Best Al AI Skills & MCP Servers

The curated marketplace for AI agent skills. Search, discover, and install verified skills for Claude, GPT, Cursor, and other AI platforms via MCP. Features 50+ skills across 12 categories with trust scores, compatibility info, and one-click install instructions. ## Key Features

AI Constraint Engine with AI Patch Firewall. 42 MCP tools. Patch Gateway (ALLOW/WARN/BLOCK verdicts), diff-native review (10 scored signals, hard escalation rules), Spec Compiler, Code Graph, Typed constraints, Python SDK, ROS2. Works with Claude Code, Cursor, Windsurf, Cline, Bo

Enable your LLMs to perform accurate numerical calculations with a simple API. Leverage basic arithmetic and statistical functions to enhance your applications. Simplify complex mathematical tasks effortlessly and improve your model's capabilities.

Create and manipulate drawings with a simple canvas interface. Enhance your AI assistants by enabling them to draw filled shapes and export images effortlessly. Utilize this tool to bring visual creativity to your applications.

Reliable web fetching MCP server with built-in retry logic, circuit breaker patterns, caching, and anti-bot bypass. Fetches URLs as raw HTML or clean markdown optimized for LLM consumption. Includes domain health checks and cache management tools.

34 MCP tools to search, register, manage, value, and trade ENS names. AI-powered intelligence layer for the ENS ecosystem.

Provide structured access to Major League Baseball statistics through an MCP server. Query and retrieve detailed baseball data including statcast, fangraphs, and baseball reference stats. Generate visualizations and integrate seamlessly with MCP-compatible clients for enhanced ba

Access real-time US weather forecasts, alerts, radar, and station observations from the National Weather Service. Retrieve aviation products including TAFs and SIGMETs for flight planning. Build location-aware features with point metadata, grid forecasts, and zone products.

Provide AI assistants with seamless access to Semantic Scholar's extensive academic database for advanced paper discovery, author research, citation analysis, and content exploration. Enable natural language search, bulk data processing, and detailed academic insights to enhance

Index and search codebases using structured schemas for deep code analysis. Audit specific domains or security-related functions to ensure code quality and safety. Explore complex codebases with high-level overviews to understand structure and patterns quickly.

Search 1,433+ Norwegian local-food producers — farms, shops, REKO rings, farm shops, dairies, fishers, bakeries — across 368+ cities. Now includes 13 Bondens marked lokallag + 58 market venues + umbrellas like Hanen, Debio, Norsk Gardsmat, and Mathallen Oslo. Returns ranked produ