Best AI AI Skills & MCP Servers

Dual-rail Lightning paywall middleware for MCP servers. Accepts L402 macaroons (legacy) and x402-bip122-exact payments (forward-compat). One LNBits backend, both rails. v0.2.0 ships the real x402-bip122-exact verifier.

MCP server for Orbiter Dev — Approve, reject, and monitor AI coding agent actions from your phone. Works with Claude Code, Cursor, Windsurf, and any MCP-compatible agent.

MCP server for Megaplan project management — 8 tools for tasks, deals, projects, employees, comments + 2 MCP prompts.

Geometric memory for AI coding agents. Installs the 'attention-matters' package.

MingAI MCP Server - 命理计算工具 (stdio)

AI skills manager — install, publish, and deploy reusable prompts, personas, and MCP tools across 15 AI clients

Give AI agents full access to the Harness.io platform — manage pipelines, deployments, cloud costs, chaos engineering, feature flags, SEI, and 125+ resource types through 11 MCP tools

MCP server that connects Jira (Cloud + Server) with GitHub/GitLab to automate your dev workflow. Branch creation, issue transitions, PR/MR generation, and custom flow playbooks — all from your AI assistant.

MCP server wrapping the MCP Inspector CLI — lets AI agents test any MCP server without a browser.

Unreal Engine MCP server - 21 tools, 569+ actions for AI-driven editor control

MCP server for yrdsl.app. Talks to either the hosted API (api.yrdsl.app) or a local self-hosted repo. Lets Claude add, edit, and reserve items on a digital yard sale.

Model Context Protocol (MCP) server for Kubb, enabling AI assistants to generate code from OpenAPI specifications.

Model Context Protocol (MCP) server for advanced GitHub repository analysis and code discovery. Provides AI assistants with powerful tools to search, analyze, and understand codebases across GitHub.

Model Context Protocol (MCP) server for Bitbucket Cloud and Server API integration

Self-learning vector memory for AI agents — single-file .rvf cognitive container with HNSW search, episodic Reflexion memory, causal graph + Cypher, 9 RL algorithms, Thompson Sampling bandit, 41 MCP tools, hybrid (BM25 + dense) retrieval, GNN attention. 1

Deterministic governance engine for AI agents — enforce worlds (permanent rules) and plans (mission constraints) with full audit trace

Mesh terminal agent CLI — token-efficient coding agent with a shared LLM gateway.

A Docusaurus plugin that exposes an MCP server endpoint for AI agents to search and retrieve documentation

Florentine.ai MCP server – query MongoDB & MySQL databases in natural language

MCP server that provides google calendar capabilities

jwt-lab – A fast, secure, beautiful JWT CLI tool and MCP server for developers & AI agents. Encode, decode, verify, inspect, audit, and generate keys for JSON Web Tokens.

Universal AI Development Platform with working MCP integration, multi-provider support, voice (TTS/STT/realtime), and professional CLI. 58+ external MCP servers discoverable, multimodal file processing, RAG pipelines. Build, test, and deploy AI applicatio

Middle East and North Africa financial data — sovereign wealth, oil markets, central banks. MCP server for AI agents.

Autonomous Repository Intelligence engine with web UI and MCP server. Unified semantic code understanding, local RAG, and agent working memory.