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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

Some epubs were delivered to...

by JSWolf

Today 09:29 AM

5,892

36,068

Devices

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

DeDRM problem

by Sirtel

09-05-2026 10:10 PM

4,528

31,164

Editor

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

Italian spell checker issue...

by Gnappo

09-07-2026 04:19 PM

1,917

15,402

Library Management

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

multiple Calibre instances...

by Sirtel

Today 12:11 PM

10,685

72,303

Plugins

Use plugins to extend the functionality of calibre

[GUI Plugin] epubveri library

by Kayadelenium

Today 01:38 PM

1,063

76,746

Recipes

Post your calibre news download recipes, solutions and requests

Economist failed after...

by DNSB

Yesterday 03:58 PM

4,041

20,216

Server

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

Access from the internet

by kovidgoyal

Yesterday 11:30 PM

689

3,676

Viewer

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

Calibre always opens the PDF...

by shuvashish76

08-21-2026 12:37 AM

630

4,388

Related Tools

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

Calibre on a "blind"...

by DNSB

08-08-2026 06:34 PM

492

7,484

Development

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

calibre-debug...

by kovidgoyal

08-28-2026 10:46 AM

1,082

8,132

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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)	09-03-2026 01:19 AM by DNSB	1,795	1,773,257
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	739,587
Sticky calibre friday preview releases ( 1 2 3 4 5 ... Last Page) chaley (03-08-2024)	07-27-2026 01:35 PM by thiago.eec	409	505,764
Sticky Color palettes ( 1 2 3 4 5) dunhill (03-06-2024)	03-05-2026 08:22 PM by artistkinda	72	289,428
Sticky Link to new DRM tool version DNSB (07-13-2022)	07-13-2022 06:06 PM by DNSB	0	108,396
Sticky Video Tutorials kovidgoyal (01-26-2011)	01-26-2011 08:04 PM by kovidgoyal	0	212,191
Sticky New to calibre? Start Here kovidgoyal (01-26-2011)	01-26-2011 04:05 PM by kovidgoyal	0	235,055

Calibre and Dropbox ( 1 2) rxmom03 (03-26-2013)	Today 10:17 AM by retlaw1953	29	18,657
Moved: fetch news error johnny M (Yesterday)	-	-	-
Cover background color not working dunhill (09-06-2026)	09-06-2026 07:38 PM by dunhill	2	897
Calibre window not showing up spicyfood (09-06-2026)	09-06-2026 06:53 AM by JSWolf	2	886
PNG to JPG ( 1 2) ableal (03-21-2022)	09-05-2026 05:42 PM by JSWolf	16	7,779
New AI Cover Generator ( 1 2 3) JeffGeorge (09-01-2026)	09-05-2026 04:32 PM by dandaman	40	5,034
How to pevent Calibre automatically converting epub to kebub Ane (08-20-2026)	09-03-2026 02:26 PM by Dal Bhat	2	1,262
Poll How many books in your library? ( 1 2 3 4) Mr_H_Poirot (02-14-2026)	09-02-2026 03:15 PM by Fiat_Lux	55	75,115
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	654
Gameplay Jellby (08-30-2026)	08-31-2026 02:44 AM by un_pogaz	3	1,179
Two Suggestions Rellwood (08-28-2026)	08-29-2026 07:57 PM by Sirtel	9	2,042
Auto converting same format when adding. Why do this? Dal Bhat (08-28-2026)	08-28-2026 06:34 PM by Dal Bhat	3	961
Editing metadata of books (title, author) doesn't change metadata on device? supafastjelifish (08-04-2026)	08-26-2026 05:10 PM by DNSB	4	4,033
Download Metadata Error kazukasi (07-18-2026)	08-26-2026 01:17 PM by JSWolf	7	7,359
Book awards metadata plugin would be nice! ehead (08-06-2023)	08-26-2026 08:43 AM by taurins	1	1,397
Will there be an appimage? ihuger (08-02-2026)	08-25-2026 12:33 AM by gbm	2	3,625
raspberry pi 5 cron mrijnvis (08-18-2026)	08-21-2026 12:47 AM by mrijnvis	4	2,172
Updating portable version DaySleeper (08-18-2026)	08-20-2026 04:02 AM by DaySleeper	2	1,565
Cover page resiCover page resizing in metadata editinzing in metadata editing window. dunhill (08-08-2026)	08-16-2026 10:01 AM by JSWolf	7	5,024
Parsing errors Gaia Neos (08-11-2026)	08-15-2026 11:01 AM by thiago.eec	13	4,675
What is the best way to keep two Calibre libraries in sync? Loosheesh (08-07-2026)	08-10-2026 08:47 AM by Cactus Chef	10	8,329
Metadata reverted to its previous state. AnnieQuinn (08-10-2026)	08-10-2026 06:09 AM by Sirtel	6	3,049
Installation Error EHS1945 (08-07-2026)	08-09-2026 08:46 AM by kovidgoyal	7	5,599
Similar Books Plugin Quoth (08-01-2026)	08-09-2026 05:29 AM by un_pogaz	13	5,982
Linux install loses setup info drawson1 (08-08-2026)	08-08-2026 08:13 AM by drawson1	2	2,598