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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

Extracting text with...

by wolpi

Today 03:47 AM

5,852

35,696

Devices

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

Cannot upload from Calibre to...

by rantanplan

02-12-2026 03:39 AM

4,500

30,982

Editor

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

Eliminate Top/Bottom White...

by JSWolf

02-07-2026 02:59 PM

1,875

15,126

Library Management

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

Regex help for importing...

by CoreyEMTP

Yesterday 04:38 AM

10,528

71,076

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] Kobo Utilities

by paulfiera

Today 04:33 AM

959

73,543

Recipes

Post your calibre news download recipes, solutions and requests

Asahi Shinbun fail on 403...

by kovidgoyal

02-13-2026 01:04 AM

4,007

20,002

Server

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

Error: "Failed to connect to...

by JSWolf

Today 07:11 AM

671

3,520

Viewer

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

Dictionary Lookup Re-styled...

by simurq

02-08-2026 03:44 PM

599

4,177

Related Tools

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

Jinxed apps

by kovidgoyal

Yesterday 11:35 PM

481

7,362

Development

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

calibre-debug...

by shayaknyc

02-09-2026 12:49 PM

1,066

8,003

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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	1,014,796
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	02-08-2026 11:37 PM by CAIArchive	71	149,349
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	253,781
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	544,108
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 07:06 PM by DNSB	0	70,925
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 09:04 PM by kovidgoyal	0	172,872
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 05:05 PM by kovidgoyal	0	196,093

Calibre-Web & Kobo Sync - Tutorial Dirk-71 (Today)	Today 07:13 AM by Dirk-71	0	1
Poll How many books in your library? Mr_H_Poirot (Yesterday)	Today 01:22 AM by DNSB	11	2,988
Planning for My Next Crash slm (02-13-2026)	Yesterday 01:09 PM by DNSB	6	2,727
Calibre 9 and Box Cloud Storage ( 1 2 3 4 5) dizzy274 (01-30-2026)	Yesterday 11:00 AM by Sirtel	65	26,790
Poll Calibre Notifications ( 1 2 3) BetterRed (02-11-2026)	02-13-2026 11:13 PM by BetterRed	38	13,390
Calibre themes Mr_H_Poirot (02-13-2026)	02-13-2026 05:00 AM by CAIArchive	1	3,322
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	22,291
System restart needed every update? ( 1 2) Uncle Robin (02-10-2026)	02-12-2026 11:42 AM by PeterT	21	7,849
Calibre-Web - Syncing-issue - books not readable Dirk-71 (02-10-2026)	02-11-2026 07:29 PM by BetterRed	4	4,550
Bug in copying duplicate books in 9.2.1 JSWolf (02-11-2026)	02-11-2026 05:31 PM by JSWolf	0	2,586
Eliminazione colonna non personalizzata Gianky (02-11-2026)	02-11-2026 05:22 PM by BetterRed	3	2,831
Why Does SHUTDOWN Take So Long?! ( 1 2 3) gxn1 (12-03-2025)	02-11-2026 03:45 PM by Sirtel	30	15,361
Calibre error message when opened shad0wspan (02-07-2026)	02-10-2026 10:44 AM by shad0wspan	7	5,809
Kobo Not Contacting Calibre-Web diogenes3575 (04-09-2025)	02-10-2026 07:20 AM by Dirk-71	6	7,878
Calibre and Tahoe Dark Mode icon? institute (02-07-2026)	02-10-2026 06:06 AM by institute	7	6,574
Linking Calibre with Thorium e-reader (Windows) Mr_H_Poirot (02-09-2026)	02-10-2026 02:28 AM by Mr_H_Poirot	3	3,790
Edited metadata.db. What are the implications? VelvetElvis (02-07-2026)	02-09-2026 04:10 PM by ReadingEnjoyer	6	4,736
Question about the new Bookshelf view in Calibre 9 and the Pages database field MCBastos (01-31-2026)	02-09-2026 03:52 PM by MCBastos	8	7,698
problems with installation of calibre in linux ddh (02-07-2026)	02-08-2026 10:41 AM by ddh	5	4,516
Calibre Alternatives ( 1 2) BetterRed (02-01-2026)	02-07-2026 02:55 PM by un_pogaz	28	11,802
Calibre 9.1 Constantly Accessing Hard Drive at Start-up ( 1 2) Chris_Snow (02-05-2026)	02-07-2026 06:29 AM by un_pogaz	15	8,122
Scrolling speed changed in Calibre 9? Daniel Jackson (02-01-2026)	02-07-2026 05:24 AM by Daniel Jackson	13	6,695
Calibre Database seems to be hosed Attis913 (02-06-2026)	02-06-2026 08:24 PM by PeterT	3	3,942
Linux: Unofficial AppImages ( 1 2) shuvashish76 (01-27-2026)	02-05-2026 04:29 PM by DNSB	22	18,891
Pages field in Calibre 9 vs Count Pages plugin results mikespub (02-04-2026)	02-04-2026 10:45 PM by Sirtel	8	5,745