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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

Converting html to Epub with...

by shotsky

Yesterday 09:09 AM

5,863

35,822

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

Today 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

Tweak Cover Download Screen

by kovidgoyal

Today 12:03 AM

10,600

71,592

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] Extended Book...

by Comfy.n

Today 09:25 AM

985

74,434

Recipes

Post your calibre news download recipes, solutions and requests

Financial Times recipe is...

by Widmerpool

04-09-2026 09:14 PM

4,022

20,060

Server

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

Question about "Newly added"...

by PiperKev

04-01-2026 07:39 AM

675

3,551

Viewer

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

Error with EPUBs: File is not...

by j.p.s

Yesterday 07:14 PM

611

4,247

Related Tools

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

I'm working on a new calibre...

by Incanus

Yesterday 12:51 PM

487

7,490

Development

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

Use existing MTP connection...

by toadclones

Yesterday 02:51 AM

1,075

8,079

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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 06:43 AM by svenlind	1,444	1,146,661
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	333,293
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	195,727
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	595,930
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	83,886
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	186,502
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	209,447

Welcome Wizard Doesn't list Pocketbook Verse VelvetElvis (Yesterday)	Today 09:27 AM by Sirtel	7	1,005
Calibre stopped working fieldsjj (Yesterday)	Today 07:40 AM by fieldsjj	4	1,058
Embed Metadata Problem igorius (Today)	Today 06:03 AM by igorius	0	273
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	04-09-2026 11:15 PM by shalym	50	38,017
Please add Spritz to Calibre dbassman (01-26-2015)	04-08-2026 05:42 PM by npapadacis	7	6,850
Visualizzatore e-book si apre a tutto schermo Gianky (04-07-2026)	04-07-2026 06:25 PM by BetterRed	3	733
Emblem - "New" Options / suggestions GuruKast (04-06-2026)	04-07-2026 12:48 AM by kovidgoyal	1	939
Problem converting to Linux. levr (04-05-2026)	04-06-2026 07:47 AM by aborel	2	1,012
Cannot open file or folder as it is in use xenduro (04-05-2026)	04-05-2026 04:41 AM by ShellShock	1	1,059
Calibre 9.6 - What's New Mistake BetterRed (03-27-2026)	04-01-2026 10:52 PM by kovidgoyal	6	2,579
Calibre not shutting down completely when clicking on "X" ( 1 2 3) toomuchreading (02-23-2026)	04-01-2026 02:13 PM by tomsem	37	23,544
title search question mytrivo (03-29-2026)	04-01-2026 06:00 AM by JSWolf	5	2,143
MacOS Stuck on Initializing User Interface afthvanderheijde (03-31-2026)	03-31-2026 10:48 AM by kovidgoyal	1	493
Windows Defender and temporary .pickle files ownedbycats (03-31-2026)	03-31-2026 09:48 AM by kovidgoyal	1	533
Calibre epub reading progress to 1% by default ( 1 2) ryder (03-28-2026)	03-29-2026 04:59 PM by ryder	17	4,138
Book cover no longer generated on import ice70 (03-28-2026)	03-29-2026 05:03 AM by ice70	5	3,132
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	1,826
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	736
OPDS stopped working peaceridge (03-26-2026)	03-27-2026 03:25 PM by JSWolf	8	2,959
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	10,253
Calibre working AI Model? SASSBS (02-18-2026)	03-24-2026 05:12 AM by kassandr	9	7,763
ERROR: Failed: Restoring database failed (calibre, version 9.5.0) adamolive (03-20-2026)	03-23-2026 07:50 PM by DNSB	3	9,957
Alternative Book Height Calculation in Bookshelf View? GuruKast (03-21-2026)	03-21-2026 10:46 PM by kovidgoyal	3	12,723
Bulk CSS Edit? ( 1 2) HFM1101 (03-19-2026)	03-21-2026 12:58 PM by DNSB	21	13,140
Question about Linux app ( 1 2 3 4) Lavender (02-28-2026)	03-21-2026 08:10 AM by JSWolf	59	48,701