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A new SEED.html release

Stewart Haines

23 Jun, 2026

A new release of the SEED.html app for creating EPUB 3 books in your browser is now live.

Find it (v0.5.1) at the new domain: Readit Ina Book!

Key features in this release:

Full metadata editing (including Accessibility)
Built-in axe-core (accessibilty) and epubcheck-ts (epub validation) feedback in the editor
Placeholder cover image generation on project creation
Auto-generated Table of Contents by default
RTL support for EPUB content authoring (let me know how you go with this)
PDF generation using browser print preview mechanism

Got some feedback? Find me on GitHub or on Mastodon.

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