Browse all Model Context Protocol servers with quality scores, stars, languages and maintenance activity.
Design-debugging context for AI agents from a real Chrome: which CSS rule WINS with file:line, blast radius (how many other elements that rule styles) + a scoped-fix selector, WordPress/Elementor origin attribution, interaction timelines, live CSS fix trials, and pixel/alignment/WCAG-contrast audits. No AI inside — deterministic CDP.
Manage Cloudflare Workers, KV, R2, Pages, DNS, and cache from your IDE.
AWS S3 operations — list buckets, browse objects, upload/download files, and generate presigned URLs.
Production-grade multi-agent communication infrastructure with real-time messaging, task scheduling, shared memory, and trust-based evolution via MCP + SSE. 53 MCP tools, SQLite WAL persistence (zero message loss), 4-level RBAC, Python & TypeScript SDKs (zero external deps), and evolution engine. Deploy via Docker, npm, or from source.
Local YDB MCP is a TypeScript stdio MCP server for operating Docker-based local-ydb deployments via local or SSH-backed profiles. Supports bootstrap, diagnostics, auth hardening, storage workflows, dump/restore, upgrades, and plan-first mutating operations.
MCP server for secure database access (PostgreSQL, MySQL, SQLite) with parameterized queries and schema inspection
MCP server connecting Claude to Metabase with 28 tools for natural language data analysis, dashboard management, SQL queries, and automated insights. Features SQL guardrails, rate limiting, and audit logging.
MCP server for [Capsule CRM](https://capsulecrm.com). 81 tools (49 in read-only mode) covering contacts, opportunities, projects, tasks, timeline activity, structured + saved filters, workflow tracks, and file attachments. Two transports — stdio (`npx capsulemcp`) and HTTP+OAuth for hosted Custom Connectors. Read-only-mode env flag for safer defaults. Apache 2.0.
Web Validator by DigestSEO validates HTML and CSS, audits technical SEO and accessibility signals, checks JSON-LD and bounded public links, and captures responsive screenshots. Install locally with `npx -y mcp-web-validator`; no API keys required.
Companion Gallery for Codex: public read-only registry for Codex-compatible animated companion packs. Search, preview, install community pets, generate badges/embed cards, and discover the request flow via Streamable HTTP MCP.
Domain-specific fine-tuning of open-source LLMs and SLMs with zero infrastructure. Specialized tuning agents deliver sovereign models trained on your data. Supports Qwen, Llama, DeepSeek, Mistral, Gemma 1B-72B. LoRA, QLoRA, full fine-tuning. Cost estimation, model management, S3 export.
Local-first MCP server for AI content governance — 13 tools for model/content CRUD, validation, normalization, and i18n across any framework.
Local-first MCP safety and verification layer for AI coding agents with workspace confinement, command allowlists, scope-violation detection, and auditable task evidence. Install: `npx -y patchwarden@0.6.1`.
GitHub Actions — view workflow runs, read logs, re-run failed jobs, and manage CI/CD.
Prose linter + AI-slop detector: weasel words, passive voice, hedging, and 190+ research-cited AI tells. Remote server at wsc.theserverless.dev/mcp or `npx wsc-mcp`.
Deterministic guardrail for AI-written diffs, runnable from inside the coding agent's own loop over MCP. Zero-LLM-token, AST-precise rules (SQLi, SSRF, XXE, permissive CORS, prototype pollution, hardcoded secrets) across 8 languages, plus structural checks for reinvented helpers and over-abstraction — findings scoped to only the changed lines, same input always gives the same output, no false-bloc
Query FEC campaign finance data — search candidates, track donations, analyze spending, and monitor Super PAC activity via the OpenFEC API.
Self-custodial crypto portfolio for AI agents. Reads EVM wallet balances, ENS, token prices, and DeFi positions across Ethereum/Arbitrum/Polygon/Base (Aave V3, Compound V3, Morpho Blue, Uniswap V3 LP, Lido, EigenLayer), surfaces health-factor alerts and protocol risk scores, then prepares unsigned transactions (supply, borrow, repay, withdraw, stake, send, LiFi swap/bridge) signed on Ledger via Wa
Search Steam's store/catalog (deals, reviews, Steam Deck/SteamOS/Machine/Frame compatibility) with no API key, plus player profiles, libraries, achievements and friends via the official Steam Web API (free key).
Shared, versioned memory and governance control plane for AI coding agents. Compiler pipeline resolves architectural decision conflicts across Claude Code, Cursor, and custom agent fleets. `npx -y agenthelm-mcp`
Persistent agent memory via filesystem-native consolidation daemon. Agents read/write/search memory through MCP; a background daemon handles consolidation and extraction. Works with Kiro, Claude Desktop, Cursor, and any MCP client. `npx mcp-agent-memory --setup`
Session continuity engine that solves session orientation. Boot reports with gap detection and 100-point scoring, structured end-session capture with typed continuity records, and BM25 memory search. 7 tools, local SQLite + FTS5, zero API keys. `npx rekindle`
Local-first MCP server that snapshots your project's working state — files, git, plan, and decisions — into one structured context object and hands it to any MCP client in a single call. Save a session in one agent, continue it in another. Zero network calls by default; read-only over your project. Works with Claude Code, Cursor, and any MCP client. `npx -y ctxfile`
Security MCP for vibe coding with 330 rules and 29 tools. Purpose-built for AI-generated code — scans Next.js, Supabase, Clerk, Stripe, Prisma, Hono, GraphQL, and 25+ modules. Cross-file taint analysis, host security audit, auto-fix, SARIF export, pre-commit hook, and CVE version detection. Zero config, runs locally.
Comprehensive astrology MCP exposing every endpoint of the AstroWay Calculation API — natal charts, synastry, transits, Vedic dashas (Vimshottari, Yogini, Ashtottari, Kalachakra), 16 Vargas, Tarot (Rider-Waite-Smith / Marseille / Lenormand), Numerology (5 systems), Human Design, AI horoscopes. Sub-arcsecond Swiss Ephemeris precision, 10 000 free credits/month. Install: `npx @astroway/mcp`.
MCP server for IT Glue, the MSP documentation platform. Semantic vector search over documentation, document and flexible-asset read/write, role-based access control, and bring-your-own-key support.
Spanish dialect localization server and CLI. Translates and QA-checks across 25 regional variants with register control, structure preservation, and adversarial quality gates.
17 freight calculation and reference tools — ADR dangerous goods, HS codes, LDM/CBM/chargeable weight calculators, duty estimation, airline codes, UN/LOCODE, and more. Free REST APIs + MCP server.
Line-level authorship for a shared Git checkout, so multiple AI coding agents work in one repo and each commits only its own lines. Symbol-level claims prevent collisions and every commit is an ordinary Git commit.
MCP server for AniList with taste-aware recommendations, watch analytics, social tools, and full list management.
FHIR-first, read-only MCP server for the Practice Fusion EHR. Search patients and review appointments, conditions, medications, and lab results. SMART backend-services auth, audit-logged, HIPAA-conscious.
AI virtual staging for real estate. Stage empty rooms, beautify floor plans into 3D renders, classify room images, generate property descriptions, and get style recommendations.
A council of 49 specialist agents + 93 tools for every major AI CLI (Claude Code, Codex, Gemini, Cursor, Windsurf). Deterministic agents that optionally upgrade to LLM, a self-learning router, cross-CLI memory, and guards for dependency hallucinations and decision drift. No API keys; zero extra cost on subscriptions.
Developer toolkit: auto-detect stack for AI context files, catch port conflicts, validate .env schemas, spot docs drift, audit dependency licenses, and time coding tasks — 7 MCP tools, one install.
Unofficial Proton Mail MCP server — send, read, search, and organize email over SMTP and IMAP (via Proton Mail Bridge). Bulk ops with dry-run previews, read-only mode, and Trash-by-default deletes. Not affiliated with Proton AG.
Agency-grade MCP server for WordPress Elementor — multi-site management for 120+ WordPress sites with safe edits (backup + auto-rollback + post-write verification), template export/import, global widget detection, CSS flush, WP-CLI escape hatch, headless Chrome screenshots. 34 tools across pages, widgets, templates, bulk find/replace, and fleet operations.
Developer-focused MCP server for code analysis, JSON repair, encoding fixes, and import organization across local projects.
Bug-report triage and fix-dispatch MCP for vibe coders. Ask your AI coding agent for a plain-English diagnosis of any user-reported bug — with evidence, blast radius, and a paste-ready fix prompt — then dispatch an automated GitHub fix PR without a second LLM key. 80+ tools, Supabase-backed, MIT SDK. `npx @mushi-mushi/mcp`
EVM blockchain intelligence toolkit with 20 tools for token prices, gas comparison, swap quotes, yield rates, honeypot detection, and transaction simulation across Ethereum, Polygon, Arbitrum, Base, and Optimism. Zero config, no API keys required.
An MCP server that provides complete access to Ethereum Virtual Machine (EVM) JSON-RPC methods. Works with any EVM-compatible node provider including Infura, Alchemy, QuickNode, local nodes, and more.
Open-source x402 micropayments stack for MCP. Pay-per-tool-call USDC settlement on Solana via the first open-source self-hostable facilitator (no x402.org dependency). Includes TypeScript SDK, CLI, paywall middleware, hosted devnet endpoint, and a live Claude Opus demo. `npm install @agenticpay/sdk`
Disability insurance brokerage: submit a quote request on a user’s behalf, plus carrier comparison and coverage research tools. By Seaworthy Insurance Agency.
Drive any libretro core through [RetroArch](https://www.retroarch.com/)'s Network Control Interface (UDP): read/write memory, save/load state, screenshot, pause/frame-advance/reset, on-screen messages. Verified against NES, SNES, Genesis, N64, GBA, and PS1 cores.
Personal knowledge graph shared across MCP clients. Account-keyed and portable as a `.polarity` file, with sources for iMessage, browser history, calendar, Claude Desktop transcripts, shell history, Notion, and Obsidian. `npx -y @polarity-lab/cosmos-mcp`
French territorial intelligence MCP — cross-references public registries (FINESS healthcare facilities, RPPS health professionals, INSEE companies, IGN geocoding) for multi-source agentic reasoning over French open data.
VK Ads (VK Реклама) API — manage ad plans, ad groups, banners, and pull statistics. Read + write.
Five read-only SEO servers for the Google/Yandex (RU/CIS) market: SERP (XMLStock), Yandex Wordstat, Google Search Console (Search Analytics + URL Inspection), Yandex.Webmaster, and Yandex.Metrica. ~38 tools, multi-account, OAuth with auto-refresh. Install: `npx -y seo-tools-mcp-`.
Image generation and editing plus video generation (Veo, Sora, Seedance) via OpenRouter or any OpenAI-compatible API. Saves files to disk with token-cheap inline previews, resumable video jobs, live model listing, and a config-diagnostics tool. `npx -y mediamcp`.