MCP Server Directory

Resolve documentation ownership, edit roots, checks, and human handoffs before an agent edits code.

Local agent wallet + 900 pay-per-call data APIs — free discovery, x402 USDC, code-level spend caps

Real Estate Analyzer io.reizer/deal-analysis

Free real-estate underwriting, no key or account. 6 strategies, stress tests, max offer.

Free online reaction time test with five rounds, average milliseconds, rank context, daily streaks

Permit Verdicts io.github.okwithit9-debug/permit-verdicts

Building-permit verdicts by address, with cited records. SF, Seattle, Austin, NYC. Pay per call.

Ca Dmv io.github.pipeworx-io/ca-dmv

California DMV MCP — registered vehicles and EV adoption by ZIP code, field offices, the official…

semi-data io.github.codebiwan/semi-data

US-government semiconductor & quantum supply-chain intelligence: controls, entities, funding.

china-export-rebate-mcp io.github.rainbow686/china-export-rebate-mcp

China export tax rebate rate & HS code lookup (官方退税率).

Star Wars API & MCP server (swapi.build) build.swapi/star-wars

Free Star Wars MCP server (SWAPI): people, films, planets, species, starships, vehicles. No API key.

Design, fill with real store data, render and publish Store Builder pages from an AI agent.

Backtest, validate and execute trading strategies behind a mandatory two-call preview gate.

hedwig com.hedwig-ai/hedwig

Read, arrange, and build agents on your Hedwig email board from any AI client. Nothing ever sends.

Tillpad com.cnrcode/tillpad

Everything your AI agents need to do their jobs, with a spending cap they can't go over.

MarketHeist Backtest io.marketheist/backtest

Backtest and analyze any portfolio, incl. nested multi-strategy ones: returns, risk, factors, guides

valem io.github.vlad-public-code/valem

Valem - Deterministic reactive state models. Create your own calculators/forms with AI

Dutch Property Context nl.tradebrite/dutch-property-context

Dutch property report by address: build year, energy label, neighbourhood, monument, schools.

Check a social post against a platform's real character limit: X, Bluesky, LinkedIn, Threads.

Wraps the fpp CLI as a single generic MCP tool for freelancer client payment-risk checks.

Self-hosted MCP server: video lipsync, face restore, and ffmpeg ops (trim, concat, transcode).

Tollmint com.tollmint/gateway

Per-call data for agents: graded behavioural science, dark-pattern detection, web fetch, geocode.

Linters check your code. Invigil checks whether your repo is legible — to newcomers and AI agents.

Deterministic conduct verdicts for live tabletop sessions - CI for running a game.

postcodeproperty io.github.markhahnel/postcodeproperty

UK area & property intelligence for AI agents: reports, EPC, comparables, with source provenance.

CalvingWatch Public Knowledge com.calvingwatch/public-knowledge

Read-only CalvingWatch product, tester, camera, privacy and safety facts; no customer data.