MCP Server Directory

Find the cheapest AI model that passes your tests: audit repo models, build evals, routing, sizing

BugMojo io.github.viveksinra/bugmojo

Bug tracking for AI agents: session replay, console/network logs, repro packs, test plans, evidence.

Research Methods Library io.github.mikenguyen13/research-methods-mcp

Research methods for AI assistants: study design guidance, R and Python code, and citations

QuantGPT co.quantgpt/mcp

The data and trading platform for AI: decades of US market data, backtests in seconds.

CloneKit ai.clonekit/clonekit

Expert know-how (kits) any AI can read or run, always the latest version.

MyLeadTech HVAC app.myleadtech/mcp

HVAC MCP server — fault codes, model lookup and answers cited to the OEM manual page.

Japan Business Data io.github.matanemaboroshi/japan-business-data

Normalize and romanize Japanese addresses, look up postal codes, count Japanese business days.

QRKit io.github.OlsOls4/qrkit

Generate QR codes (URL, WiFi, vCard) and barcodes as PNG/SVG

Encrypted, local memory for Claude, Codex/ChatGPT and Copilot. Needs the free Vitkilabs Anvil app.

Reevol Source: supplier search com.reevol.source/supplier-search

Search and compare 200,000+ global suppliers by brief, name, HS code or country. Free, no key.

Zovo Address Geocoder io.github.theluckystrike/census-geocode

US address lists to geography

Inspect, render, test and export the parts and assemblies of PartCAD hardware packages

Retrieve CVEs and index them inside your codebase. One SQLite+FTS5 index, one CLI, one MCP server.

Picodev Lab io.github.PICODEV-SAS/picodev-lab

Arduino benches simulated in the browser: sessions, sketch push, simulation, tests, challenges.

G62 Patent Search ai.g62/patent-search

Public patent search with ranked candidates, source links and coverage context. Developer beta.

blogsuche com.trusted-blogs/blogsuche

Find vetted blogs for sponsored posts and link building, with topics and SEO metrics. Read-only.

VIN Decoder + Safety Recalls (NHTSA) io.github.pcp183/vin-decode

Decode a VIN and list NHTSA recalls for that model (US data). $0.003/call via x402.

Query the Stripe API (test-mode key; set STRIPE_SECRET_KEY, Basic): charges, customers, balance.

Trust Does Not Transfer - Change-of-Control Re-Attestation com.textforagents/change-of-control-re-attestation

Control-change detection, scope freeze, re-attestation ladder. Query $0.01, watch $4.99/mo.

Helfer & Profi io.github.helferundprofi/helfer-und-profi

Free German neighborhood marketplace: search local help requests and providers by postal code.

Lunafic ai.lunafic/lunafic

Build your Lunafic roleplay worlds and their wiki by talking, and read back the stories you played.

MapsData ai.mapsdata/mapsdata

Build lead lists from Google Maps: businesses with emails, phones and websites, US/CA/UK/AU.

Skill Me dev.skillme/skillme

Agent skills for Claude, Codex and Cursor: find, install and load skills from one connector.

Record how any CLI behaves and check that a rewrite behaves the same (golden tests).