Open-Source ListingsOpen-Source

AI Agents API Library

Verified catalog of 300+ APIs and MCP servers with opinions and statistics so that AI agents can call after a one-time API key/OAuth setup. JSON, llms.txt and an MCP server for agents.

Claude Skills Booking Best Price

Booking Best Price — a Claude Code skill that traces one holiday-rental link to find the same place cheaper, plus the property manager's direct contact

Avenir Web

Official implementation of the paper: "Avenir-Web: Human-Experience-Imitating Multimodal Web Agents with Mixture of Grounding Experts"

QodeX

QodeX — a local-first LLM agent & AI coding CLI agent for your terminal. Runs local models (Qwen3-Coder via Ollama/LM Studio) with deterministic guardrails, 100+ tools, a real browser, smart vision & shareable live artifacts. Open source, Apache-2.0.

Claude Abap Skills

Skill library for Claude Code — opinionated rules and slash commands for modern ABAP (BTP ABAP Environment, S/4HANA 2023+ ABAP Cloud development model). Assumes the official SAP ABAP MCP Server provides system access.

Maida

Pre-merge behavioral regression gate for AI agents. Check agent changes, inspect regressions, and block broken behavior before merge. Local-first.

Reverseloom

Open-source AI browser agent for web reverse engineering. Turn websites into browser-free API clients and crawlers with CDP, network tracing, and JavaScript analysis. | 开源 AI 浏览器 Agent（智能体）：自动完成网页逆向，生成脱离浏览器运行的 API 客户端和爬虫。

Claude Code Startup Skills

Claude Code skills for building and running actual software startups, apps, SaaS, and businesses

Fantasybot

Agente autónomo para LALIGA Fantasy: lee el juego, decide y actúa (pujas, ventas, clausulazos, alineación). Python stdlib + agente LLM opcional (Hermes) + UI de supervisión.

Omnicache AI

Unified multi-layer caching library for AI/agent pipelines — LangChain, LangGraph, AutoGen, CrewAI, Agno, A2A

AI

A productive AI coworker that learns, self-improves, and ships work.

BrowserKing

Open-source browser agent Chrome extension — use any LLM (GPT-4o, Claude, Gemini, Grok, DeepSeek, Llama, and more) to control your browser

Fayda MCP

A Model Context Protocol (MCP) bridge connecting AI agents to Ethiopia's Fayda National ID (MOSIP eSignet) for zero-trust e-KYC and identity verification.

MCP Context Provider

A static MCP server that provides AI models with persistent tool context, preventing context loss between chats.

Agentic Swmm Workflow

Agentic SWMM is an automated, auditable, and memory-informed framework for reproducible stormwater modelling, integrating QGIS and EPA SWMM through the aiswmm runtime, reusable Skills, and MCP interfaces, with QA verification, provenance tracking, calibration support, and Codex, Hermes, Claude code as well as OpenClaw compatibility

Skillstate Proxy

Local OpenAI/Anthropic-compatible proxy using structured conversation state to reduce repeated context. Savings and compatibility depend on the workload.

Grux

Grux AI: open source AI agent for macOS (MIT). One Command Panel for your mail, calendar, meetings, files and a shell it can undo. Runs on a local Ollama model with no key, or your own key. Change it with Claude Code. Download Grux.dmg at gruxai.com, or brew install --cask dotcomjack/tap/grux

Claude Skills Vault

A curated collection of high impact skills for Claude Code designed to supercharge the senior full stack workflow. This vault automates the repetitive parts of development like architectural reviews, TDD cycles, and PR management so you can stay in flow. It is a force multiplier for shipping clean, production ready code at scale. 🚀⚡️

CaPtain

CaPtain: A Pipeline for Post-Training Code-as-Policy Robot Agents — CaPtain-Harness, SFT and RL training code, benchmark adapters

MCP Cve Project

The Project shares all information on MCP related CVE's published

AetherLink SDR MCP

MCP server for Software Defined Radio — control RTL-SDR & HackRF from Claude/LLM. ADS-B aircraft tracking, AIS ship tracking, POCSAG pager decoding, Meteor-M satellite imaging, ISM band scanning, spectrum analysis, and more.

Aws S3 MCP

MCP server to integrate AWS S3 and LLM

Slang

A declarative meta-language for orchestrating multi-agent workflows. Readable by humans. Executable by LLMs. Portable across models.

ThePowerOfAnalytics ClaudeSkills

Skills helping anyone to build North Star Metrics, KPI Trees and plan/run complex analysis - Built using the content of my book The Power Of Analytics