MCP Server Directory

3881 Model Context Protocol servers — searchable, rated, ready to install.

calculators com.calcfleet/calculators

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

remote dev-tools security Official Registry
reference-data-mcp-server io.github.cyanheads/reference-data-mcp-server

Countries, timezones, elements, constants, HTTP status codes, unit conversion, and MIME type lookup.

remote local search git 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
clianythingharness-mcp com.clauxel.clianythingharness/clianythingharness-mcp

A paid remote MCP for CLI tool MCP, built to return verdicts, receipts, usage logs, and audit-ready

remote dev-tools Official Registry
mcp-observatory io.github.KryptosAI/mcp-observatory

MCP security scanner. CI-native testing, attack simulation, health scoring, and SARIF.

local git dev-tools Official Registry
mcp-microsoft-todo io.github.MAG-Cie/mcp-microsoft-todo

MCP server for Microsoft To Do via Microsoft Graph. MSAL device code flow, no client secret needed.

local git dev-tools Official Registry
OpenSCAD io.github.fboldo/openscad-mcp-server

Render STL and PNG from OpenSCAD code.

local git 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.

local git cloud Official Registry
Roslyn CodeLens io.github.MarcelRoozekrans/roslyn-codelens

Roslyn MCP server: semantic .NET/C# intelligence - analysis, refactoring, tests, IL inspection.

local git dev-tools Official Registry
Repowise (Hosted) dev.repowise/repowise-hosted

Hosted codebase intelligence for repos indexed on repowise.dev — no local indexing needed.

remote git dev-tools Official Registry
CodeStringers MCP Server com.codestringers/mcp

Search CodeStringers' Zoho & custom-software content and business details, live.

remote search dev-tools Official Registry
Forge Engine app.forgeengine/forge

Design spec + milestones AI coding agents read before building; drift flagged, changes reviewed.

remote dev-tools Official Registry
tenzro-ethereum xyz.tenzro/tenzro-ethereum

Ethereum tools over MCP: Chainlink feeds, ENS, ERC-8004 agents, EAS attestations, transactions.

remote dev-tools finance Official Registry
finlab-ai io.github.koreal6803/finlab-ai

Quantitative trading toolkit with 900+ data columns, backtesting, and 60+ strategy examples.

remote git dev-tools Official Registry
smartguard-mcp io.github.kota1026/smartguard-mcp

SmartGuard MCP Server - AI-powered smart contract security audit tools for Claude Code, Cursor,...

local git ai-llm 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
interactive-leetcode-mcp io.github.SPerekrestova/interactive-leetcode-mcp

Interactive LeetCode MCP server with authorization and solution submission capabilities

local git dev-tools Official Registry
XRay-Vision com.emtailabs/xray-vision

AI-powered codebase analysis — call graphs, security, dead code, complexity. 150+ tools.

remote dev-tools security Official Registry
panini-connector-mcp io.github.AdithyaVardan1/panini-connector-mcp

Install + verify the panini-connector SDK on self-hosted sites, driven by AI agents.

local git dev-tools Official Registry
openapi-navigator io.github.mgaruccio/openapi-navigator

Navigate and query OpenAPI specs with fuzzy search, pagination, and API testing

local search git Official Registry
Vanta io.github.mindstone/mcp-server-vanta

Vanta compliance MCP server: vulnerabilities, tests, controls, evidence, people, vendors, docs

local git dev-tools Official Registry
ai-cli-mcp io.github.mkXultra/ai-cli-mcp

Run Claude, Codex, Gemini, Forge, and OpenCode CLIs through MCP with background jobs

local git ai-llm 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
operant-mcp io.github.operantlabs/operant-mcp

Security testing MCP server for penetration testing, forensics, and vulnerability assessment

local git dev-tools Official Registry
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