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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

Kepub Conversion Issue

by JSWolf

Yesterday 05:40 PM

5,855

35,732

Devices

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

{Title} changing in...

by aurigod

Yesterday 03:53 AM

4,503

30,995

Editor

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

Focus

by BetterRed

Yesterday 07:28 PM

1,884

15,217

Library Management

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

Content of the custom column...

by Als

03-08-2026 04:57 PM

10,558

71,317

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] Find Duplicates

by sgmoore

Today 06:48 AM

968

73,980

Recipes

Post your calibre news download recipes, solutions and requests

News Fetch naming

by kovidgoyal

Yesterday 10:48 PM

4,013

20,027

Server

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

Trashedmy format template for...

by kovidgoyal

03-02-2026 08:35 AM

672

3,532

Viewer

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

Problem with Calibre ebook...

by MountainMan007

03-06-2026 08:39 AM

605

4,222

Related Tools

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

Calibre Sync broken by...

by AdrianJ

Yesterday 09:32 PM

484

7,397

Development

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

Annotations: HTML Output &...

by yogat3ch

03-08-2026 06:22 PM

1,068

8,047

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Threads in Forum : Calibre

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky Dealing with Kindle ebooks in calibre ( 1 2 3 4 5 ... Last Page) odamizu (05-27-2024)	Today 07:38 AM by lkmiller	1,383	1,066,464
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	167,560
Sticky calibre friday preview releases ( 1 2 3 4 5 ... Last Page) chaley (03-08-2024)	10-11-2025 02:02 AM by ownedbycats	352	273,550
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 08:05 PM by mifanathan	252	562,631
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	76,110
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	178,252
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	201,499

Question about Linux app ( 1 2 3) Lavender (02-28-2026)	Today 09:08 AM by Lavender	32	15,290
Replace Most, But Not All, Books on My Kobo ( 1 2) koberulz (03-05-2026)	Today 08:04 AM by Readirect	16	10,213
Author Problem DGB (03-08-2026)	03-08-2026 10:41 AM by theducks	1	1,998
Recent versions of calibre run like a dog on my laptop Cactus Chef (03-04-2026)	03-06-2026 10:07 AM by gbm	12	7,244
Where is the new page count stored / can it be a column? Mister L (03-04-2026)	03-05-2026 04:54 PM by Mister L	10	6,843
Windows: Libraries and jumplists ownedbycats (03-01-2026)	03-02-2026 10:15 AM by ownedbycats	6	4,257
Question about the new Bookshelf view in Calibre 9 and the Pages database field MCBastos (01-31-2026)	03-02-2026 12:00 AM by MCBastos	9	11,682
How to "re-dock" editing windows? Skydog (05-17-2021)	03-01-2026 08:39 AM by DiapDealer	4	3,861
Remove Email Recipient HogDrvr (02-28-2026)	02-28-2026 03:40 PM by HogDrvr	0	2,893
Bug in New Page Counting - All books listed as Error ( 1 2) msr (02-22-2026)	02-28-2026 01:32 PM by Capricorn	16	10,746
OpenSSL Error Starting Cailbre ( 1 2) JeffGeorge (02-25-2026)	02-27-2026 03:38 PM by JSWolf	16	7,668
Does anybody use a split book list? ownedbycats (02-26-2026)	02-27-2026 01:24 PM by Wiggo	3	4,329
Icon pack mode switching query dunhill (02-26-2026)	02-27-2026 11:03 AM by dunhill	2	4,212
Reading Statistics ownedbycats (02-27-2026)	02-27-2026 02:18 AM by kovidgoyal	3	3,829
Bug in author sort ( 1 2) JSWolf (02-21-2026)	02-26-2026 11:41 PM by ableal	15	10,354
Is this a bug? (search and replace... replace fails) wjBLqf-_9 (02-26-2026)	02-26-2026 09:56 PM by Karellen	1	3,625
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	02-26-2026 10:28 AM by QuietShelfLife	47	29,576
Calibre 9.3.1 incorrectly reports database is corrupted Boilerplate4U (02-26-2026)	02-26-2026 09:13 AM by Boilerplate4U	1	4,138
"back" Shortcut question / request? GuruKast (02-25-2026)	02-25-2026 09:04 PM by GuruKast	2	4,596
Calibre not shutting down completely when clicking on "X" toomuchreading (02-23-2026)	02-25-2026 02:54 AM by kovidgoyal	13	8,847
Two Feature Requests GuruKast (02-22-2026)	02-23-2026 12:35 AM by kovidgoyal	5	5,536
Errors in Startup of Calibri jprobibs (02-21-2026)	02-22-2026 06:49 AM by JSWolf	4	4,824
links in TOC not active in Kindle skunkworks (02-21-2026)	02-21-2026 06:52 PM by skunkworks	0	4,249
System restart needed every update? ( 1 2 3) Uncle Robin (02-10-2026)	02-20-2026 09:43 PM by kovidgoyal	30	22,473
Sending to Device Changes Format (Appears to Change It??) Chris_Snow (02-20-2026)	02-20-2026 08:11 PM by Chris_Snow	5	5,711