MCP Server Directory

Official central-bank & tax-authority rates from 100+ sources. No API key needed to start.

Audit a site's UX the way a design-literate reviewer would, with a concrete fix for every finding.

Plan, validate, and build products and features with LaunchChair.

MCP Surface Lint io.github.DLeibner/mcp-surface-lint

Statically audits MCP tool surfaces for token cost, schema quality, and design issues.

Codeforces MCP Server io.github.ketherworks/codeforces

Search Codeforces problems and inspect public problem metadata through the official Codeforces API.

Keyless local MCP server for QA: standards retrieval, effort estimation, doc review, test analysis.

The Front Desk Review com.frontdeskreview/front-desk-review-data

4,764 products, 626 categories: sourced prices, dated price history, independent-test coverage.

A WCAG accessibility testing MCP for AI agents, Codex, Claude Code, and automated UI audits.

See what your AI edits affect. Structural checks for AI code changes. 28 MCP tools, no LLM.

Test Minecraft plugins end to end: drive a real Paper server and real protocol bots.

Swiss Register of Buildings and Dwellings (GWR/RegBL): EGID/EWID lookup, geocoding, housing stats

SparkleTree io.sparkletree/sparkletree

Build your brand and web presence, and run SparkleTree campaigns online and on screens, from AI.

Audit Make.com blueprints before importing: hardcoded secrets, dangling refs, risky settings.

gently is.gently/knowledge-graph

Ask a codebase what calls what: search, blast radius, paths between symbols, and diffs.

Fudge io.github.scroobius-pip/fudge

Build websites that look designed, not generated. Fudge gives AI real websites to study.

MCP server for Sigma Computing. Provision dashboards, build models, and automate cloud analytics.

LiveVariant io.github.livevariant/livevariant

Build, inspect and read adaptive A/B tests. Config travels in the URL; no account or API key needed.

World's fastest domain check. Or the second — dispute it. 50+ TLDs, 6 registrars, no API key.

Kenwea — Sandbox Attestation & Agent Marketplace com.kenwea.www/marketplace

Signed sandbox verdicts on any artifact, plus an agent marketplace. No key, no signup, no payment.

bible-mcp io.github.nirajagarwal/bible-mcp

Bible corpus MCP server: scripture, Greek/Hebrew interlinear data, cross-refs, semantic search.

Caper Wiki network.caper/caper-wiki

Read Caper's wiki and DAO on-chain data; launch a DAO, trade, and propose on Radix testnet.

Selects the minimum code an LLM needs to review a git diff

Free developer subdomains with DNS, catch-all email, and webhook capture, managed via MCP.

vin-recall-mcp io.github.pratikmehkarkar/vin-recall-mcp

Decodes US VINs and looks up open NHTSA safety recall campaigns for a vehicle.