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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 (14 MB) becomes AZW3...

by pdurrant

04-18-2026 02:46 PM

5,866

35,845

Devices

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

Calibre was communicating...

by kovidgoyal

04-16-2026 10:45 PM

4,508

31,021

Editor

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

Direct annotations through...

by Karellen

04-11-2026 02:19 AM

1,892

15,279

Library Management

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

Way to shorten this search?

by BetterRed

Today 05:56 PM

10,605

71,686

Plugins

Use plugins to extend the functionality of calibre

[Metadata Source Plugin]...

by DNSB

Today 05:46 PM

989

74,659

Recipes

Post your calibre news download recipes, solutions and requests

The Hindu print edition...

by unkn0wn

04-15-2026 11:11 AM

4,024

20,068

Server

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

Can't Run Calibre on a backup...

by kovidgoyal

04-13-2026 10:51 PM

676

3,553

Viewer

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

Question about fonts options

by JSWolf

Yesterday 03:04 PM

614

4,274

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 Incanus

Today 09:35 AM

486

7,448

Development

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

calibre, ARM, win11

by JSWolf

Today 02:22 PM

1,076

8,084

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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 06:18 AM by pdurrant	1,513	1,193,718
Sticky calibre friday preview releases ( 1 2 3 4 5 ... Last Page) chaley (03-08-2024)	04-03-2026 11:19 PM by kovidgoyal	381	346,897
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	205,091
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	607,563
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	86,524
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	189,152
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	212,179

Canot load an epub ZackMuc (Today)	Today 07:44 PM by ZackMuc	2	3
Android reading app skil-phil (04-18-2026)	Today 02:34 PM by JSWolf	14	2,460
2-characters language code quinta@ebf.cz (02-06-2023)	Yesterday 07:43 PM by JSWolf	9	2,312
Calibre web site issue Dan__ (04-18-2026)	04-18-2026 10:49 PM by Dan__	4	2,775
Windows SendTo: Specific Library ownedbycats (04-16-2026)	04-16-2026 08:59 AM by ownedbycats	2	800
Calibre not opening Library rodalex (04-16-2026)	04-16-2026 05:21 AM by BetterRed	1	653
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	04-15-2026 12:50 PM by astrangerhere	52	43,216
Learning how to use tag mapper Lavender (04-13-2026)	04-14-2026 01:10 PM by Lavender	5	3,042
Calibre not shutting down completely when clicking on "X" ( 1 2 3) toomuchreading (02-23-2026)	04-14-2026 10:20 AM by tomsem	39	30,270
Have search _only_ show matches? patrik (04-13-2026)	04-13-2026 02:43 PM by patrik	4	1,852
Welcome Wizard Doesn't list Pocketbook Verse VelvetElvis (04-10-2026)	04-11-2026 12:44 PM by VelvetElvis	12	5,512
Calibre stopped working fieldsjj (04-10-2026)	04-11-2026 07:40 AM by fieldsjj	4	3,353
Embed Metadata Problem igorius (04-11-2026)	04-11-2026 06:03 AM by igorius	0	2,297
Please add Spritz to Calibre dbassman (01-26-2015)	04-08-2026 05:42 PM by npapadacis	7	7,909
Visualizzatore e-book si apre a tutto schermo Gianky (04-07-2026)	04-07-2026 06:25 PM by BetterRed	3	1,792
Emblem - "New" Options / suggestions GuruKast (04-06-2026)	04-07-2026 12:48 AM by kovidgoyal	1	1,931
Problem converting to Linux. levr (04-05-2026)	04-06-2026 07:47 AM by aborel	2	2,039
Cannot open file or folder as it is in use xenduro (04-05-2026)	04-05-2026 04:41 AM by ShellShock	1	2,435
Calibre 9.6 - What's New Mistake BetterRed (03-27-2026)	04-01-2026 10:52 PM by kovidgoyal	6	4,174
title search question mytrivo (03-29-2026)	04-01-2026 06:00 AM by JSWolf	5	3,201
MacOS Stuck on Initializing User Interface afthvanderheijde (03-31-2026)	03-31-2026 10:48 AM by kovidgoyal	1	1,924
Windows Defender and temporary .pickle files ownedbycats (03-31-2026)	03-31-2026 09:48 AM by kovidgoyal	1	1,523
Calibre epub reading progress to 1% by default ( 1 2) ryder (03-28-2026)	03-29-2026 04:59 PM by ryder	17	6,213
Book cover no longer generated on import ice70 (03-28-2026)	03-29-2026 05:03 AM by ice70	5	4,932
Library file structure is by first name last name - can't change eastcoastelle (03-27-2026)	03-27-2026 07:51 PM by Sirtel	7	3,037