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Sub-Forums : Calibre

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Conversion

Learn about calibre's conversion features and find help when conversion goes wrong

Epub to Azw3: How to...

by FelixKrull

Today 05:22 AM

5,846

35,654

Devices

Troubleshoot connection issues specific to your device, and learn how to make the most of calibre's device integration features

Kobo Libra Colour doesn't...

by JSWolf

Yesterday 06:01 AM

4,492

30,931

Editor

Learn about calibre's Edit Book feature, capable of directly editing ePub and AZW3 formats and find help when problems with editing arise

Error check: "expected...

by kovidgoyal

01-13-2026 07:00 AM

1,872

15,110

Library Management

All about viewing, adding, and exporting books; managing metadata; using templates; creating catalogs and understanding the calibre directory structure

New book downloaded from...

by JohnnyBook

Yesterday 03:27 PM

10,498

70,924

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] Calibre Config...

by BetterRed

Today 06:33 AM

952

72,991

Recipes

Post your calibre news download recipes, solutions and requests

New Yorker - have...

by robcohen

01-04-2026 02:14 AM

3,999

19,930

Server

This is the place for all your questions about the calibre server feature.

Library for "Newly added..."...

by PiperKev

01-04-2026 04:44 PM

666

3,505

Viewer

This is the place for all your questions about the calibre Viewer

Quicker way to go to a...

by nqk

Today 02:17 AM

593

4,136

Related Tools

Third party applications that integrate, or are used in conjunction, with calibre; servers, cloud, network, backup and others

Calibre Sync for Android &...

by kovidgoyal

01-10-2026 11:56 PM

478

7,244

Development

All about hacking on calibre. Discuss calibre's internal structures and API

Wrong embedded python version?

by kovidgoyal

01-07-2026 06:55 AM

1,064

7,953

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Threads in Forum : Calibre

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky Beta testers for calibre 9 needed ( 1 2 3 4 5 ... Last Page) kovidgoyal (01-02-2026)	Today 07:11 AM by un_pogaz	364	26,588
Sticky Dealing with Kindle ebooks in calibre ( 1 2 3 4 5 ... Last Page) odamizu (05-27-2024)	01-07-2026 06:18 AM by lkmiller	1,325	930,819
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	11-01-2025 11:01 PM by dunhill	68	109,109
Sticky calibre friday preview releases ( 1 2 3 4 5 ... Last Page) chaley (03-08-2024)	10-11-2025 03:02 AM by ownedbycats	352	208,741
Sticky [Custom Covers] Blanks, Templates - get them, share them, help to modify and create ( 1 2 3 4 5 ... Last Page) MiniMouse (09-08-2013)	06-29-2025 09:05 PM by mifanathan	252	500,782
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 07:06 PM by DNSB	0	58,957
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 09:04 PM by kovidgoyal	0	160,926
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 05:05 PM by kovidgoyal	0	183,852

fix some text appearing as single vertical line apricoto (01-08-2026)	01-12-2026 12:18 PM by theducks	12	2,342
I made an icon theme, this is BuufCalibre Hammurabi (12-19-2025)	01-11-2026 09:05 PM by dunhill	3	1,914
New voice in Calibre ( 1 2) JohnnyBook (10-02-2024)	01-11-2026 06:06 PM by KindleAZWorKFX	15	4,190
Getting Error after Recent Calibre Portable Update VYO03 (01-09-2026)	01-11-2026 01:58 AM by Comfy.n	8	1,327
Manga EPUBs from Shueisha xyzzy_foo (01-05-2026)	01-10-2026 03:29 AM by xyzzy_foo	6	1,495
Cover Browser font size Katja_hbg (01-06-2026)	01-09-2026 11:20 AM by Katja_hbg	6	1,700
Clicking on book in Calbre LINUX doesn't open book basx (01-02-2026)	01-09-2026 07:19 AM by basx	2	819
macOS UI improvements gio91ber (01-05-2026)	01-05-2026 09:59 PM by kovidgoyal	2	1,083
Setting an additional series index to default to 0 Rellwood (04-12-2025)	01-03-2026 10:29 AM by Tharos	3	3,093
how to add a book without an isbn herrtod (12-25-2025)	01-03-2026 10:09 AM by dunhill	9	2,649
Calibre shortcuts not working anymore escaner (01-03-2026)	01-03-2026 08:26 AM by escaner	2	629
Provide "desktop" file for linux binary version shuvashish76 (09-16-2025)	01-03-2026 02:38 AM by isarl	4	2,794
Where are the icon themes held if they are applied? Rellwood (01-01-2026)	01-01-2026 10:40 PM by Comfy.n	1	543
Calibre not downloading metadata from Amazon or FF ( 1 2) pugsley1 (12-28-2025)	12-31-2025 11:27 PM by pugsley1	15	2,591
Display file name as column cga1982 (12-28-2025)	12-28-2025 08:28 PM by BetterRed	3	805
Obok DeDRM doesn't work on some installs of Calibre for Linux tacosauce (11-23-2025)	12-26-2025 07:08 AM by salamanderjuice	12	4,495
Calibre preview showing weird fonts all of a sudden somefire (12-20-2025)	12-22-2025 06:51 PM by JSWolf	3	1,064
Search: Title not including a set of letters Terisa de morgan (12-22-2025)	12-22-2025 01:25 PM by Terisa de morgan	2	799
Invisible Calibre on Windows 10 7e-ross (12-21-2025)	12-21-2025 11:24 PM by kovidgoyal	1	734
What does this error mean? (windows10) 7e-ross (12-21-2025)	12-21-2025 11:23 PM by kovidgoyal	1	788
Turn off/Block AI features ( 1 2 3 4 5 ... Last Page) msr (12-05-2025)	12-21-2025 08:08 AM by DiapDealer	172	29,240
Which plugins are essential to install? ( 1 2 3) AnnieQuinn (12-18-2025)	12-21-2025 06:44 AM by capink	33	4,407
Is it true that custom columns with Yes/No formatting can only filter in English? AnnieQuinn (12-21-2025)	12-21-2025 06:40 AM by AnnieQuinn	7	1,061
Possible bug report - Edit metadata in bulk, search and replace series kacir (12-20-2025)	12-21-2025 06:36 AM by kacir	2	1,079
Word Count? bdub (12-17-2025)	12-20-2025 07:49 PM by bdub	3	1,620