[*][URL="https://www.mobileread.com/forums/showthread.php?p=4275043#post4275043"][GUI Plugin] TextDiff[/URL]
[I]A Calibre GUI plugin for finding text differences in two book formats.


https://www.mobileread.com/forums/showthread.php?p=1485776&highlight=diff#post1485776

I just released a new GUI plugin:


Since you maintain the thread "plugin ideas":
This also implements the following plugin idea:


