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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

10-13-2026 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

10-14-2026 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

10-14-2026 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

How to store two books w same...

by DNSB

Today 02:49 PM

10,701

72,419

Plugins

Use plugins to extend the functionality of calibre

[FileType Plugin] ACSM input...

by JSWolf

Today 05:02 PM

1,072

77,297

Recipes

Post your calibre news download recipes, solutions and requests

Associated Press recipe has...

by mr316

Today 12:08 PM

4,052

20,290

Server

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

virtual library opds

by basco1

Today 05:03 AM

695

3,712

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)	Today 03:22 PM by DNSB	425	542,787
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	1,875,094
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	772,102
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	314,231
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	114,096
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	218,013
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	240,919

Cannot add new column in library (bug?) igorius (10-11-2026)	Yesterday 07:21 AM by igorius	3	923
Calibre Companion PeterT (09-13-2026)	10-14-2026 01:27 PM by shelfwalker	12	4,905
Using :has() pseudo-class ? Zillion_ (10-11-2026)	10-12-2026 06:38 AM by Zillion_	5	1,135
9.16 Windows download from GitHub 404's BetterRed (10-09-2026)	10-10-2026 03:22 PM by Dal Bhat	5	1,552
9.16 change log missing? Phssthpok (10-10-2026)	10-10-2026 11:26 AM by kovidgoyal	3	887
Spotted in 9.15 changelog ( 1 2) ownedbycats (09-18-2026)	10-10-2026 10:21 AM by Phssthpok	19	5,339
New TTs Kokoro in calibre jonathan2022 (10-09-2026)	10-09-2026 01:41 PM by JSWolf	3	897
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	7,818
Where did this come from? ( 1 2) ArizonaGuy (09-23-2026)	10-07-2026 02:51 PM by Sarmat89	19	2,963
Calibre MCP-server Snowflake (10-01-2026)	10-05-2026 11:41 AM by Snowflake	1	1,114
AI setup with local models royalj7 (09-25-2026)	09-26-2026 06:15 AM by rantanplan	1	1,349
Send to Device: a book in two formats Dal Bhat (09-25-2026)	09-26-2026 02:04 AM by DNSB	5	1,694
[Calibre 9.15+] Create your own adventure (CYOA) discussion and enhancements mitchmutch (09-22-2026)	09-24-2026 10:25 AM by mitchmutch	2	1,728
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	87,767
Creating an ePub from rtf files ArizonaGuy (09-20-2026)	09-20-2026 02:19 PM by ArizonaGuy	2	1,561
Add Swap Author to Edit Metadata Individually pugsley1 (09-19-2026)	09-19-2026 10:00 PM by theducks	1	1,393
Two Suggestions Rellwood (08-28-2026)	09-18-2026 11:37 PM by Rellwood	11	3,898
Is it allowed to use the Calibre logo on my website? tijsco (09-16-2026)	09-16-2026 05:01 PM by tijsco	2	1,935
Replacing file on device maddz (09-12-2026)	09-12-2026 09:28 PM by theducks	5	2,506
Cover background color not working dunhill (09-06-2026)	09-06-2026 07:38 PM by dunhill	2	2,278
Calibre window not showing up spicyfood (09-06-2026)	09-06-2026 06:53 AM by JSWolf	2	2,289
PNG to JPG ( 1 2) ableal (03-21-2022)	09-05-2026 05:42 PM by JSWolf	16	9,634
New AI Cover Generator ( 1 2 3) JeffGeorge (09-01-2026)	09-05-2026 04:32 PM by dandaman	40	7,832
How to pevent Calibre automatically converting epub to kebub Ane (08-20-2026)	09-03-2026 02:26 PM by Dal Bhat	2	2,671
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	2,027