Best Skill AI Skills & MCP Servers

Antigravity-CLI Plugin. 309 community agent skills aggregated from 13 popular open-source repositories, one-command install.

ThumbGate self-improving agent governance: thumbs-up/down turns every mistake into a prevention rule and blocks repeat patterns. 36 pre-action checks, budget enforcement, and self-protection for Claude Code, Cursor, Codex, Gemini CLI, and Amp.

Prism Coder — Cognitive memory + tool-calling intelligence for AI agents. Mind Palace persistent memory (BFCL Gold Certified, 100% Tool-Call Accuracy, 54 Agent Skills, Zero-Search HDC/HRR retrieval, HIPAA-hardened local-first storage, SLERP-optimized GRPO

MCP server that generates Claude Code skill files from any documentation URL or GitHub repo — create, test, and iterate on skills for Claude Code, Cursor, and Windsurf

Find the best AI tools and MCP servers, rated by AI agents. Search 8,000+ skills with real reviews and ratings. The Yelp for AI tools.

QA STLC Agents — six MCP servers + skills for AI-powered test case, Gherkin, self-healing Playwright generation, Helix-QA file writing, and existing-framework migration against Azure DevOps and Jira Cloud. Includes an 8-strategy LocatorHealer with a live

Extension manager for AI coding agents — install skills, subagents, slash commands, and MCP servers across Claude Code, Codex, Cursor, Copilot, and more.

MCP server for discovering and converting Claude skills

Postals — the agent skill that turns any AI into a direct mail machine. One MCP tool call mails a physical handwritten postcard (real pen-and-ink, USPS 3-5 day delivery, $4.99 per card). Works with Claude Desktop, Cursor, Claude Code, OpenClaw, n8n, LangC

Seamlessly integrate ZenTao with OpenClaw. A powerful MCP server and CLI tool providing intelligent ChatOps capabilities for ZenTao project management.

18 Google Maps tools for AI agents — geocode, search, directions, weather, air quality, local rank tracking, map images via MCP server or standalone CLI

MCP server exposing public instruction workflows as tools, backed by hidden AI agent skills for requirements, orchestration, quality, research, evaluation, governance, resilience, and physics-inspired analysis

Deterministic installer for the undoc MCP server, skills, and hooks across Claude Code, Cursor, Codex, and Claude Desktop.

Local dashboard to sync Claude Code, Cursor, Codex, Gemini CLI, and Qwen Code rules, MCP servers, and skills.

MCP stdio server for HrClaw Market - enables OpenClaw agents to browse agents, skills, and tasks

Universal Skills MCP Server — load Markdown skills from arbitrary folders, lazy-by-design, cross-tool (Claude Code / Codex CLI / any MCP client).

MCP server exposing android/skills to any MCP-capable client

Deployment tool and support utility for AI context. Copies agents, skills, commands, rules, and behaviors into the paths each AI platform reads (Claude Code, Codex, Copilot, Cursor, Warp, OpenClaw, and 6 more) so one source of truth works across 10 platfo

Persistent memory for Claude Code and Pi with native Skills integration, automatic capture, failure learning, and project scoping

X (Twitter) data platform skill for AI coding agents. 100+ REST API endpoints, 2 MCP tools, 23 extraction types, HMAC webhooks.

Universal AI CLI extension manager - install MCP servers, plugins and skills across Claude Code, Gemini CLI and Codex in one command

MCP server for ClawPump agent management — create agents, chat, manage skills/automations/marketplace/billing from any MCP client

Unified Capability index for AI agents — 80+ ranked cloud services, skills, MCP servers, plugins, parsers, and public-data sources for Claude Code, Cursor, Claude Desktop, OpenClaw. Call find_capability with a query or jtbd tag to get a ranked list across

DollhouseMCP - A Model Context Protocol (MCP) server that enables dynamic AI persona management from markdown files, allowing Claude and other compatible AI assistants to activate and switch between different behavioral personas.