edrlab/thorium-reader
A cross platform desktop reading app, based on the Readium Desktop toolkit observed · 2026-08-28
Health v2 · maintenance only
83/100
- Activity 99
- Release rhythm 54
- Longevity 100
How is this computed?
round(0.45*activity + 0.35*rhythm + 0.20*longevity); archived -> min(score, 10) — computed 2026-09-03. Adoption (stars, forks) is never an input.
- gap_med: 112
- age_days: 3453
- days_rel: 147
- days_push: 7
- n_releases_24m: 6
Adoption not part of the score
2832 stars · 232 forks observed · 2026-08-28
What it is AI-extracted, prompt v1, taxonomy v1, 2026-08-30, confidence not recorded
Thorium Reader is a free, cross-platform desktop e-book reading application for Windows, macOS, and Linux, built on the Readium Desktop toolkit with Electron, React, and Redux. It supports EPUB 3, PDF, DAISY, audiobooks, OPDS feeds, and LCP DRM, with a strong focus on accessibility for visually impaired users.
Use cases
- read epub ebooks on desktop
- epub reader for windows mac linux
- access library books via opds feed
- read lcp drm protected ebooks
- accessible ebook reader for screen reader users
- read pdf and daisy files offline
- listen to audiobooks on desktop
When to choose
- you need a free, ad-free desktop e-book reader with no data tracking
- you rely on assistive technology like NVDA, JAWS, or Narrator
- you want OPDS catalog support to browse and download from library feeds
- you need LCP DRM support for library or school publications
When to avoid
- you only read on mobile or e-ink devices
- you need Kindle or other proprietary DRM formats
- you want a lightweight browser-based reader instead of a desktop app
Facets
application · maturity active
gui internationalization accessibility desktop-applications media accessibility education windows cross-platform epub-reader ebook-reader opds lcp-drm readium screen-reader-support audiobooks pdf-viewer react typescript macos linux desktop electron
3 sources
- readme: https://github.com/edrlab/thorium-reader · fetched 2026-08-28 · 814cb0b9262b
- homepage: https://www.edrlab.org/software/thorium-reader/ · fetched 2026-08-29 · 127824068aff
- site_page: https://www.edrlab.org/about · fetched 2026-08-29 · c13428737016
Member repositories
| Repository | Role | Health v2 |
|---|---|---|
| edrlab/thorium-reader | main | 83 |
For agents
markdown · JSON · MCP: product_card(name="edrlab/thorium-reader")
Data as of 2026-08-30T08:39:29.467469+00:00 · Report a problem