12,000+ open source STEP parts for your next CAD project

An open source CSE Middleware for Education.

Open-source, privacy-first and cookieless web analytics with revenue attribution and an MCP server.

Rust-native MCP server for Office document processing (Excel, Word, PowerPoint). Sub-millisecond, local-first, open source.

44 open-source financial skills for AI agents — P&L, budgeting, tax prep, debt payoff, and more. Works with Claude Code, Wilson, Cursor, Codex, and Paperclip.

The largest open-source medical AI skills library for OpenClaw🦞.

Open-source deep research for AI agents: 40 channels, 10+ Chinese sources.

Open-source FRED MCP Server (Federal Reserve Economic Data)

Open-source SEO, GEO, and marketing skills for AI agents.

Open-source SEO + GEO skills for Claude on your real GSC/GA4/ads data. Free MCP: claude mcp add ryze --transport http https://connector.get-ryze.ai/mcp

MCP Toolbox for Databases is an open source MCP server for databases.

API 200 is an open source API gateway to simplify 3rd-party integrations. Import endpoints, set up caching, retries, and mocks. Access all services via one URL. Monitor logs, track errors, and get alerts on API incidents.

Cognee is the open-source AI memory platform for agents. Give your AI agents persistent long-term memory across sessions with a self-hosted knowledge graph engine.

Open source alternative to Semrush and Ahrefs

give your AI agent a spreadsheet it can actually think in: deterministic Excel-compatible math + structured memory (blocks), real .xlsx out. Open source, self-hostable.

⚡ The Complete X/Twitter Automation Toolkit — Scrapers, MCP server for AI agents (Claude/GPT), CLI, browser scripts. No API fees. Open source. Unfollow people who don't follow back. Monitor real-time analytics. Auto follow, like, comment, scrape, without API. Follow Bot. Like bot. Grow your account automatically.

GenBI (Generative BI) for AI agents, an open-source, governed text-to-SQL through an open context layer that turns natural-language questions into trusted dashboards, charts, and SQL across 20+ data sources, such as BigQuery, Snowflake, PostgreSQL, ClickHouse, Amazon Redshift, Databricks and more.

The open source, no-code MCP Server for AI-Native API Access

OfficeCLI is the first and best Office suite purpose-built for AI agents to read, edit, and automate Word, Excel, and PowerPoint files. Free, open-source, single binary, no Office installation required.

The open-source context layer for your AI. Catalog your tables, topics, queues and APIs then expose real metadata to your AI agents.

Open-source speech recognition toolkit for training, inference, streaming ASR, VAD, punctuation, speaker diarization pipelines, and OpenAI-compatible/MCP serving.

Open-source auth gateway connecting 1400+ SaaS providers to AI agents through SDK, CLI, MCP, HTTP, and OpenAPI.

Apache Camel is an open source integration framework with 350+ connectors. Write routes in Java, YAML, or XML. Run on Spring Boot, Quarkus, or standalone. Apache License 2.0.

Open-source infrastructure that turns scattered SKILL.md files into curated, retrieval-ready agent-skill corpora—with retrieval and evaluation tooling included.