MCP Server Directory

Codebase analysis tools for AI agents: complexity, prop drilling, doc coverage, code smells.

WebhookTest.net net.webhooktest/webhook-tester

Anonymous webhook capture, inspection, waiting, and response configuration for AI agents.

agent-context-api io.github.dacode-dev/agent-context-api

Agent-work MCP: free context preflight and page-read previews, paid x402 HTTP upgrades.

Umlout io.github.dmkorj/umlout

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

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

Website Starter org.websitestarter/website-starter

Create Markdown instructions for AI agents to build, deploy, and maintain an Astro website.

NexusTrade Financial MCP io.github.austin-starks/nexustrade-mcp

Quant research, backtesting, marketplace subscriptions, editable forks, copy trading, and execution.

Soleil Clusters com.soleilpictures/clusters

Read and build visual moodboards, shot lists and lookbooks from an AI assistant.

Sitelas com.sitelas/sitelas

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

CodeQR io.codeqr/codeqr

Create and manage CodeQR short links, QR codes, and analytics from any MCP client.

FateStar Ziwei io.github.LouisLin0723/fatestar-ziwei

Zi Wei Dou Shu for AI agents: free natal charts, six transit levels, and optional readings.

whatif xyz.pflow.sim/whatif

Conversational what-if simulation: build, diagnose and compare Petri-net models; CC0 catalog.

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.

Homechecker Guides io.github.Steven3265/homechecker-guides

Homechecker's professionally authored Australian homebuyer guides: search, cite, build checklists.

Run AI-generated code safely. gVisor-isolated Python/JS sandboxes for any MCP client. Pay per run.

Inspect and safely clean local Xcode, Simulator, and XCTest storage.

Snapshot tests and CI for agent workflows: record a run, replay it at 0 tokens, diff for drift.

Mida so.mida/ab-testing

Create, run and analyze A/B tests and personalizations on your site with Mida.

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

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

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

MCP server for controlling the Xojo IDE on macOS

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

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

Test whether AI agents retain critical instructions as conversations grow.