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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

Graphics are oversized on...

by DNSB

02-24-2026 04:06 PM

5,852

35,722

Devices

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

Sending books via Email via...

by DNSB

Yesterday 04:18 PM

4,502

30,987

Editor

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

Open the working directory

by DNSB

Yesterday 04:21 PM

1,879

15,173

Library Management

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

Edit Metadata Comments remove...

by BetterRed

Yesterday 10:40 PM

10,548

71,241

Plugins

Use plugins to extend the functionality of calibre

[Metadata Source Plugin]...

by bnmbnmbnmbnm

Today 02:33 AM

965

73,839

Recipes

Post your calibre news download recipes, solutions and requests

Wired Daily edition not...

by mr316

02-25-2026 02:49 PM

4,010

20,018

Server

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

Calibre syncing highlights...

by AchmadFathoni

02-22-2026 01:54 AM

671

3,528

Viewer

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

Error: All text in eBook...

by DNSB

02-25-2026 06:52 PM

603

4,203

Related Tools

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

BookSync-a web page to access...

by Sirtel

Today 12:24 AM

484

7,386

Development

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

Cal9 Portable From Source -...

by JimmXinu

02-23-2026 11:33 AM

1,068

8,046

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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)	02-13-2026 07:49 AM by lkmiller	1,347	1,033,819
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	02-08-2026 11:37 PM by CAIArchive	71	156,111
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	261,365
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	551,035
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 07:06 PM by DNSB	0	72,885
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 09:04 PM by kovidgoyal	0	174,951
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 05:05 PM by kovidgoyal	0	198,142

Bug in New Page Counting - All books listed as Error ( 1 2) msr (02-22-2026)	Yesterday 08:23 PM by kovidgoyal	15	6,122
OpenSSL Error Starting Cailbre ( 1 2) JeffGeorge (02-25-2026)	Yesterday 04:38 PM by JSWolf	16	3,323
Does anybody use a split book list? ownedbycats (02-26-2026)	Yesterday 02:24 PM by Wiggo	3	1,943
Icon pack mode switching query dunhill (02-26-2026)	Yesterday 12:03 PM by dunhill	2	1,955
Reading Statistics ownedbycats (Yesterday)	Yesterday 03:18 AM by kovidgoyal	3	1,310
Bug in author sort ( 1 2) JSWolf (02-21-2026)	Yesterday 12:41 AM by ableal	15	6,383
Is this a bug? (search and replace... replace fails) wjBLqf-_9 (02-26-2026)	02-26-2026 10:56 PM by Karellen	1	1,201
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	02-26-2026 11:28 AM by QuietShelfLife	47	22,629
Calibre 9.3.1 incorrectly reports database is corrupted Boilerplate4U (02-26-2026)	02-26-2026 10:13 AM by Boilerplate4U	1	1,759
"back" Shortcut question / request? GuruKast (02-25-2026)	02-25-2026 10:04 PM by GuruKast	2	2,005
Calibre not shutting down completely when clicking on "X" toomuchreading (02-23-2026)	02-25-2026 03:54 AM by kovidgoyal	13	4,025
Two Feature Requests GuruKast (02-22-2026)	02-23-2026 01:35 AM by kovidgoyal	5	2,949
Errors in Startup of Calibri jprobibs (02-22-2026)	02-22-2026 07:49 AM by JSWolf	4	2,404
links in TOC not active in Kindle skunkworks (02-21-2026)	02-21-2026 07:52 PM by skunkworks	0	1,804
System restart needed every update? ( 1 2 3) Uncle Robin (02-10-2026)	02-20-2026 10:43 PM by kovidgoyal	30	17,422
Sending to Device Changes Format (Appears to Change It??) Chris_Snow (02-20-2026)	02-20-2026 09:11 PM by Chris_Snow	5	3,251
Feature Request: Auto-eject wireless devices on Calibre shutdown ManfredWerner (02-20-2026)	02-20-2026 04:12 AM by ManfredWerner	2	2,357
Calibre working AI Model? SASSBS (02-18-2026)	02-19-2026 08:16 AM by Sirtel	8	4,213
Help please - Calibre 9.2.1 not starting on Windows 11 littlegreyboat (02-16-2026)	02-18-2026 03:25 PM by DNSB	4	4,311
Bug - Amazon Metadata series # incorrect JohnnyBook (02-16-2026)	02-17-2026 04:02 PM by theducks	12	5,230
Planning for My Next Crash slm (02-13-2026)	02-14-2026 01:09 PM by DNSB	6	4,744
Calibre 9 and Box Cloud Storage ( 1 2 3 4 5) dizzy274 (01-30-2026)	02-14-2026 11:00 AM by Sirtel	65	32,197
Poll Calibre Notifications ( 1 2 3) BetterRed (02-11-2026)	02-13-2026 11:13 PM by BetterRed	38	17,573
Calibre themes Mr_H_Poirot (02-13-2026)	02-13-2026 05:00 AM by CAIArchive	1	5,147
I could not imagine having to start from scratch now ( 1 2 3) Rellwood (01-26-2026)	02-12-2026 04:38 PM by theducks	36	25,735