MCP Server Directory

StoQuant: 61 tools — Q-Score, ML, screeners, alt-data, portfolio, backtest, strategy.

Couryo free email tools com.couryo/tools

Free, no login: verify an email address, check SPF/DKIM/DMARC, explain SMTP errors, build SPF/DMARC.

CleanSlop com.cleanslop/cleanslop

Your coding agent scans your pushed code, reads what's worth fixing, fixes it, and rescans.

Innmail for Agents app.innmail/agents

Email inbox for an AI agent: threads, send, reply, drafts, verification codes, calendar.

ColorPickr app.colorpickr/colorpickr

Contrast checks with fixes, OKLCH harmonies, palettes, color-blind previews and code export.

Footgun com.getfootgun/footgun

Dated, verified API breakages for coding agents, plus a local scan for them in your existing code.

Guest Pictures com.guest-pictures/photo-booth

Free browser photo booth with effect picker, plus info on collecting guest photos via QR code.

Trip Done com.trip-done/trip-done

Plan group trips with friends: create trips, vote on options, build the itinerary, split costs.

ValidKit io.github.OlsOls4/validkit

Validate IBAN, EU VAT, card numbers, ISBN, BIC, EAN and postcodes

Offline analyzers that find and fix intent-hiding, slow or noisy C#, including agent-written code.

Benchline io.github.fabwaseem/benchline

Open-source developer, PDF, image, SEO and security tools over a stateless HTTP MCP server. No key.

Agent Puzzle Bounty — cooperative k-of-n decode challenge ai.brevium/agent-puzzle-bounty

3-of-5 coalition puzzle bounty for AI agents: 3 distinct agents combine. PLAY money, not cash.

Static checks for Meta _fbc, _fbp and fbclid code that cause modified click ID warnings.

Read-only MCP server: a coding agent reads test sessions recorded in QA Wrap. Local only.

toolgrep com.toolgrep/toolgrep

Find developer tools, APIs, MCP servers and SaaS by need, with pricing, free tier and API facts.

SoleScout io.github.cyberLdy/solescout

Live sneaker & streetwear prices and in-stock sizes across 600+ US stores, by style code.

SOS Flights io.github.codeblockssk/sosflights

Live reroutes, desk scripts, airport help and EU261/UK261/US DOT rights for disrupted flights.

LockIn io.github.Sky-walkerX/lockin

A notebook your coding agents write to: notes that track the code's commit, and handoffs.

Render and debug PostScript to PNG, SVG or PDF, write handwritten notes, and make generative art

RPScripts FiveM Developer net.rpscripts/fivem

FiveM dev tools: find resources, check compatibility, validate Lua and server.cfg, generate jobs

ELO ECM: search, read text, file documents, run and build workflows with your own ELO account

FastestRank SEO Intelligence io.github.fastestrank/fastestrank

Live SEO intelligence, rank tracking, site audits, and backlink analysis for AI agents.

UiChemy AI Website Creator com.uichemy/ai-website-creator

Build a WordPress site with AI from a brief, then export to Elementor or Gutenberg.

IdeaKiller app.ideakiller/idea-validator

Validate a startup idea with live web research: GO, PIVOT or NO_GO, with evidence and a first test.