Open-Source ListingsOpen-Source

Sp500 MCP Server

An MCP server and Next.js web app for querying S&P 500 company data from Supabase, with tools for company info, news, officers, and SEC filings, plus embedded MCP App UI resources, Elicitation, and Sampling support.

Agent Skill

Lightpanda browser skill for openclaw

Ecommerce AI Skills

Cross-border e-commerce AI knowledge base, read by people and installed by agents: 69 trilingual guides, 878 prompts, a 100-entity / 322-constraint ontology, and 9 skills as a Claude Code plugin or over MCP. Factual claims are dated and CI-verified. CC0.

Flamehaven Filesearch

Self-hosted RAG search engine — 34 formats, BM25+hybrid search, multi-LLM (Gemini/OpenAI/Claude/Ollama), FastAPI + Docker, production-ready in 3 min

Square MCP Server

A Model Context Protocol (MCP) server for square

Plandb

The issue tracker your AI agents are missing. Think Linear or Jira, but for your Claude Code..

Prompt Sensei

Local-first prompt coach for Claude Code and Codex that improves prompts, observes prompting habits, and analyzes local history with explicit consent.

CiteProof AI MCP

Open-source research assistant and MCP audit toolkit for systematic reviews: cited research reports, PRISMA tracking, evidence and claim checks, and reproducible exports with human oversight.

Faramesh Core

Governance-as-Code for AI agents. Declarative constraints with deterministic enforcement. Provisioning Identity, Tool-based rules, Brokering Credentials & Ensuring safe deployment

Dsh Sieve

dsh-sieve: context engineering & token optimization plugin for DeepSeek Harness (DSH) — tool output filtering, context pruning, progressive skill disclosure. 36% smaller payload in offline replay. DSH 上下文管理与 token 优化节省插件。

Codec

Open-Source Intelligent Command Layer

Human Edge Agent Skills

18 portable Agent Skills for voice-native AI, human judgment, microbets, social tact, writing, life systems, and safe deployment.

Agent Skills

Agent Skills for Neon Severless Postgres

Flowlens MCP Server

FlowLens is an open-source MCP server that gives your coding agent (Claude Code, Cursor, Copilot, Codex) full browser context for in-depth debugging and regression testing.

Meshy 3d Agent

AI agent skills for Meshy AI 3D generation platform

Typo3 MCP Server

One MCP endpoint connects your TYPO3 site to Claude, Cursor, n8n, and any AI tool — safely through workspaces.

Lapras MCP Server

lapras.com 公式MCP Server

Autocode

You say it. AutoCode ships it. 48 skills. Code to deployment in one session. iLang v5.0 judgment + secret-safe deploys. Free forever.

AIAgents4Pharma

AI Agents for drug discovery, drug development, and other pharmaceutical R&D

Papercut Explainer

Short vertical cut-paper explainer reels, made by your coding agent. Nine Agent Skills plus a Remotion library. Works with Claude Code, OpenCode, Codex, Gemini CLI, Cursor, Copilot and more.

Festival

Vibe Engineering Framework, Organize your intent, loop your work and achieve the outcome you want from AI without wasting tokens

Wecom Bot MCP Server

A Python server implementation for WeCom (WeChat Work) bot that follows the Model Context Protocol (MCP). This server provides a standardized interface for handling automated messaging and context-aware interactions within enterprise WeChat environments.

Langchain Agent Skills

A collection of agent-optimized LangChain, LangGraph and LangSmith skills for AI coding assistants.

MCP Server

The UI5 MCP server improves the developer experience when working with agentic AI and the UI5 framework.