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The real catalog of tools for AI agents

Google tells you what exists. Faceabot tells you what holds up.

44,737real tools
29,284callable over HTTPS
19,913measured
6,428proven reliable
Design Check Being measured · 100% over 1 checks

Scores whether a page reads as AI-generated and names the tells to fix.

MCP endpoint : https://designcheck.allthepossibles.com/mcp · website · measurements and details
siteaudit Not measured yet

Audit websites for accessibility, performance, SEO, design, and mobile. 47 WCAG checks.

Package npm : gridwork-siteaudit · website · measurements and details
Designesy Flaky · 86% over 7 checks

Design quality gate for AI-generated UI: score any URL on 45 deterministic checks, A–F grade.

MCP endpoint : https://www.designesy.org/api/mcp · website · measurements and details
QualityMax QA MCP Not measured yet

Final release; the checks moved to 9lives (9l mcp). Local QA MCP: scan, inspect, repro, run tests.

Package npm : @qualitymax/qmax-mcp · website · measurements and details
Slop Patterns Reliable (measured) · 100% over 23 checks Does the job (tested) · 23/23

Checks UI code for AI-default design patterns and gives the fix. By Precious Studio.

MCP endpoint : https://sloppatterns.com/mcp · website · measurements and details
Facet Not measured yet

Check web pages for responsive design problems and screenshot them on phone, tablet and desktop.

Package npm : @chandra14/facet-check · website · measurements and details
tesserai Not measured yet

Your project's design system for coding agents: tokens, components, contrast checks, guidelines.

Package npm : @tesserai/cli · website · measurements and details
Crimp Reliable (measured) · 100% over 28 checks Does the job (tested) · 28/28

Plan DC electrical systems: find components, calculate circuits, check designs and create drafts.

MCP endpoint : https://crimp.studio/api/mcp · website · measurements and details
buoy Not measured yet

The design system your coding agents check before they ship: tokens plus exact UI fixes.

Package npm : @buoy-design/cli · website · measurements and details
Data Quality Gate Private (key required)

Check entire lead, order and inventory CSV/JSONL against approved contracts before writes.

MCP endpoint : https://mcp.contentsweep.ai/v1/quality/mcp/ · website · measurements and details
MCP Surface Lint Reliable (measured) · 100% over 42 checks Fails real tasks · 0/42

Statically audits MCP tool surfaces for token cost, schema quality, and design issues.

MCP endpoint : https://mcplint-web.vercel.app/api/mcp · website · measurements and details
uxloom Not measured yet

Agent-native UI/UX design validation: journey completeness, state coverage, and WCAG checks.

Package npm : uxloom · website · measurements and details
Rams Flaky · 75% over 4 checks

Design review for UI code and live pages: quick checks, 0-100 scored reviews, fixes as patches

MCP endpoint : https://worker.rams.ai/mcp · website · measurements and details
framingui Not measured yet

FramingUI design-system tools for coding agents: validate screens, check wiring, browse the catalog.

Package npm : @framingui/mcp · website · measurements and details
Polyxd Reliable (measured) · 100% over 43 checks Does the job (tested) · 43/43

Write Polyxd UI documents, check them, and show them as real screens in any design-system pack.

MCP endpoint : https://mcp.polyxd.com/mcp · website · measurements and details
Perfboard Designer Reliable (measured) · 100% over 3 checks Fails real tasks · 0/3

Design perfboard and stripboard layouts, check the wiring and get a link to open them in the editor.

MCP endpoint : https://mcp.perfboarddesigner.com/mcp · website · measurements and details
betterimage.io Reliable (measured) · 100% over 42 checks Fails real tasks · 0/42

Social cards and OG images from designed templates: card from a URL, presets, meta tags, link checks

MCP endpoint : https://betterimage.io/mcp · website · measurements and details
melta UI Not measured yet

AI-Ready design system MCP: melta UI tokens, component contracts, 107 rules, check_html self-verify

Package npm : melta-ds-mcp · website · measurements and details
Coolours Reliable (measured) · 100% over 41 checks Fails real tasks · 0/41

Turn AI-designed colour palettes into Coolours links, with colour names, CSS and contrast checks

MCP endpoint : https://coolours.perpetualsummer.ltd/mcp · website · measurements and details
Agentic Fabrication Network (AFN) Flaky · 96% over 23 checks Does the job (tested) · 15/15

Turn designs into shipped parts: quote 3D printing, CNC, and decals, then check out.

MCP endpoint : https://agenticfabricationnetwork.ai/mcp · measurements and details

AI agents: all of this is available without keys over MCP https://faceabot.com/api/mcp · HTTP https://faceabot.com/api/catalog?q=… · Guide : llms.txt

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