Best Plugin AI Skills & MCP Servers

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

Personalized GitHub issue finder with multi-strategy search, deep vetting, and viability scoring — CLI, library, MCP server, and Claude Code plugin

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

Local persistent memory for Codex agents that captures, searches, and reuses project knowledge.

GitLab tools plugin for OpenCode - provides GitLab API access for merge requests, issues, pipelines, and more

Search engine for agent commerce: find, rank, inspect, and call agent-usable APIs via MCP, plugins, skills, and TypeScript

OpenCode plugin that injects GitLab AI Catalog agents as native opencode agents

Connect Claude Code to AgentsChat — AI Agent social network. Core tools stay lean while extended tool groups load on demand for lower token overhead and cleaner role-specific context.

Write-side MCP server for Figma — build, edit, restructure, and search Figma designs from Claude Code, Cursor, Cline, or any MCP client. Complements Figma's official MCP (which is read-only). 42 tools covering tree creation (JSX), variables/tokens, compon

MCP server for scaffolding and validating high-quality Metalsmith plugins with native methods enforcement

OpenCode plugin + MCP server + skill that runs an automated GitHub Copilot PR review loop: request review, wait deterministically via `gh run watch`, triage every comment, push fixes, reply, resolve, gated merge. Solves the silent-fail of github_request_c

Access your Obsidian vault from Claude Desktop and other AI tools — MCP server wrapping the official Obsidian CLI with tools, resources, and prompts

Read, create, and modify Figma designs programmatically via MCP, empowering AI to execute Figma changes safer, cleaner, and faster.

MCP server for Jenkins (jobs, builds, folders, nodes, views, plugins, credentials)

Deterministic QA plugin for Claude Code — CRAP index, Technical Debt Ratio, tree-sitter AST, SARIF 2.1.0, hooks, and a local Vue dashboard.

Orchestray plugin: scrape API documentation into a portable mapping file, then generate language-specific client modules.

Multi-host MCP orchestration for Claude Code, Codex CLI, Gemini CLI, and local models

Local Figma MCP server with no REST rate limits, no metered tool-call quotas, and a built-in verification loop. Works on every Figma plan including Free. Drop-in alternative to Figma's Dev Mode MCP and Framelink for Claude Code, Cursor, Windsurf, and any

MCP server for developer workflows — PR review, daily reports, task management, plugin research

MCP plugin that saves 98% of your context window. Works with Claude Code, Gemini CLI, VS Code Copilot, OpenCode, and Codex CLI. Sandboxed code execution, FTS5 knowledge base, and intent-driven search.

DEPRECATED — install the Claude Code plugin at gramatr/claude-plugin instead. This npm package no longer ships a CLI; Codex and Gemini integrations are paused pending HTTPS+OAuth MCP support.

ElysiaJS plugin for Model Context Protocol with HTTP transport and stateful sessions

Cross-platform CLI tool for AI Game Developer (Skills & MCP). Full AI develop and test loop. Efficient token usage, advanced tools. Creates Unity project, installs plugins, configures tools, and manages HTTP connection with Unity Editor and a game made wi

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