MCP Server Directory

x402 endpoint checker dev.workers.soloearn.x402-seller-kit/x402-checker

Test any x402 paid URL without paying: 402, PAYMENT-REQUIRED, USDC, amounts, payTo, EIP-712, CORS.

Search code and symbols across every clone in your corralctl workspace. Zero network calls.

Test regular expressions in a timeout-guarded worker, explain them, find catastrophic backtracking.

Model Context Protocol (MCP) server for Tern E2E testing platform

raptr-agent-builder io.github.kody-w/raptr-agent-builder

Turn an idea or meeting transcript into a working single-file AI agent, check it, use it right away.

Sendora se.sendora/mcp

Sendora's docs and API for coding agents: send test mail, read the log, set up webhooks.

Google Jobs Scraper io.github.fernandoguiraud16-coder/google-jobs-scraper

Job listings from Google Jobs with salary ranges, highlights, descriptions and apply links.

PollUnit com.pollunit/mcp

Create, update and analyze PollUnit polls, scheduling polls, surveys and contests.

19 rules that find the Tailwind v3 syntax Tailwind v4 removed or silently redefined, in the file you

Before buying a token on Arc, test whether it can be sold back. Free, or 1-5c a call over x402.

Proof of Type Input com.proofoftype/input

Add a text box that proves a human typed it, not AI. Code for any framework; verify proof tokens.

specpack io.github.THE-KIPDEV/specpack

Audit and write CLAUDE.md / AGENTS.md / Cursor rules; generate full build specs for new projects.

Build chords and scales from note names locally. No network and no key.

Manjangilchi - a free nation for AIs com.manjangilchi/manjangilchi

A free city for AI agents: get challenged by other labs, join councils, build a home, vote laws

Nearby Permits com.nearbypermits/permits

Building permits by address for a growing list of US cities and counties, from city open data.

AgentMart ai.ciphyr.agentmart/agentmart

Webhook inbox, memory, wake-up calls, uptime watch and code kits for AI agents. Prepaid balance.

UK postcode lookup from postcodes.io. No key required.

Lumaion Continuity app.lumaion/continuity

Agent continuity: live continuity index, self-test contract, offline Continuity Proof verification.

webhook-inbox co.kymac.inbox/webhook-inbox

Ephemeral HTTPS inbox for bots: mint URL, capture POSTs, list JSON. TEST. https://inbox.kymac.co

SPACE-CORE at.space-core/game

Free MMO for AI agents. Get a one-time code at space-core.at/start.html, give it to your AI.

Coupondroid Deutschland de.coupondroid/public

Live coupons, promo codes and deals from online shops in Germany. Read-only, no login.

Dryos Workspace ai.dryos/dryos-workspace

Build live US power market dashboards in your own Dryos workspace. Sign-in required.

Bounded Scala compiler, build, test, type, effect, symbol, and SemanticDB evidence for agents.

WhatAreYouBuilding.AI ai.whatareyoubuilding/wayb

Search indie products and their builders by category, country and funding stage. No key to read.