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MCP - WCAG 2.1 color contrast checker - contrast ratios, compliance and accessible color suggestions
Package npm :contrast-checker-mcp · website · measurements and detailsColor convert, palette, contrast checker for AI agents
Package npm :@rog0x/mcp-color-tools · website · measurements and detailsContrast ratio for two hex colors
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/contrast-ok/mcp · website · measurements and detailsContrast ratio vs 4.5 for one hex on white
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/hex-contrast-aa/mcp · website · measurements and detailsWCAG AA contrast for two hex colors
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/wcag-aa-ok/mcp · website · measurements and detailsWCAG AAA contrast for two hex colors
MCP endpoint :https://agent-observatory-sensor.nolimit-observatory.workers.dev/s/wcag-aaa-ok/mcp · website · measurements and detailsPremium agentic endpoint for domain-authority-checker-mcp.
MCP endpoint :https://api.m2mcent.com/domain-authority-checker-mcp/sse · measurements and detailsPremium agentic endpoint for drug-interaction-checker-mcp.
MCP endpoint :https://api.m2mcent.com/drug-interaction-checker-mcp/sse · measurements and detailsCheck wallet eligibility for active crypto airdrops — LayerZero, EigenLayer, Scroll. x402.
MCP endpoint :https://airdrop-checker.api.klymax402.com/mcp · website · measurements and detailsVerify claims with web evidence. Returns sources and verdict. x402 micropayment.
MCP endpoint :https://fact-checker.api.klymax402.com/mcp · website · measurements and detailsSSL certificate check — validity, expiry, issuer, chain, grade. x402 micropayment.
MCP endpoint :https://ssl-checker.api.klymax402.com/mcp · website · measurements and detailsCheck any domain for UCP support and resolve verified UCP storefronts. Read-only, keyless.
MCP endpoint :https://ucpchecker.com/mcp · website · measurements and detailsCompare two texts line-by-line — additions, deletions, unchanged. x402 micropayment.
MCP endpoint :https://diff-checker.api.klymax402.com/mcp · website · measurements and detailsBulk domain checking for AI chats: availability, aftermarket prices, archive.org history, buy links
MCP endpoint :https://mcp.namebrewery.com/mcp · website · measurements and detailsBounded footwear fit checks for a specific shoe, person, and intended use.
MCP endpoint :https://shoe-fit-checker.onrender.com/mcp · website · measurements and detailsScan URLs or HTML for WCAG 2.2 violations. 75-rule manifest, weighted score, shareable reports.
MCP endpoint :https://api.lazynext.com/mcp · website · measurements and detailsBulk backlink data: domain rank, referring domains, backlinks with anchors, spam score, dofollow.
MCP endpoint :https://mcp.apify.com/?tools=meridianlabs/backlink-checker · website · measurements and detailsExplains wallet approvals and signature requests in plain language: SAFE, CAUTION or RISK.
MCP endpoint :https://plaintext.fizzl.eu/mcp · website · measurements and detailsDrug-drug interaction checker for clinical LLMs using RxNorm and DailyMed.
MCP endpoint :https://drug-interaction-mcp.atlasword.workers.dev/mcp · website · measurements and detailsGrade any MLB, WNBA, PGA or ATP bet against thousands of play-by-play sims. No key, no signup.
MCP endpoint :https://negativeev.com/mcp · website · measurements and detailsAI 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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