Koma
Koma (駒) is a local, privacy-focused browser reader for manga and digital comic files.
Open productWhat it does
About Koma
Koma (駒) is a web-based local reading application designed for manga and comics. Operating directly within the browser, it processes files locally so content never leaves the user's device. The application supports PDF, CBZ, CBR, CB7, and CBT file formats. Built with privacy in mind, Koma functions without user accounts, backend servers, advertisements, or tracking.
- Availability:
- launched
- Access:
- unknown
- Format:
- software
- Platform:
- web
- Platform:
- android
Core capabilities
Local File Processing & Storage
Reads comic formats including PDF, CBZ, CBR, CB7, and CBT entirely within the browser, storing files in local IndexedDB storage for offline access.
Manga Display & Layout Modes
Includes right-to-left reading with spread detection to keep two-page artwork intact, alongside adaptive single-page or double-page screen layouts.
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