MCP Server Directory

FlowSentry io.github.vasilicasijarvis/flowsentry

Security scanner for n8n workflows + live MCP Trust-Check. 18 rules, OWASP mapped. Paid x402 API.

Car Repair Cost Estimator com.carrepaircostestimator/cost-estimator

Car repair cost estimates by make, model and repair type. 31 cost guides, VIN decode. Free.

MCP server for SalesBuildr — quoting and sales workflows for MSPs.

Evidence-bound REW measurement, analysis, conservative EQ, DSP, and listening-test tools.

US import duty research: HTS codes, Chapter 99 duties, MPF/HMF fees, landed cost. USITC data.

Overskill com.overskill/mcp

Build and publish Overskill apps from Cursor, Claude, ChatGPT, or any MCP client.

DevGlobe io.github.sajeetharan/devglobe

The open-source talent graph for humans and AI agents. Find developers.

Pin visual feedback on any live web page and send it to Claude Code, Cursor or your AI agent.

Space Weather (Kp Index, Solar Flares) — buy per-query in-session (spaceweather) com.a2awire/data-space-weather-kp-index-solar-flare

Space weather: Kp index, solar flare flux, alerts. $0.01/query, free testnet funds.

Sato Hub: Build Onchain & Crypto Agents ai.satohub/onchain-agents

Build any crypto agent: stack picks, x402 and ERC-8004 lookups, wallet-key checks, unsigned swaps.

codev io.github.flxbl-io/codev

Connect AI agents to codev for Salesforce projects, builds, releases, validations, and insights.

devtools-mcp cn.pianam.mcp/devtools-mcp

Developer toolkit: UUID, timestamp, unit conversion, JSON tools, and QR code (SVG). Free.

Exploit-DB New Exploits & Proof-of-Concepts — buy per-query in-session (exploitdb) com.a2awire/data-exploit-db-exploit-database-proof-of-concept

Exploit-DB: new public exploits & PoCs, daily. Register in-session — free testnet funds.

Microsoft Windows Security Updates (MSRC CVRF) — buy per-query in-session (msrcwatch) com.a2awire/data-windows-security-update-microsoft-cvrf

MSRC Windows updates: CVE rollups, Patch Tuesday. Register in-session — free testnet funds.

Look up on-chain Attribution reputation scores for wallets and AI agents on Base.

Signed delivery claims for x402 capacity trades: GPU-hours, storage, API credits, bandwidth.

HVAC Builder app.hvacbuilder/hvac-builder

Design, solve and simulate HVAC systems from real components, weather years and buildings.

M2M Sentinel io.github.M2M-Sentinel/m2m-sentinel-sdk

Base bytecode capability observations, proxy resolution, gas, DEX, and transfer telemetry.

Coding Guides io.github.delian/codeguide-mcp

Coding guidelines and best-practice guides for 130+ languages, frameworks, and tools.

AIS Gateway — the campus front desk for AIS MCP buildings ai.aislabs/gateway

Front desk for the AIS MCP campus: lists our buildings (CVE, Flight Recorder), prices, how to pay

roastify-mcp io.github.lonniev/roastify-mcp

Roastify Developer API MCP Service — Tollbooth DPYC monetization

GS1 element strings, DataMatrix, eight keys, ITF-14 print specs and price-embedded in-store codes.

Local MCP server for Obsidian Desktop via the official Obsidian CLI.

Multi-LLM dev harness, MCP-operable: bugs, cycles, gates. Verdicts are exit codes, never opinions.