A11y Scorer MCP server
online · 100% uptimeCloudflare Workers MCP server: a11y-scorer
0 stars
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If you have run it, two minutes of your experience saves the next person an afternoon.
A11y Scorer tools (4)
write = sends, deletes, buys or postsa11y_audit_htmlFreeAudit raw HTML for WCAG 2.1 AA issues.
a11y_audit_urlFreeFetch a URL and return a WCAG 2.1 AA heuristic audit.
a11y_contrastFreeEvaluate WCAG color contrast for a foreground/background pair.
a11y_headingsFreeExtract heading outline from HTML.
Public scan report
scanner v0.1.9 · 2026-09-27 · same rubric, same numbers if you re-run it
- –Code scanremote-only server, no package to scann/a
- Live reliabilityremote reachable in 121ms20/20
- Tool poisoning4 tool descriptions checked15/15
- Auth qualityopen endpoint, read-only tools10/15
- Maintenancelast push 134 days ago8/15
- Maintainer identityregistry namespace matches repository owner6/10
How A11y Scorer compares
Against every graded Developer tools MCP server, from our own scans and uptime checks. Updated after each scan run.
- Safety score
- 79/100
- higher than 53% of 1,119 Developer tools servers
- Tools
- 4
- the typical Developer tools server has 7
- Tools that change things
- 0%
- typical: 5%. Fewer write tools means less an agent can break
- Uptime
- 100%
- of our recent checks; the typical remote Developer tools server answers 100%
- Response time
- 112 ms
- faster than 73% of 443 Developer tools servers
What its tools let an agent do: 4 read
Install A11y Scorer in Claude Code, Cursor or VS Code
claude mcp add --transport http a11y-scorer https://api.lazy-mac.com/a11y-scorer/mcp
What the publisher says
From the A11y Scorer repository's README, as published. We do not edit it. Read it on GitHub
a11y-scorer-api
Cloudflare Workers MCP server: a11y-scorer. REST + MCP (JSON-RPC 2.0). Live: api.lazy-mac.com/a11y-scorer
Nothing above is checked by us. What we check is on the safety report.
A11y Scorer: common questions
- Is A11y Scorer MCP server safe?
- Mostly: it is graded B (79/100). Read the A11y Scorer safety report
- How do I install A11y Scorer?
- It runs remotely at api.lazy-mac.com. Add it to Claude Code, Cursor, VS Code or Claude Desktop with the snippets above, or call it through the mcp.market gateway without installing anything.
- Does A11y Scorer need an API key?
- Not as far as the registry entry and our scan can tell: no credentials are declared or required.
- Is A11y Scorer maintained?
- The last commit was 171 days ago (2026-05-17). The latest release is v1.0.0.
- Is A11y Scorer up?
- 100% of our last 28 checks got an answer. We check remote servers about four times a day.
- What can I use instead of A11y Scorer?
- Servers from other publishers that do the same job: Scrapling MCP Server, Porkbun (official) MCP server and MCP server.
- How does A11y Scorer compare with other Developer tools MCP servers?
- safety score 79/100 (higher than 53% of 1,119 Developer tools servers); tools 4 (the typical Developer tools server has 7); tools that change things 0% (typical: 5%. Fewer write tools means less an agent can break). Full comparison.
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