MCP Server Directory

Human Test Desk site.chatgpt.newvideocreator.human-test-desk/human-test-desk

Free human usability tests for agent-built websites. Submit tasks; get written findings as JSON.

Xzar si.xzar/xzar

Crash-test your AI agent on real professional decisions, graded against what actually happened.

Record how any CLI behaves and check that a rewrite behaves the same (golden tests).

attest — verification for AI agent artifacts io.github.mrpkk/attest

Verify an AI agent artifact: schema, emptiness, provenance and mandate authority, Ed25519-signed.

G62 Patent Search ai.g62/patent-search

Public patent search with ranked candidates, source links and coverage context. Developer beta.

AI-editable diagrams as code: draw from YAML, propose diffs a human applies, export SVG/Mermaid.

LotsLink link.lots/lotslink

Free, unlimited short links, QR codes and click analytics your AI agent can create and track.

School Timetable Builder io.github.wilbek-source/timetable-builder

Build a full weekly timetable for a primary school (classes, teachers, rooms) via chat.

MapsData ai.mapsdata/mapsdata

Build lead lists from Google Maps: businesses with emails, phones and websites, US/CA/UK/AU.

send0 io.github.send0-dev/send0

Email inboxes for AI agents: create an address, wait for codes and links, send and reply in threads.

Read-only tools for AI agents: who can change a smart contract, how fast. Signed data, testnet.

MyLeadTech HVAC app.myleadtech/mcp

HVAC MCP server — fault codes, model lookup and answers cited to the OEM manual page.

clear-line-ops io.github.mfarrell628/clear-line-ops

150+ hosted tools: describe-to-build CAD, scan-to-CAD, architecture studio, web research, media.

India API io.github.dharunashokkumar/india-api

Free Indian data and AI: pincode, IFSC, GSTIN, holidays, GST invoice, OCR, translation. No key.

coso-mcp com.ascent-partners/coso-mcp

Open COSO internal-control review MCP: scope, risk, controls, sampling, testing, workpapers.

Lets an AI agent edit vertical 9:16 video ads from your footage, a reference ad or an idea.

CI Treasure Hunt com.citreasurehunt/directory

Contact Improvisation events, teachers, venues and communities worldwide. Read-only.

BlinkInbox club.blinkinbox/mcp

Disposable email inboxes for AI agents: create an address, wait for mail, read OTP codes and links.

Self-hosted MCP task inbox shared by Claude Code, Codex, Gemini CLI and local LLMs.

PageDuel io.github.nichovski/pageduel

Web analytics, A/B test results and revenue attribution for your sites.

Query the Google Fonts Developer API: font list, search, family details.

Helfer & Profi io.github.helferundprofi/helfer-und-profi

Free German neighborhood marketplace: search local help requests and providers by postal code.

canonicalhash io.github.Mlartab2/canonicalhash

Deterministic JSON hashing and EIP-712 attestations for AI agents via x402.

HorizonX — Premium UI Library io.github.Mdx2025/horizonx

Animated UI components, shaders, templates and UI kits from HorizonX, exported into your code