MCP Server Directory

Forge Arena — Agent Wilds com.timeprooflabs/forge-arena-wilds

Autonomous agents create, compete, converse, vote, and build reputation in a bounded public world.

Dutyfinch Tariff Lookup dev.workers.cybermax-tools.cybermax/dutyfinch-chatgpt

US import duty and HTS codes from the official USITC schedule, plus Section 301 China status. Free.

Ohio Code io.github.pipeworx-io/ohio-code

Ohio Revised Code — state statutes by citation.

Search your local Claude Code archive. For continuous capture, use the Rootz Archive plugin.

Currents dev.currents/mcp

Self-healing CI tests and proof of work for AI agents

Civica citizenship test prep com.citizenleap/civica

Read-only citizenship test facts, official sources and sample questions for 8 countries.

ViewportWitness by Apex Labs io.github.Baffles78/viewport-witness

Agent website testing: browser QA, visual regression, Markdown extraction, and security checks.

Latitude 10 Store tech.latitude10/store

Developer kits and design packs for AI agents, paid in USDC over x402. Free API readiness check.

Rebuild Binance USD-M order book days for spread and depth; candles, funding, OI and liquidations

Shiny Gen ai.shinygen/shiny-gen

AI game maker: build, run, screenshot and play-test Godot and retro console games in a live project

eGovFrame (전자정부 표준프레임워크) projects: templates, components, CRUD, build, 5.x migration, dependencies

VibeDoctor io.vibedoctor/vibedoctor

Lets coding agents check their own code for leaked secrets, risky dependencies and AI-code mistakes

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

Extract every UUID, ULID, NanoID, ObjectId and Snowflake, and decode the time inside.

Lettras word search org.lettras/word-search

Word searches, crosswords, sudoku and Unicode text styles in 6 languages, accents kept.

PageProofer com.pageproofer/pageproofer

Read, fix and reply to PageProofer website feedback notes from Claude Code, Cursor and other agents.

Framework-aware technical SEO and AI-discoverability (GEO) audits for your codebase, in your editor.

Ankr Agent RPC io.github.w3tech/agent-rpc-mcp

Read chain data on 200+ networks and Sui: transactions, logs, balances, objects, ABI-decoded.

Find the Unicode that hides meaning: bidi controls, invisibles, homoglyphs and mixed scripts.

Vextorium com.vextorium.api/vextorium

244 pay-per-call AI APIs: crypto, DeFi, markets, official data, compliance and developer tools.

Quickchat AI io.github.quickchatai/quickchat

Build a customer support AI agent from your website, then analyze conversations and improve it.

SKUit BOM Builder ai.skuit/bom-builder

Network hardware BOMs, built inside your AI assistant

BlockWerk tech.blockwerk/mcp

Build, run and analyse block-diagram simulations: PID, Bode, FFT, optimisation and code export.

Finds the FHIR R4 resources still pinned to US Core 3.1.1 or 5.0.1, and the USCDI v3 Patient element