Open-Source ListingsOpen-Source

Hoot

MCP Testing Tool — Like Postman, but for the Model Context Protocol.

Claude Seo Skills

42 SEO commands for Claude Code — site audits, Ahrefs backlinks, GSC analytics, SERP research, content briefs, technical SEO, schema validation, and more

Claude Skills Kit

70+ curated agent skills for Claude Cowork and Claude.ai — ready-to-use tools for non-technical users: project management, productivity, and AI workflow automation

Claude Code Skills

YouTube/audio transcription, image, video generation, AI voice (TTS) & OCR for Claude Code, Cursor & Windsurf. Up to 20x cheaper via deAPI.

Agent Discover Scanner

The industry-standard Agentic Identity & Inventory Scanner. Automatically inventory autonomous agents (LangChain, AutoGen, CrewAI, PydanticAI) using static analysis, network heuristics, and eBPF. Foundational tool for AIBOM compliance and AgentOps governance.

Claude Skills

Battle-tested Claude Code skills for hardening vibe-coded projects. Audit, clean, and ship AI-generated codebases with confidence.

Claude Vibe Skills

One Claude skill for disciplined vibe coding: commit approval, six release gates, security scanning, cost control, and enforcement checks that stop skipped gates.

Tilda MCP

MCP server for Tilda — website builder, page management (Russia). Part of WWmcp — 46 MCP servers for emerging markets.

Scoop Bucket

Agent Reliability Analyzer CLI for Windows: find and fix agent reliability issues

Cyberagents Exchange

Community-contributed agents, skills, MCP servers, and playbooks for the CyberAgents Exchange

Homebrew Tap

Agent Reliability Analyzer CLI for macOS and Linux: find and fix agent reliability issues

Claude Skills

A collection of skills, commands, and agents for Claude Code

MCPretentious

A powerful Model Context Protocol (MCP) server that puppeteers iTerm2 terminals.

EncodeX

A free and open-source multimedia toolkit built on FFmpeg. Convert, compress, extract, cut and batch-process audio, video and images, or drive the same engine from the CLI, an MCP server or the AI Copilot.

Agentshield

🛡️ The security firewall for AI agent tools & MCP servers (Claude 5, GPT-5.6, Gemini 3.8, Antigravity, Cursor, Codex, Hermes). Catch command injection, secret theft & toxic flows in <50ms. 100% offline Rust SAST + 1-click auto-fix + SARIF.

Claude Security Skills

25 production-tested defensive security skills for Claude Code - WordPress, VPS, Cloudflare, Next.js hardening, AI agent guardrails, MCP security, prompt injection defense, OWASP LLM Top 10, LLM coding failure modes (slopsquatting, hallucinated APIs, sycophancy), incident response, GDPR/DACH compliance. MIT, battle-tested.

Claude Seo Skills

60 free Claude Skills for SEO and AI search. Built by Hawk Academy + StudioHawk. Drop into Claude Desktop and run.

Claude Thai Business Skills

12 Claude Code skills ที่ปรึกษาธุรกิจสำหรับ SME ไทย — pricing waterfall, SME tax tier, Thai VC map, KOL deal w/ WHT, landed cost, 90-day cashflow

Nicar2026 Skills In Codex Claude

Materials for NICAR 2026 session on using "skills" to aid in more reliable, reproducible analysis tasks when using Codex and Claude Code

Claude Code Skills

Claude Code skills for Kubernetes platform engineering, GitOps, and Helm chart management

Browseruse Agent Bench

Real-world browser-agent benchmark: 210 tasks across 107 websites, multi-agent/multi-browser evaluation, reproducible leaderboard and result submissions.

Q Claude Skills

A collection of Claude skills organized by how I think, decide, research and build.

Buff Term

Buff 加持的 SSH 工具 | 面向 AI 的 SSH 工具与 MCP 服务器，内置自研 AI Agent 编排层，接入任意 OpenAI 兼容协议的大模型。 An AI-oriented SSH tool and MCP server with a built-in self-developed AI Agent orchestration layer, compatible with integration of any large model supporting the OpenAI-compatible protocol.

Pm Skills Claude Code

27 Product Management skills for Claude Code — discovery, delivery, strategy, validation, execution & GTM