Why you need it: Calibre is the gold standard for ebook management, but the default “send to device” is clunky. Metadata (series info, tags, covers) often gets lost.
What it does: This plugin turns KOReader into a Calibre client. Over WiFi, you can:
Pro tip: Use this with Calibre’s “Virtual Libraries” feature to create a custom "To Read" shelf that mirrors directly to your ereader.
Why you need it: You read your EPUB on your Kobo before bed, but you want to read the same book on your Android phone during your commute. Without syncing, you’re scrolling endlessly to find your spot. best koreader plugins
What it does: This plugin uploads your reading progress (last page, percentage, and highlights) to a cloud service. Supported backends include:
When you open the same book on another device, it asks: “Another device has progress up to page 134. Jump there?”
Critical note: This plugin works best with file paths that are identical across devices (e.g., /books/novel.epub on both devices). Why you need it: Calibre is the gold
Best for: Reading PDFs with citations.
If you use Zotero to manage academic papers, this plugin is a game-changer. It syncs annotations, highlights, and reading status between KOReader and your Zotero database.
The File Browser plugin provides a built-in file browser in KoReader, allowing users to manage their e-book collection directly from within the app. Pro tip: Use this with Calibre’s “Virtual Libraries”
Before diving into the list, a quick note on installation. Unlike complicated software, installing KOReader plugins is refreshingly simple:
That’s it. The new plugin will appear under the Tools → Plugins menu.
Now, let’s get to the good stuff.