App category
Publishing and accessibility
Find concrete standards and accessibility problems before publishing a document, article, caption file, score, text corpus, or web page. Each app reports evidence from the relevant format or testing engine and keeps its scope visible.
Choose an app when
- Use Ebook File Check for EPUB specification conformance, Ebook Accessibility Check for DAISY Ace and accessibility metadata, and Web Accessibility Check for a live web page.
- Use PDF Checkup for a public PDF against PDF/A, PDF/UA, or WTPDF; Caption File Check handles WebVTT, SRT, and TTML timing and parsing.
- Use JATS Article Check for JATS, TEI Document Check for TEI P5, and MEI Encoding Check for MEI.
Caption File Check
2 tools
Check subtitle and caption files in chat
Ebook Accessibility Check
2 tools
Run DAISY Ace on a hosted EPUB and see the WCAG and EPUB-accessibility issues before you sell it in the EU
Ebook File Check
2 tools
Check an EPUB against the spec before upload
TEI Document Check
2 tools
Check a hosted or pasted public TEI edition against BOTH its RNG grammar and the beyond-schema XPath2 Schematron layer, with exact rule and location evidence
MEI Encoding Check
2 tools
Check a hosted or pasted public MEI music encoding against BOTH its RelaxNG grammar and the beyond-schema XPath2 musical-semantic Schematron layer, with exact rule and location evidence
PDF Checkup
2 tools
Check a PDF standard before delivery
JATS Article Check
2 tools
Check a hosted or pasted JATS XML article against the JATS4R reuse and quality rules with the real Schematron engine, with exact rule-code evidence
Web Accessibility Check
1 tool
Automated accessibility scans of any live page with Deque axe-core and Pa11y, with WCAG-tagged and best-practice findings kept distinct