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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

Selecting source format for...

by DNSB

Today 02:18 PM

5,865

35,826

Devices

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

Email to Pocketbook Failed...

by Amalthia

04-09-2026 11:15 PM

4,507

31,019

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

Cannot send two books to a...

by JSWolf

Today 06:12 AM

10,603

71,618

Plugins

Use plugins to extend the functionality of calibre

[Metadata Source Plugin]...

by willempie

Today 11:01 AM

987

74,476

Recipes

Post your calibre news download recipes, solutions and requests

The Hindu print edition...

by unkn0wn

Today 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

[Feature Request] Add option...

by rockster

Today 02:34 AM

613

4,264

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 DragoLord19d

Today 12:54 PM

486

7,443

Development

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

Setenove Icon Theme

by Comfy.n

Today 12:54 AM

1,075

8,082

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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 01:24 PM by Sirtel	1,466	1,171,080
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	341,155
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	200,889
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	602,547
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	85,310
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	187,998
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	210,950

Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	Today 12:50 PM by astrangerhere	52	41,382
Learning how to use tag mapper Lavender (04-13-2026)	Yesterday 01:10 PM by Lavender	5	1,404
Calibre not shutting down completely when clicking on "X" ( 1 2 3) toomuchreading (02-23-2026)	Yesterday 10:20 AM by tomsem	39	27,059
Have search _only_ show matches? patrik (04-13-2026)	04-13-2026 02:43 PM by patrik	4	773
Welcome Wizard Doesn't list Pocketbook Verse VelvetElvis (04-10-2026)	04-11-2026 12:44 PM by VelvetElvis	12	4,884
Calibre stopped working fieldsjj (04-10-2026)	04-11-2026 07:40 AM by fieldsjj	4	2,826
Embed Metadata Problem igorius (04-11-2026)	04-11-2026 06:03 AM by igorius	0	1,868
Please add Spritz to Calibre dbassman (01-26-2015)	04-08-2026 05:42 PM by npapadacis	7	7,438
Visualizzatore e-book si apre a tutto schermo Gianky (04-07-2026)	04-07-2026 06:25 PM by BetterRed	3	1,310
Emblem - "New" Options / suggestions GuruKast (04-06-2026)	04-07-2026 12:48 AM by kovidgoyal	1	1,496
Problem converting to Linux. levr (04-05-2026)	04-06-2026 07:47 AM by aborel	2	1,587
Cannot open file or folder as it is in use xenduro (04-05-2026)	04-05-2026 04:41 AM by ShellShock	1	1,852
Calibre 9.6 - What's New Mistake BetterRed (03-27-2026)	04-01-2026 10:52 PM by kovidgoyal	6	3,422
title search question mytrivo (03-29-2026)	04-01-2026 06:00 AM by JSWolf	5	2,721
MacOS Stuck on Initializing User Interface afthvanderheijde (03-31-2026)	03-31-2026 10:48 AM by kovidgoyal	1	1,271
Windows Defender and temporary .pickle files ownedbycats (03-31-2026)	03-31-2026 09:48 AM by kovidgoyal	1	1,077
Calibre epub reading progress to 1% by default ( 1 2) ryder (03-28-2026)	03-29-2026 04:59 PM by ryder	17	4,967
Book cover no longer generated on import ice70 (03-28-2026)	03-29-2026 05:03 AM by ice70	5	3,733
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	2,407
Hello, I've found a really nice texture (an empty bookshelf) for the bookshelf view msel (03-27-2026)	03-27-2026 05:13 PM by msel	0	1,317
OPDS stopped working peaceridge (03-26-2026)	03-27-2026 03:25 PM by JSWolf	8	3,581
Do builtin AI prompts need explict 'say I don't know' instruction? ( 1 2) JimmXinu (12-06-2025)	03-24-2026 05:46 AM by kassandr	18	12,296
Calibre working AI Model? SASSBS (02-18-2026)	03-24-2026 05:12 AM by kassandr	9	9,116
ERROR: Failed: Restoring database failed (calibre, version 9.5.0) adamolive (03-20-2026)	03-23-2026 07:50 PM by DNSB	3	11,200
Alternative Book Height Calculation in Bookshelf View? GuruKast (03-21-2026)	03-21-2026 10:46 PM by kovidgoyal	3	13,944