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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

Inserting a Page at the...

by dunhill

01-31-2026 04:03 PM

5,850

35,686

Devices

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

What is the current go to...

by Ghostcat

Yesterday 08:34 AM

4,497

30,972

Editor

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

Bulk Cover Fixing for KEPUB?

by JSWolf

02-04-2026 03:35 PM

1,874

15,119

Library Management

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

Renaming files in the data...

by BetterRed

02-04-2026 05:06 PM

10,516

71,011

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] Reading Goal

by Wiggo

Today 01:05 PM

956

73,356

Recipes

Post your calibre news download recipes, solutions and requests

Failure fetching The...

by kovidgoyal

Yesterday 12:28 PM

4,006

19,995

Server

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

No cover images with...

by kovidgoyal

01-31-2026 03:25 PM

669

3,509

Viewer

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

Single-frame blink in Viewer...

by kovidgoyal

02-03-2026 11:26 PM

598

4,174

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 dizzy274

Today 06:04 AM

479

7,286

Development

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

calibre-debug...

by shayaknyc

Yesterday 01:50 PM

1,066

7,989

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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 05:38 AM by Sirtel	1,339	988,811
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	01-30-2026 01:16 PM by varia	70	137,753
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	240,876
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	532,037
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 07:06 PM by DNSB	0	67,671
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 09:04 PM by kovidgoyal	0	169,677
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 05:05 PM by kovidgoyal	0	192,877

Calibre v9 DB changes break calibre-web dinosm (01-30-2026)	Today 01:16 PM by rantanplan	13	7,085
I could not imagine having to start from scratch now ( 1 2) Rellwood (01-26-2026)	Today 01:12 PM by LostHisMarbles	22	12,399
Calibre Alternatives ( 1 2) BetterRed (02-01-2026)	Today 01:01 PM by dunhill	23	5,142
Calibre 9.1 Constantly Accessing Hard Drive at Start-up Chris_Snow (Yesterday)	Today 05:30 AM by BetterRed	11	1,798
Linux: Unofficial AppImages ( 1 2) shuvashish76 (01-27-2026)	Yesterday 04:29 PM by DNSB	22	14,191
Pages field in Calibre 9 vs Count Pages plugin results mikespub (02-04-2026)	02-04-2026 10:45 PM by Sirtel	8	2,671
Beta testers for calibre 9 needed ( 1 2 3 4 5 ... Last Page) kovidgoyal (01-02-2026)	02-04-2026 12:45 AM by theducks	687	102,179
Problem checking database ( 1 2) Terisa de morgan (02-01-2026)	02-03-2026 08:15 AM by JSWolf	20	5,881
Question about the new Bookshelf view in Calibre 9 and the Pages database field MCBastos (01-31-2026)	02-03-2026 01:18 AM by kovidgoyal	7	4,054
Calibre 9 feature request - tweak to supress the #pages column creation kacir (02-01-2026)	02-02-2026 06:51 PM by Glsparks2	7	4,809
Problem with 9.0 ptomic (01-30-2026)	02-02-2026 06:05 PM by ptomic	4	4,640
Do builtin AI prompts need explict 'say I don't know' instruction? ( 1 2) JimmXinu (12-06-2025)	02-02-2026 04:49 PM by mitsie	17	5,845
Calibre 9 and Box Cloud Storage ( 1 2 3) dizzy274 (01-30-2026)	02-02-2026 12:02 PM by Sirtel	40	11,574
Turn off/Block AI features ( 1 2 3 4 5 ... Last Page) msr (12-05-2025)	02-02-2026 11:00 AM by mitsie	182	52,818
Calibre V9 Cover Grid Database Deletion? Bravura (02-01-2026)	02-02-2026 10:37 AM by Bravura	7	3,630
Bookshelf view - adding books BetterRed (02-01-2026)	02-01-2026 11:45 PM by kovidgoyal	1	2,103
Scrolling speed changed in Calibre 9? Daniel Jackson (02-01-2026)	02-01-2026 05:51 PM by DNSB	12	3,227
I cannot start Calibre 9. AnnieQuinn (01-30-2026)	02-01-2026 11:20 AM by ownedbycats	6	4,148
calibre 9 x11 vs wayland QT? gbm (01-31-2026)	01-31-2026 11:05 PM by kovidgoyal	2	3,224
View eBook Button in Edit Metadata Screen CloudReader (01-31-2026)	01-31-2026 05:17 PM by BetterRed	6	3,262
Some books created with News Fetch don’t have text on Kobo Sage PaulB223 (01-22-2026)	01-29-2026 06:47 AM by PaulB223	14	9,991
Tag browser and Tags Rellwood (11-28-2025)	01-27-2026 11:13 PM by kovidgoyal	4	6,730
Calibre Restart Issues on macOS dunhill (01-26-2026)	01-27-2026 01:24 PM by fogice	1	4,863
Portable - Config Backup Problems BetterRed (01-23-2026)	01-24-2026 10:59 PM by BetterRed	6	6,770
install problems with zorin 18 pabobert (01-23-2026)	01-23-2026 08:59 PM by gbm	2	5,506