormat, validate, and inspect JSON data.
- JWT.ioDecode and inspect JSON Web Tokens.
- Kage ToolingCurated collection of tools for building and designing interfaces.
- LiteLLMLearn how applications can work across multiple LLM providers, APIs, and models.
- llama.cppExplore local LLM inference, quantization, CPU/GPU inference, optimization, and consumer hardware.
- LlamaIndexLearn RAG, ingestion, vector search, agents, knowledge bases, and document retrieval.
- MailDevOpen-source SMTP server and web interface for testing email during development.
- MastraAn open-source TypeScript framework for building AI agents and workflows, with memory, evaluations, tracing and deployment tooling.
- MCP for BlenderA community MCP server and Blender add-on for AI-assisted object editing, materials and scene creation in a running Blender session.
- MCP for UnityA third-party MCP integration connecting AI clients to Unity Editor tools for scenes, assets, C# scripts, tests and development tasks.
- MCP MarketA searchable directory of Model Context Protocol servers, clients, agent skills and tools for connecting AI assistants with external services.
- Meshy MCP ServerAn MCP server that connects AI clients to Meshy's APIs for 3D generation, remeshing, texturing, rigging and animation.
- Mistral AIAI models, assistants and developer tools for building applications, automating work and coding.
- Mobbin MCPConnects AI coding tools to Mobbin so they can find real product screens and use them as design references.
- NVIDIA CUDACUDA documentation, developer resources, and GPU-computing learning materials from NVIDIA.
- NVIDIA Kit USD AgentsNVIDIA's toolkit combines a Chat USD assistant for Omniverse Kit with MCP servers for USD, Kit, OmniUI and Isaac Sim development information.
- ObservableExplore interactive data visualizations, notebooks, and data applications.
- PlayCanvas Editor MCP ServerPlayCanvas's MCP server for letting AI clients automate Editor projects, create and edit scenes, and inspect whether they run.
- Postico 2A PostgreSQL client for macOS with table browsing, data editing and SQL query tools.
- PostmanBuild, test, document, and explore APIs.
- ProxymanAn HTTP debugging proxy for inspecting requests and responses between applications and servers.
- Ramen ToolsA maker community for discovering the tools people use and sharing personal technology stacks.
- Ray.soCreate attractive screenshots of code.
- Regex101Build, test, and debug regular expressions.
- RegExrBuild and test regular expressions.
- ReplicateRun and experiment with AI models online and through APIs.
- ReqBinSend HTTP requests online.
- ShadertoyA browser-based GLSL shader editor and community for exploring, creating and sharing graphics experiments.
- Sitemaps.orgLearn how the sitemap protocol works.
- SourceForgeA platform for discovering and comparing business software, hosting open-source projects and distributing software downloads.
- SourcegraphA code search tool for finding symbols, patterns and implementation details across repositories.
- Stable Fast 3DStability AI's model and code for reconstructing a textured, UV-unwrapped 3D mesh from a single image.
- StackShareA developer community for discovering and comparing software tools and exploring company technology stacks.
- SupoClipOpen-source AI video clipping software that turns long recordings into short vertical clips with highlight selection, face-centered cropping and synchronized captions. Includes a hosted app and MCP integration.
- TablePlusA graphical database client for browsing tables, editing records and running queries.
- TanStack AIA provider-agnostic TypeScript library for AI features and agents, with streaming chat, typed tool calls, model adapters and integrations for existing frontend and server stacks.
- TRELLIS.2Microsoft's image-to-3D research model and code for generating textured 3D assets with physically based materials.
- Unreal Engine MCPA third-party local MCP server and Unreal plugin for basic actor, scene, physics and Blueprint operations in Unreal Editor.
- vLLMExplore high-throughput LLM inference, serving, KV cache, distributed inference, and production APIs.