MCP Observatory
servers

Servers

Browse enriched MCP servers by capability — filter on inferred permissions (all-of), transport, verified status, and tool count. Only servers with a captured capability surface appear here.

319 servers
sort tools risk recent name
npm @askexenow/exe-os
askexenow

AI employee operating system — persistent memory, task management, and multi-agent coordination for Claude Code.

stdio D 520t
npm figma-console-mcp
tpitre

The most comprehensive MCP server for Figma — design tokens, variables, components, write tools, version history diff, accessibility audits, FigJam, Slides, and more. Local (WebSocket Desktop Bridge plugin) and Cloudflare Workers (paired + remote) modes.

stdio D 205t
npm @vpxa/aikit
anvpx

Local-first AI developer toolkit — knowledge base, code analysis, context management, and developer tools for LLM agents

stdio C 137t
npm comfyui-mcp
artokun

Claude Code plugin + MCP server for ComfyUI - 88 tools, 16 AI skills (Flux, WAN, LTX video, Qwen, Civitai), live graph editing from your Claude session. Generate images & video, manage models and custom nodes.

stdio C 101t
npm @alchemy/mcp-server
brian-alchemy

MCP server for using Alchemy APIs

stdio B 97t
npm openchrome-mcp
shaun0927

Open-source browser automation MCP server. Control your real Chrome from any AI agent.

stdio C 95t
npm bunqueue
kernelvoid

High-performance job queue for Bun & AI agents. SQLite persistence, cron scheduling, priorities, retries, DLQ, webhooks, native MCP server. Zero external dependencies.

stdio C 73t
npm @msfeldstein/mcp-test-servers
msfeldstein

A collection of MCP test servers including working servers (ping, resource, combined, env-echo) and test failure cases (broken-tool, crash-on-startup)

stdio C 65t
npm msfeldstein/mcp-test-servers
msfeldstein

A collection of MCP test servers including working servers (ping, resource, combined, env-echo) and test failure cases (broken-tool, crash-on-startup)

stdio C 65t
npm spartanode-mcp
spartaquant

MCP server for SpartaNode — manage Gantt tasks from VS Code / Claude CLI

stdio C 54t
npm feishu-mcp
yonghuishen

Model Context Protocol server for Feishu integration

stdio C 50t
npm @codefuturist/email-mcp
codefuturist

Email MCP server with IMAP + SMTP support

stdio C 49t
npm @diskd-ai/email-mcp
it-baron

Email MCP server with IMAP + SMTP support

stdio D 49t
npm @oomkapwn/enquire-mcp
oomkapwn

MCP server giving AI agents (Claude Code, Claude Desktop, Cursor, ChatGPT, Codex, OpenClaw) persistent long-term memory backed by your local Obsidian markdown vault. Hybrid retrieval (BM25 + ML embeddings + BGE reranker, RRF-fused), HNSW + int8 quantizati

stdio B 44t
npm @browserstack/mcp-server
browserstack-admin

BrowserStack's Official MCP Server

stdio C 43t
npm @heroku/mcp-server
salesforce-releases

Heroku Platform MCP Server

stdio C 37t
npm @andespindola/brainlink
andespindola

Local-first knowledge memory for agents with Markdown, backlinks, indexing and context retrieval.

stdio C 33t
npm shieldcortex
cyborgninja

Trustworthy memory and security for AI agents. Recall debugging, review queue, OpenClaw session capture, and memory poisoning defence for Claude Code, Codex, OpenClaw, LangChain, and MCP agents.

stdio C 31t
npm prjct-cli
jlopezlira

Context layer for AI agents. Project context for Claude Code, Gemini CLI, and more.

stdio B 28t
npm @esaio/esa-mcp-server
ppworks

Official MCP server for esa.io - STDIO transport version

stdio B 26t