MCP Server Directory

4657 Model Context Protocol servers — searchable, rated, ready to install.

Railway MCP com.railway/mcp

Develop, manage, and debug Railway projects, services, and deployments from within agents.

remote cloud dev-tools Official Registry
calculators com.calcfleet/calculators

Tested financial & practical calculators as free, no-auth MCP tools for AI agents.

remote dev-tools security Official Registry
mcp-ts-core io.github.cyanheads/mcp-ts-core

Agent-native TypeScript framework for building MCP servers.

local git dev-tools Official Registry
UI Design to Code io.github.Kinglions/ui-design-to-code-mcp

Design-to-code artifact pipeline for UI screenshots, Figma node data, and visual review.

local browser git Official Registry
walnut com.walnutinvest/walnut

Connect your portfolio to Claude, ChatGPT, or Codex to analyze it and make smarter investments.

remote ai-llm communication Official Registry
mcp dev.agentsim/mcp

Control plane for agent auth walls. Connector 0 handles SMS OTP with US test numbers.

remote communication dev-tools Official Registry
Flarelink io.github.flarelink-dev/mcp

Build on the Flarelink stack — Cloudflare auth, D1, and R2 — from your AI coding tools.

☆ 1 ↓ 63/wk local git cloud Official Registry
Prefect MCP Server io.github.PrefectHQ/prefect-mcp-server

MCP server for Prefect. Monitor and debug workflows, deployments, and automations.

↓ 1.4k/wk local git cloud Official Registry
attest-mcp io.github.SPAZIO-GENESI/attest-mcp

Free proof-of-existence attestation for digital files, MCP tools for the imgauth service.

local git dev-tools Official Registry
attest-mcp-remote io.github.SPAZIO-GENESI/attest-mcp-remote

Zero-install remote MCP server for proof-of-existence file attestation.

remote git dev-tools Official Registry
Droste io.github.lorismascio17/droste-memory

Local code-memory graph for AI coding agents.

local git dev-tools Official Registry
CodeInspectus io.github.Synvoya/codeinspectus

Local-first MCP security scanner and CLI for AI-generated applications.

☆ 47 ↓ 512/wk local git dev-tools Official Registry
allure-testops-mcp io.github.mshegolev/allure-testops-mcp

Allure TestOps MCP — projects, launches, test cases, test results via REST API.

local git dev-tools Official Registry
VibeKit io.github.VibeKit-Bot/vibekit-mcp

Build, deploy, and operate hosted web apps on VibeKit (vibekit.bot) from any MCP client.

remote git cloud Official Registry
AIR SDK io.github.ArcedeDev/air-sdk

Collective intelligence for browser automation agents. Site capabilities, selectors, and extraction.

local browser git Official Registry
build123d MCP io.github.pzfreo/build123d-mcp

AI-driven 3D CAD via build123d: execute, render, measure, and export geometry interactively.

local git dev-tools Official Registry
Arduino MCP Server io.github.akshatnerella/arduino-mcp-server

Arduino MCP server for CLI setup, board detection, compile/upload, serial monitoring, and pin refs.

☆ 3 ↓ 129/wk local git dev-tools Official Registry
Brandsystem MCP — Brand Guidelines for AI io.github.Brandcode-Studio/brandsystem-mcp

Use existing brand guidelines with AI. Turn websites, PDFs, and Figma into a .brand runtime.

local git dev-tools Official Registry
globalping com.mcparmory/globalping

Run network tests (ping, traceroute, DNS) from probes worldwide

↓ 149/wk local dev-tools Official Registry
Tidewave Rails io.github.tidewave-ai/tidewave-rails

Runtime-level MCP server for Rails development: run code, read logs, query the DB, read docs.

git dev-tools Official Registry
buildkite-mcp-server io.github.buildkite/buildkite-mcp-server

MCP server exposing Buildkite API data (pipelines, builds, jobs, tests) to AI tooling and editors.

local git dev-tools Official Registry
AllRatesToday io.github.cahthuranag/mcp-server

Real-time & historical exchange rates for 160+ currencies. No API key needed to start.

☆ 4 ↓ 501/wk local git dev-tools Official Registry
linear-bootstrap io.github.toolwright-adk/linear-bootstrap

Bootstrap Linear projects from natural language — milestones, epics, issues, and dependencies.

local git dev-tools Official Registry
Async Parallel Antigravity for Codex & Claude Code io.github.varadfromeast/codex-agy-bridge

Run parallel, resumable, human-operable Antigravity CLI sessions from any MCP agent harness

local git ai-llm Official Registry
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