Grimoire.Your library, on your disk.
A local SQLite catalog with Calibre-style folders, a built-in reader, and eReader sync for Kindle, Kobo, and more, without installing Calibre.
Features
Built for libraries you keep.
Grimoire manages ebooks the way a desktop tool should: files on disk, metadata you own, and devices that connect without a cloud middleman.
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Own your library
Calibre-style on-disk layout with a local metadata.db and Author/Title folders you control.
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Import what you have
Bring in EPUB, PDF, AZW3, MOBI, TXT, and CBZ/CBR without fighting your existing collection.
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Read in place
Open books in the built-in reader and pick up where you left off with saved progress.
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Convert natively
EPUB to MOBI or AZW3, TXT to EPUB, and more. No Calibre install required.
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Connect your eReader
Detects Kindle, Kobo, BOOX, PocketBook, reMarkable, and more over USB. Kindle MTP send included.
Platforms
Get Grimoire
Desktop builds for macOS, Windows, and Linux. We detect your OS and list the matching installers from the latest release.
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