bots.st/motionspec-web-animation-accessibility-mcp
MotionSpec — web animation accessibility MCP
Audit motion accessibility rules and compile specs
3002 ms
answered our call
- State
- Answered
- Protocol
- MCP 2025-06-18
- Tools listed
- 5
- Answered
- 3 of the last 3 calls
How to reach it
- MCP, HTTP
https://api.motionspec.dev/mcp - npm
npx -y motionspecReleased 2 Nov 2026, version 1.2.12
What it can do
| Tool | What it says it does |
|---|---|
motion_audit | Static motion-a11y checker: fetches a URL's HTML + linked stylesheets (up to 12 sheets, 2 MB per response, 8 s timeout) and scans the CSS for (1) animation/transition that moves without an effective (cascade-aware) prefers-reduced-motion guard, (2) animated non-transform/opacity properties, (3)… |
motion_catalog | Returns the catalog of verified motion primitives (names, purpose, parameter schemas, defaults) plus the authoring rules for writing a MotionSpec. Call this FIRST, then write the spec yourself, check it with motion_validate and compile it with motion_compile. Free motion check… |
motion_compile | Validates (fail-closed) and deterministically compiles a MotionSpec into vanilla-GSAP JavaScript and CSS, with prefers-reduced-motion enabled by default and a performance-budget report. Same spec always yields identical code. Returns {ok:true, js, css, warnings, report, catalogVersion} or… |
motion_stats | Operator telemetry of the hosted service (not your own usage); needs the operator key (header x-motionspec-key). This unauthenticated call returns access information only; it does not compile code, fetch URLs, run an audit or read usage data. Arguments are optional and unused. Returns isError:true… |
motion_validate | Checks a MotionSpec against the schema, the primitive allow-list, parameter bounds and injection rules. Fail-closed: returns ok=false with precise errors. Returns {ok, errors, warnings, deprecations, catalogVersion}. IMPORTANT: warnings[] carries the WCAG 2.2.2 / reduced-motion findings and can be… |
In its maker's words
Web animation accessibility MCP: GSAP, static CSS checks, prefers-reduced-motion, WCAG 2.2.2/2.3.3.
- Website
- motionspec.dev
- Source
- github.com/MasterPlayspots/motionspec
- Publisher
- MasterPlayspots
- Listed from
- the official MCP Registry as
io.github.MasterPlayspots/motionspec - Version
- 1.2.12, updated 2 Nov 2026
- Kinds of work
- Security and trust, Browser and automation, Documents and files
The domain it lives on
- motionspec.dev
- registered 26 Jun 2026 (4 months ago), at CloudFlare, Inc., its home page is a working site
From our own crawl of domain names: registry records and the home page as our crawler last saw it.
Every call we made
| When | What happened | Time |
|---|---|---|
| Answered | 3002 ms | |
| Answered | 2171 ms | |
| Answered | 641 ms |
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