MCP Server Directory

Manage Upstash databases and resources through the Upstash Developer API.

AI visibility checker: does AI recommend your brand? GEO/AEO, runs locally, BYO keys. CLI + MCP.

Japanese open-data MCP server: corporate-number validation, zengin bank codes, national holidays

MCP server for GroupDocs.Parser — extract text, images, metadata, tables, barcodes via AI.

Your AI builds live WebGPU game worlds on cartridge.cafe — guest door, no account needed.

simplepages ai.simplepages/simplepages

Build and edit landing pages and websites from your AI assistant, and pull how they are performing.

UpToCode io.github.DDYRich72/uptocode

Evidence-backed architecture-quality analysis for Python agent applications.

Umlout io.github.dmkorj/umlout

Build Umlout projects: objects with types and fields, relations, and boards that draw them.

spriteship com.spriteship/spriteship

Build a game's 2D art layer with your agent: characters, animations, tilesets, levels, 5 engines.

Build, simulate and calibrate JAX block-diagram models of hybrid dynamical systems.

micropay-test-suite app.netlify.micropay-test-suite/micropay-test-suite

Verify your agent's x402 payment flow for free on Base Sepolia testnet before real money moves.

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

constitution-lint dev.agentopskit/constitution-lint

Static linter for CLAUDE.md-style agent constitution files: 10 operational-guardrail checks.

Orivox AI Website Builder org.orivox/website-builder

Build, edit, host, and publish websites from AI assistants. Setup: https://mcp.orivox.org/

FabTally Decode io.github.zvmzaretsky/onchain-decode

Decode EVM bytes to JSON: event-log decoder, calldata explainer, selector lookup, ABI fetch.

F1-grade MCP certification. 52 tests, 9 tiers (49 scored + T9 Receipt validation). Ecosystem: #2759

AgentSEO dev.agentseo.www/agentseo-mcp

Live SEO workflow tools for Claude Code, Codex, and AI agents.

MCPFax Vehicle Diagnostics com.mcpscores/vehicle-fault-codes

A fault code, a VIN, or a recall — answered from public NHTSA and standards data.

Pay-per-call developer utilities and npm supply-chain security tools for coding agents, over x402.

NVIDIA CUDA Docs com.nvidia.ngc.nsight.copilot.api/cuda-docs

Search NVIDIA CUDA documentation and code samples from AI coding agents.

Sitelas com.sitelas/sitelas

Build a real website from a chat — then run it: read messages, check traffic, publish changes.

Generate OpenAPI 3.1 specs, endpoint docs, TypeScript SDKs, and test suites from code

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

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