PluginBench

MCP Servers

Model Context Protocol servers that give AI agents access to tools and data — sourced from the official MCP registry and ranked by GitHub stars.

37,330 MCP servers

Access Open Targets Platform biomedical data—targets, diseases, drugs, variants, and evidence—via 68 curated GraphQL tools.

20
Python
MIT
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MEMediaWiki logo

MediaWiki

Active

Search, read, and edit any MediaWiki wiki—Wikipedia, Fandom, corporate wikis—from Claude, Cursor, or the CLI.

20
Go
MIT
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AI-writing detection with evidence: shows the tells, hidden characters, and citation issues in English and Spanish.

20
C#
MIT
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Safety-first MCP server for UniFi Network, Protect, and Access with dry-run previews, audit logging, and multi-site support.

20
Python
MIT
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Causal graph memory engine for AI agents with scoring, activation, and forgetting.

20
Python
AGPL-3.0
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Read the actual source of any Maven dependency—decompile jars and compare versions for breaking changes.

20
Python
MIT
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Cognitive memory system for AI agents with semantic search, autonomous consolidation, and portable export.

20
TypeScript
MIT
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DNS lookups, SSL checks, security scans, and monitoring—powered by nslookup.io via MCP.

20
TypeScript
Apache-2.0
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ZEZenith logo

Zenith

Maintained

Plain-text design files compiled deterministically to pixel-exact PNG and PDF, built for AI agents to safely read, edit, and review.

20
Rust
Apache-2.0
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PRPresio logo

Presio

Active

Present PDFs from your browser with live sync, speaker notes, and embedded media—no installation required.

20
TypeScript
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Git-based project memory for AI agents—persistent context, semantic search, and GitHub integration across sessions.

19
TypeScript
MIT
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AI-powered feature flag management for DevCycle with Cursor and Claude integration

19
TypeScript
MIT
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MCMcpMux logo

McpMux

Active

Configure MCP servers once, connect every AI client through one local gateway.

19
Rust
GPL-3.0
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AGAgentPhone logo

Give AI agents real phone numbers, SMS, and voice calls via MCP.

19
TypeScript
MIT
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Semantic search across 6,236 Quran verses and 21,641 authentic Hadiths for AI-powered Islamic guidance.

19
TypeScript
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Real-time and historical flight tracking via Flightradar24 API for AI assistants.

19
TypeScript
MIT
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Symbol-level npm dependency analysis with native alternatives and LLM-ready migration prompts.

19
TypeScript
MIT
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Run untrusted AI agents in gVisor sandboxes with network isolation and human-approved capability changes.

19
Go
AGPL-3.0
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RARaygun logo

Raygun

Maintained

Investigate errors, track deployments, and analyze performance in Raygun with AI assistants

19
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Convert addresses to coordinates and vice versa using OpenCage's geocoding API.

19
JavaScript
MIT
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MCP server for UI5 Web Components API documentation and integration guides.

19
TypeScript
Apache-2.0
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AI-powered web scraping and browser automation for accessing protected sites at scale.

19
TypeScript
MIT
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COCortex logo

Cortex

Active

Local-first persistent knowledge system with OWL-RL reasoning and 22 MCP tools.

19
Python
MIT
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Catch design drift before it ships—help AI agents use design tokens instead of hardcoded values.

19
TypeScript
MIT
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Telegram personal-account MCP for Claude — read DMs, send messages, search chats via MTProto user authentication.

19
Shell
MIT
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Educational demonstration of MCP security risks through social media content analysis tools.

19
Python
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Autonomous build loop that plans, builds, reviews, and learns from Claude Code agents in a self-healing task pipeline.

19
Rust
MIT
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Claude-accessible clipboard history with type classification, secret encryption, and Touch ID gating.

19
Rust
MIT
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DEDelimit logo

Delimit

Active

One workspace for every AI coding assistant. Shared tasks, memory, and governance across Claude, Cursor, Copilot, and more.

19
Python
MIT
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Keep decisions and context across Claude, Cursor, Copilot, and other AI coding assistants with signed attestations and merge gates.

19
Python
MIT
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