Codex – Offline Library Reader

Offline. Structured. Yours.

Organise your collection your way, bookmark and label the pages that matter, and jump back to them instantly.

Built for reference and everyday reading, supporting PDF, EPUB, CBZ, and Word documents — with no cloud dependency, subscriptions, or clutter.

Organise your library your way

• Keep books and documents structured as a personal collection, not a folder dump.

Bookmark important pages

• Mark key sections instantly while reading.
• Label and name bookmarks for fast reference
• Turn bookmarks into meaningful signposts, not just page numbers.

Jump directly to what you need

• Go straight to specific pages without scrolling or searching.
• Read non-linearly, without friction
• Designed for reference use as well as cover-to-cover reading.

Works entirely offline

• Your library is always available — no internet required.
• Supports multiple document types
• Books, reference material, and personal documents handled consistently.

Built for long-term ownership

• One-time purchase. No subscriptions. Nothing taken away later.