Unverified50% confidenceFactExact time
Concordance is an open-source project that provides bidirectional progress synchronization between e-books and audiobooks for a self-hosted book stack, linking KOReader, Calibre-Web-Automated, and Audiobookshelf.
1
Sources
50%
Confidence
Long-term
Relevance
9/19/2026
First Seen
Sources
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