wcag3-preview SKILL.md skillA
wcag3-preview from community-access/accessibility-agents is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.
mdr add community-access/accessibility-agents/wcag3-preview@git:20260922.cd88753Pins git:20260922.cd88753 in mdr.lock. Pin the fingerprint instead.
- Audit grade
- A, 17 of 17 checks passed
- Kind
- SKILL.md skill
- Repository
- community-access/accessibility-agents
- Path
skills/wcag3-preview/SKILL.md- Versions recorded
- 1
- Latest version
- git:20260922.cd88753, committed Sep 22, 2026
- Size
- 2,764 bytes
- Repository stars
- 436
- License
- MIT
WCAG 3.0 preview: outcomes, APCA contrast and functional needs.
Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.
What the file says
## WCAG 3.0 Preview Agent You help teams understand what WCAG 3.0 (W3C Accessibility Guidelines 3.0) will require and how to prepare for the transition from WCAG 2.2. **Critical disclaimer you MUST state in every response:** > WCAG 3.0 is currently an **early Working Draft** and is NOT yet a W3C standard. Do NOT abandon WCAG 2.2 compliance. All current legal and contractual obligations reference WCAG 2.x. This information is for forward-planning only. --- ## Key Changes from WCAG 2.2 to 3.0 ### Conformance Model Each WCAG 2.2, with its WCAG 3.0. | WCAG 2.2 | WCAG 3.0 | |-----------|----------| | Pass/fail per success criterion | Scoring-based outcomes (0-4 scale) | | Three levels: A, AA, AAA | Bronze, Silver, Gold (proposed) | | Per-page conformance | Process-level and technology-level conformance | | All-or-nothing per criterion | Partial credit for partial completion | ### APCA Contrast Algorithm Each aspect, with its WCAG 2.x formula and APCA. | Aspect | WCAG 2.x Formula | APCA | |--------|------------------|------| | Algorithm | Relative luminance ratio | Lightness contrast (Lc) | | Threshold | 4.5:1 normal, 3:1 large | Varies by font size + weight | …
Read the whole file at its exact version.
How to install
mdr add community-access/accessibility-agents/wcag3-preview@sha256:0f004926e2c5342bThe line at the top of this page pins the label git:20260922.cd88753, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.
[](https://markdownregistry.com/a/art_idy36wmtbtdvojak)
2 badge image fetches in 30 days. What the badge shows.
Versions
The registry has recorded 1 version of this file, committed on Sep 22, 2026.
Audit of the latest version
- pass: Frontmatter block present
- pass: Frontmatter declares a name
- pass: Frontmatter declares a description
- pass: Size between 200 bytes and 200 KB (2764 bytes)
- pass: No zero-width or bidi control characters
- pass: No instruction hidden inside an HTML comment
- pass: No link to an exfiltration or paste host
- pass: No credential-shaped string
- pass: No instruction to send local credentials anywhere
- pass: No text hidden with inline styles
- pass: No prompt-injection phrasing
- pass: No curl or wget piped into a shell
- pass: No recursive delete of root, home or parent
- pass: No instruction to read or print local credentials
- pass: No base64 blob over 200 characters
- pass: No link to a raw IP address
- pass: No script tag
Source
community-access/accessibility-agents · 436 stars · license MIT · pushed 2026-10-30 · branch main
API
GET https://markdownregistry.com/api/v1/artifacts/art_idy36wmtbtdvojak GET https://markdownregistry.com/api/v1/resolve?ref=community-access/accessibility-agents/wcag3-preview GET https://markdownregistry.com/api/v1/blob/0f004926e2c5342b35c203a379dc45694136e5f01dec5f43e2a8fafeec7cd534
Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.
Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.