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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

AZW3 converted from EPUB has...

by C Alberga

01-09-2026 05:59 PM

5,843

35,647

Devices

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

How to Organize Kindle Books...

by Sirtel

Today 07:48 AM

4,491

30,929

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 Karellen

Today 02:56 PM

1,872

15,108

Library Management

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

Name Upper with...

by Doum

Yesterday 06:24 AM

10,496

70,921

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] FanFicFare

by JimmXinu

Today 12:19 PM

951

72,957

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

Bookmark error

by theducks

Today 11:59 AM

591

4,128

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 01:52 PM by un_pogaz	289	20,560
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	928,322
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	11-01-2025 11:01 PM by dunhill	68	108,649
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	208,351
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	500,408
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 07:06 PM by DNSB	0	58,859
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 09:04 PM by kovidgoyal	0	160,837
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 05:05 PM by kovidgoyal	0	183,734

fix some text appearing as single vertical line apricoto (01-08-2026)	Today 12:18 PM by theducks	12	2,024
I made an icon theme, this is BuufCalibre Hammurabi (12-19-2025)	Yesterday 09:05 PM by dunhill	3	1,759
New voice in Calibre ( 1 2) JohnnyBook (10-02-2024)	Yesterday 06:06 PM by KindleAZWorKFX	15	3,995
Getting Error after Recent Calibre Portable Update VYO03 (01-09-2026)	Yesterday 01:58 AM by Comfy.n	8	1,200
Manga EPUBs from Shueisha xyzzy_foo (01-05-2026)	01-10-2026 03:29 AM by xyzzy_foo	6	1,391
Cover Browser font size Katja_hbg (01-06-2026)	01-09-2026 11:20 AM by Katja_hbg	6	1,616
Clicking on book in Calbre LINUX doesn't open book basx (01-02-2026)	01-09-2026 07:19 AM by basx	2	711
macOS UI improvements gio91ber (01-05-2026)	01-05-2026 09:59 PM by kovidgoyal	2	989
Setting an additional series index to default to 0 Rellwood (04-12-2025)	01-03-2026 10:29 AM by Tharos	3	3,015
how to add a book without an isbn herrtod (12-25-2025)	01-03-2026 10:09 AM by dunhill	9	2,548
Calibre shortcuts not working anymore escaner (01-03-2026)	01-03-2026 08:26 AM by escaner	2	550
Provide "desktop" file for linux binary version shuvashish76 (09-16-2025)	01-03-2026 02:38 AM by isarl	4	2,722
Where are the icon themes held if they are applied? Rellwood (01-01-2026)	01-01-2026 10:40 PM by Comfy.n	1	484
Calibre not downloading metadata from Amazon or FF ( 1 2) pugsley1 (12-28-2025)	12-31-2025 11:27 PM by pugsley1	15	2,418
Display file name as column cga1982 (12-28-2025)	12-28-2025 08:28 PM by BetterRed	3	746
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	4,385
Calibre preview showing weird fonts all of a sudden somefire (12-20-2025)	12-22-2025 06:51 PM by JSWolf	3	996
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	725
Invisible Calibre on Windows 10 7e-ross (12-21-2025)	12-21-2025 11:24 PM by kovidgoyal	1	680
What does this error mean? (windows10) 7e-ross (12-21-2025)	12-21-2025 11:23 PM by kovidgoyal	1	727
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	28,836
Which plugins are essential to install? ( 1 2 3) AnnieQuinn (12-18-2025)	12-21-2025 06:44 AM by capink	33	4,258
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	995
Possible bug report - Edit metadata in bulk, search and replace series kacir (12-20-2025)	12-21-2025 06:36 AM by kacir	2	1,021
Word Count? bdub (12-17-2025)	12-20-2025 07:49 PM by bdub	3	1,549