Best Code AI Skills & MCP Servers

Search millions of public GitHub repositories for real-world code patterns and implementation examples. Discover how developers use specific libraries and handle complex configurations in production environments. Improve coding speed and accuracy by referencing verified open-sour

Discover and search Harvard's course catalog by code, title, or instructor. Explore random course picks to spark inspiration and uncover new subjects. View detailed course info and catalog insights to plan your schedule.

Fetch up-to-date, version-specific documentation and code examples directly into your prompts. Enhance your coding experience by eliminating outdated information and hallucinated APIs. Simply add `use context7` to your questions for accurate and relevant answers.

Enforce consistent C++ style and best practices across your codebase. Analyze naming, memory safety, and const correctness, and get actionable modernization suggestions up to C++23. Accelerate reviews with ready-made prompts and quick access to curated guidelines.

🚀 Access MCP server SVG and PNG icons for your vibe-coding projects! 🎨 Icon Packs * 40,000+ icons * Endless creative possibilities! 🤖 Seamless Integration * Works with Windsurf, Claude Code, Cursor, and other AI coding tools 🔄 Easy Customization * Replace all icons with trendy

Build interfaces that follow the Korea Responsive Design System (KRDS) faster. Search and insert official components, retrieve ready-to-use HTML, and explore color, spacing, and typography tokens. Validate your code for KRDS compliance and accessibility and get actionable improve

MCP server for GOV.UK — search, content drill-down, organisations, and postcode lookup.

Free UK SIC code lookup, GICS/ICB cross-classification mapping, and Companies House company search. No API key required. lookup_sic_code - Look up any SIC, GICS, or ICB code with full hierarchy and cross-mappings search_sic_codes - Describe a business activity in plain Englis

Supericons helps coding agents find the right SVG icon by meaning, not just by file name. Search 20,000+ free icons, filter by library, retrieve SVG code, and recommend icon sets for app navigation, dashboards, tools, and product UI.

Search and retrieve NGSS standards by code, domain, or topic. Explore three-dimensional components (SEPs, DCIs, and CCCs) and discover related standards by shared practices, concepts, or core ideas. Plan cohesive curriculum units with suggestions for compatible standards.

US federal and state statutory law MCP server. 529K sections across 50 states, the US Code, and Code of Federal Regulations. 11 tools: fulltext search, citation graph traversal, cross-reference navigation, risk surface analysis, doctrinal lineage. Free tier — no API key needed.

Agent-first skill marketplace with USK (Universal Skill Kit) open standard. Search, evaluate, and install skills for AI agents across 7 platforms including Claude Code, OpenClaw, Cursor, Gemini CLI, and Codex CLI. Agents discover skills via API with trust-level filtering (verifie

Provides access to a library of iOS development recipes, including SwiftUI code, animations, and infrastructure components. Simplifies the implementation of complex features like authentication, paywalls, and onboarding flows. Enables developers to build high-quality mobile appli

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.