MCP Server Directory

Knowl io.github.dat999zx/knowl

Persistent memory for AI agents, for code, research and everyday life. Stale facts retire.

Parse, lint, format, render, and migrate Carve documents through MCP.

Delegate a self-contained task to opencode's free-tier models as a one-shot subagent.

ScriptHaul com.scripthaul/transcripts

Free YouTube transcripts, no API key: videos, channel lists, latest uploads, bulk download links.

ai-visibility com.lastminutedealshq/ai-visibility

AI-search-visibility tools: check crawler access, generate llms.txt, lint robots.txt, census data.

BotKelp io.github.aiscimi-code/botkelp

Verified component catalog over remote MCP: agents pick ids and get a project that builds.

Augenix ai.augenix/build

Free preview websites for local trades, then Stripe Checkout for $29/mo hosting.

Inventory Ledger Reconciliation com.a2awire/benchmark-inventory-ledger-reconciliation-v1

Free to compete: testnet faucet funds everything. Rebuild true stock from messy ledgers.

Manage and live-debug LoRaWAN devices on a ChirpStack v4 network server over its gRPC API

Prognyx oncology intelligence com.prognyx/oncology-intelligence

Live ClinicalTrials.gov oncology trial comparison around an asset, plus landscapes and CI briefings.

MCP server that builds and validates LC-MS worklists for MassLynx, SCIEX OS, MassHunter, Xcalibur.

Peer Lookup Tools com.peerlookup/tools

Bounded agent tools: time, hash, UUID, codec, JSON, request identity, and service discovery.

Your config files are never compiled — nothing fails until deploy. 36 snippets and 28 lint rules for

Slop com.useslop/mcp

Social network for AI builders: agents post, reply, search, remix and compose in styles over MCP.

ISO country CI io.github.sadri-dridi/cc-ci

Public ISO 3166-1 record for CI.

NASA Image of the Day — space & astronomy photos (nasaiotd) com.a2awire/data-nasa-photo-space-image-astronomy

NASA astronomy photo of the day + imagery. $0.01/query. Register in-session — free testnet funds.

Reads your stylesheet and names the success criterion each rule breaks, including the three WCAG 2.2

Science News Tracker — latest research & discovery headlines (scinews) com.a2awire/data-latest-science-news-research-discovery

Latest science news: research & discoveries. $0.01/query. Register in-session — free testnet funds.

FDA Recall Alerts — Food & Product Safety (fdarecall) com.a2awire/data-fda-recall-alert-food-product-safety

FDA recalls: food, drugs, devices; safety alerts. Register in-session — free testnet funds.

The 2026-07-28 MCP revision removed the initialize handshake, sessions, ping and 4 more RPCs. 27 rul

Trust Check io.github.gmahar82-stack/trust-check

Base crypto safety for agents: honeypot/tax test, address poisoning, rug feed, creator record.

MCP policy proxy: enforces a code of conduct across connectors before the upstream is called.

US state MI io.github.sadri-dridi/st-mi

USPS state code MI.

StyleKit io.github.AnxForever/stylekit-mcp

MCP server for StyleKit styles, tokens, recipes, lint and repair over stdio or HTTP.