Orion Viewer

universe.constellation.orion.viewer
by Zapstore _@zapstore.dev

Republished from GitHub / F-Droid by the Zapstore main account.

Open source pdf, djvu, xps, comic book (cbz, cbr, cbt, cb7) and tiff file viewer. Page scrolling is realized by screen touch (for more details see Menu/Settings/Tap Zones). Application features: * Outline navigation * Bookmarks support * Page navigation by screen taps + Tap Zones + Key binding * Text selection * Single word selection by double tap with translation in external dictionary * Custom zoom * Custom manual and auto border crop * Portrait/landscape orientation * Support different navigation patterns inside page (left to right, right to left) * External Dictionaries support * Built-in file manager with recently opened file view Orion Viewer is free, open source (GPL) project. To donate this project, you can buy Orion Viewer: Donation 1$, 3$ or 5$ package from market

First release: May 14, 2025, 8 total releases.

Most recent release: Sep 26, 2026.

Repo

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0 sats / 0 zaps received in the past year.

Sats Received

Underlying data available via MCP: app_zaps, app_releases.

Zap Count

Underlying data available via MCP: app_zaps, app_releases.

Releases

  • Sep 26, 2026 0.97.2
    * Added logical page offsets * Added saving of last search query
  • Sep 16, 2026 0.97.1
    * Added support for links in pdf and djvu files: a tap on a link follows it * Improved djvu file processing
  • Sep 7, 2026 0.97.0
    * Added navigation by history * Added support for links in pdf and djvu files: a tap on a link follows it * Added support for cb7 files * Added experimental markdown files support
  • Aug 25, 2026 0.96.3
    * Fixed issues with bookmark export/import * Android 16 target
  • Aug 23, 2026 0.96.2
    * Fixed crashes on jbig2 pdf files due to race condition * Updated translations * Updated mupdf library to 1.27.2
  • Jan 15, 2026 0.96.1 Release page →
    * Disabled edge to edge mode in Android 15+ * Added Initial Swedish translation * Updated mupdf library to 1.27.0
  • Dec 25, 2025 0.96.0 Release page →
    * Added support of Android 15+ devices with 16k memory pages * Added Thai translation * Updated mupdf library to 1.26.12
  • May 14, 2025 0.95.9 Release page →
    Added ability to share opened file Added ability to set dictionary per book Fixed IOException in FileManager