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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

Problems Converting HTML to...

by ezechias

Yesterday 10:04 AM

5,900

36,114

Devices

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

Kindle Book Cover Bug Strikes...

by DNSB

Today 03:20 PM

4,532

31,187

Editor

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

Have to press alt-f hotkey...

by JimmXinu

Today 01:45 PM

1,926

15,480

Library Management

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

Why would the author name be...

by DNSB

10-11-2026 09:11 PM

10,698

72,404

Plugins

Use plugins to extend the functionality of calibre

[Conversion Output] kfxgen -...

by 93terp

Today 03:32 PM

1,070

77,239

Recipes

Post your calibre news download recipes, solutions and requests

Economist failed after...

by NullNix

Yesterday 08:18 AM

4,051

20,285

Server

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

virtual library opds

by kovidgoyal

Today 10:21 AM

695

3,709

Viewer

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

Calibre viewer opens epub...

by Truus

10-06-2026 04:26 AM

633

4,440

Related Tools

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

Searching in various...

by Dirk-71

09-29-2026 09:19 AM

494

7,503

Development

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

calibre-debug...

by shayaknyc

10-08-2026 11:25 PM

1,084

8,143

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Threads in Forum : Calibre

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Rating Thread / Thread Starter	Last Post	Replies	Views
Sticky calibre friday preview releases ( 1 2 3 4 5 ... Last Page) chaley (03-08-2024)	10-02-2026 01:39 PM by DNSB	419	541,408
Sticky Dealing with Kindle ebooks in calibre ( 1 2 3 4 5 ... Last Page) odamizu (05-27-2024)	10-01-2026 08:31 AM by Apache	1,841	1,870,939
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)	08-16-2026 07:44 PM by reise	256	771,595
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	313,610
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	113,970
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	217,875
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	240,783

Calibre Companion PeterT (09-13-2026)	Today 01:27 PM by shelfwalker	12	4,650
Using :has() pseudo-class ? Zillion_ (10-11-2026)	10-12-2026 06:38 AM by Zillion_	5	1,073
Cannot add new column in library (bug?) igorius (10-11-2026)	10-11-2026 11:56 PM by BetterRed	2	621
9.16 Windows download from GitHub 404's BetterRed (10-09-2026)	10-10-2026 03:22 PM by Dal Bhat	5	1,452
9.16 change log missing? Phssthpok (10-10-2026)	10-10-2026 11:26 AM by kovidgoyal	3	784
Spotted in 9.15 changelog ( 1 2) ownedbycats (09-18-2026)	10-10-2026 10:21 AM by Phssthpok	19	5,245
New TTs Kokoro in calibre jonathan2022 (10-09-2026)	10-09-2026 01:41 PM by JSWolf	3	794
Kovid Goyal Life Time Achievement Award from FOSS United ( 1 2 3 4) Krittika Goyal (09-28-2026)	10-08-2026 11:07 AM by JSWolf	45	7,726
Where did this come from? ( 1 2) ArizonaGuy (09-23-2026)	10-07-2026 02:51 PM by Sarmat89	19	2,892
Calibre MCP-server Snowflake (10-01-2026)	10-05-2026 11:41 AM by Snowflake	1	1,064
AI setup with local models royalj7 (09-25-2026)	09-26-2026 06:15 AM by rantanplan	1	1,305
Send to Device: a book in two formats Dal Bhat (09-25-2026)	09-26-2026 02:04 AM by DNSB	5	1,660
[Calibre 9.15+] Create your own adventure (CYOA) discussion and enhancements mitchmutch (09-22-2026)	09-24-2026 10:25 AM by mitchmutch	2	1,682
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	09-21-2026 05:00 PM by Desertway	57	86,737
Creating an ePub from rtf files ArizonaGuy (09-20-2026)	09-20-2026 02:19 PM by ArizonaGuy	2	1,512
Add Swap Author to Edit Metadata Individually pugsley1 (09-19-2026)	09-19-2026 10:00 PM by theducks	1	1,360
Two Suggestions Rellwood (08-28-2026)	09-18-2026 11:37 PM by Rellwood	11	3,845
Is it allowed to use the Calibre logo on my website? tijsco (09-16-2026)	09-16-2026 05:01 PM by tijsco	2	1,894
Replacing file on device maddz (09-12-2026)	09-12-2026 09:28 PM by theducks	5	2,440
Cover background color not working dunhill (09-06-2026)	09-06-2026 07:38 PM by dunhill	2	2,241
Calibre window not showing up spicyfood (09-06-2026)	09-06-2026 06:53 AM by JSWolf	2	2,244
PNG to JPG ( 1 2) ableal (03-21-2022)	09-05-2026 05:42 PM by JSWolf	16	9,559
New AI Cover Generator ( 1 2 3) JeffGeorge (09-01-2026)	09-05-2026 04:32 PM by dandaman	40	7,730
How to pevent Calibre automatically converting epub to kebub Ane (08-20-2026)	09-03-2026 02:26 PM by Dal Bhat	2	2,610
Actual cover image not showing in Calibre. Shows blank white image instead GalacticHull (08-31-2026)	08-31-2026 09:26 PM by GalacticHull	1	1,986