KoReader Sync - crocodilestick/Calibre-Web-Automated GitHub Wiki

Starting with Release 3.10, the KOReader Sync feature is enabled. Plugin and setup instructions are available directly from your CWA instance at /kosync.

In, e.g. KOReader desktop, the plugin activation can be found at the top menu status bar → Tools → Page 2 → More Tools → Plugin management. After that, when you get a menu for it, which only shows up once you have a book open in KOReader, not if you are in the navigation view:

menu open in a book with the CWA Progress Sync menu item shown