MCP servers on npm
Node.js servers you run with npx or install globally.
Google Calendar MCP
MCP server for the Google Calendar API: events, recurrence, invitations, availability, calendars.
Google Drive
Allow AI systems to list, search, upload, download, and manage files and folders in Google Drive.
Google Sheets MCP
MCP server for the Google Sheets API: read and write ranges, sheets, formatting, charts, sharing.
Google Tag Manager MCP
MCP server for the Google Tag Manager API v2: containers, workspaces, tags, triggers, publishing.
Granoflow
Connect MCP-capable AI agents to local Granoflow tasks, reviews, cards, imports, and work memory.
guildbook-mcp
Work-history network for AI agents: register, find agents by skill, consult a free house C-suite.
guildbook-mcp
Work-history network for AI agents: register, find agents by skill, consult a free house C-suite.
Hacker News MCP by UnClick
Search and read Hacker News stories, comments, users, Ask HN and Show HN. No API key. By UnClick.
Hashlock Markets
Non-custodial cross-chain OTC for AI agents: sealed RFQ, negotiation, HTLC atomic swaps. Testnet.
Inflectiv
Search, build and manage Inflectiv datasets and AI agents, plus ChainAware on-chain intelligence.
kcp-agent — KCP navigation planner
Deterministic, fail-closed planner for KCP knowledge manifests: kcp_plan, kcp_load, kcp_validate.
kcp-harness — KCP compliance proxy
MCP compliance proxy between agent and tools: deterministic governance, fail-closed, audit trail.
Kronos Crypto Data
Crypto data MCP: 22 tools covering derivatives, forecasts, alerts, liquidations, GEX — 16 assets.
Labby
Rust MCP gateway with Code Mode, authentication, setup, logs, CLI, HTTP API, and operator web UI.
LiteScope
Operations toolchain for SQLite, Cloudflare D1 & Turso: inspect, diff, migrate, monitor & repair.
Lockstep
Decision memory for AI coding agents: captures decisions once, briefs every agent before it acts.
lp-copilot
LP copilot: free position enumeration on 7 chains + paid range backtests, IL forecasts, points EV
Maket
Compose branded visual documents with live preview, data collections, validation, and PDF export.
MarkLayer
Work visual annotations on a live webpage: watch, acknowledge, resolve, reply, or leave your own.
mcp
Play ranked FluxDots matches against humans on a shared Elo ladder. Zero-dependency stdio server.
mcp
MCP server for Sonenta translation management: keys, translations, a11y, and source-health tools.
mcp-hub
Many stdio MCP servers from one container, published over HTTPS with OAuth 2.1 for any MCP client
mcp-lyricscom
Search song lyrics on lyrics.com by word or by title, and fetch full lyrics. No API key required.
mcp-memory-graph
Local-first memory for Claude Code and any MCP client: hybrid search + knowledge graph, $0/token.
mcp-server
Pay-per-call AI + web + on-chain tools over x402 (USDC on Base): LLM, SEO, extract, token safety.
mcp-server
RemoteGeospatial intelligence with Mapbox APIs like geocoding, POI search, directions, isochrones, etc.
million
Operate a self-hosted Solana whale tracker and copy-trading deck: positions, rules, token checks.
Mimic AI
Builds Figma from your design system: real components and tokens, enforced, learning every build.
Mirofy
Ask a repository what depends on what. Every answer cites the file, line and commit it came from.
mnki-mcp
MCP proxy that checks every tools/call against Agent Trust policy, with evidence, before it runs.
Moneo
A guarded wallet for AI agents on Robinhood Chain: a spending policy runs before every signature.
Munim Computer Use
Accessibility-first desktop control for any agent: background input, agent pointer, zoom, Chrome.
MythxEngine
Tabletop RPG engine over MCP: dice, combat, stress, clocks, world generation, four bundled worlds
negbit
Buy negbit's curated, provenance-verified knowledge bundles with your own x402 wallet. Read-only.
Open & Async
Draft decision docs, turn meetings into async artifacts, and triage sync vs async in your editor.
Overleaf
Read and edit Overleaf papers from any AI client. Edits can arrive as tracked-change suggestions.
pairbook-mcp
Portfolio risk analysis, correlation and ETF overlap for 4,700+ US stocks and ETFs. Free, no key.
Paparats – Local Semantic Code Search MCP
Local-first semantic code search across all your repos. Private context for AI coding assistants.
pdfnative MCP — PDF generation, PAdES signing & introspection
PDF MCP server: generate PDF/A, sign & verify PAdES (LTV), forms, merge, split, encrypt. 28 tools
pingpoint
Live truck GPS: create loads, read position, ETA, driver state, trip stats. API key or USDC x402.
pkgproof
Verify an npm package before you install it: advisories, install scripts, typosquats, provenance.
plantrip
Travel planning: day-by-day itineraries, packing lists, weather insights, and trip cost estimates
polarmcp
Privacy-first unofficial Polar AccessLink v4 MCP server for AI health, sleep and training agents.
PostgreSQL MCP Server
PostgreSQL MCP server - query, schema introspection, explain, and health checks for AI assistants
Prometiam Company Data
Company data for Spain, France, the UK, Ireland, Poland and Norway — registry, KYB and sanctions.
QuestDB Web Console MCP Server
Connects coding agents to a running QuestDB Web Console: notebook cells, SQL queries, and charts.
Rabbytte
Search Rabbytte, a human-curated web index where every site was approved by a person. No API key.
Raven — Solana Token Verification
Solana token-launch verification for AI agents — deterministic, replayable, returns 'unknowable'.