MCP Server Directory

spreadsheet-builder io.github.theluckystrike/spreadsheet-builder

Open, inspect, filter, edit and convert xlsx and csv files from your AI chat. Processing is local.

Synaptic Code Intelligence io.github.ColinVaughn/synaptic

Code intelligence for repository graphs, change impact, test selection, and engineering memory.

LifeStep Workbook, Email, QR and DNS Tools io.lifestep/dns

Inspect XLSX/XLSM workbooks, validate email, generate SVG QR codes, and look up domain DNS and TLS.

Craftery Developer Tools dev.craftery/tools

Developer utilities: color conversion, WCAG contrast, timestamps, UUIDs, and hashing.

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

SEFAZ MG: Protesto Inscrito em Dívida Ativa io.github.mcp-dir/sefaz_mg_protesto-mcp

SEFAZ MG: Protesto Inscrito em Dívida Ativa, official-source lookup. Platform-hosted, pay per query

Finds retired API versions and removed sfdx force:* commands in your DX repo before a deploy or a CI

Delvorn io.github.MrAnderson323/delvorn

GET https://delvorn.site/api/x402/test-asset $0.05 Base. First independent=Certified+$0.05 back.

TestGraph io.github.BBCBasic/testgraph

Shared semantic graph for AI reviews, classification and structured memory across AI assistants.

Attestwire com.attestwire/en16931

EN 16931: validate invoice data, UBL/CII or PDF; emit XRechnung/Peppol XML, never a PDF.

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.

Word tools for AI agents: read/write, decompile to F#/C#/XML/JSON, or build from XML/JSON.

Code graph MCP: 81 languages, 91 frameworks, 72.7% fewer PR-review tokens, comprehension at parity

Cross-repository semantic code intelligence for AI coding agents, from a local code graph.

x402 HTTP 402 + MCP paywall: charge USDC per agent call. Self-host via npx or Docker.

mailsocket app.mailsocket/mailsocket-mcp

Test inboxes for AI agents testing your app: block until the OTP or magic link arrives.

Depot MCP by usefulapi io.usefulapi/depot

Inspect Depot builds, CI runs, job logs and Actions runners; retry or cancel CI runs.

Scans Cursor/Claude/Windsurf/VS Code MCP configs for unpinned versions, secrets, typosquats

GlockApps — Inbox Placement Testing com.glockapps/mcp

Inbox placement tests across Gmail, Outlook, Yahoo and 30+ providers.

ChargerDojo com.chargerdojo/ocpi

OCPI versions, what changed between them, and which modules and journeys ChargerDojo tests.

HVAC Builder app.hvacbuilder/hvac-builder

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

Korean fire safety law, statutes, NFPC/NFTC codes, hazmat, and fire/EMS statistics.

Loc8ID com.loc8id/mcp

Turn a GPS coordinate into a shareable short link and QR code, as your own signed-in account.

Toolbox for AI agent skills: scaffold, lint, pack, install, and serve SKILL.md skills