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Open-source ebook library management application for Windows, OS X, and Linux.

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11 views

Text-align in calibre doesn't work

This code: body { text-align: left; } doesn't put my text on the left side. Instead I get the block format with spaces of different size between the words. How can I align my text on the left?
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32 views

Reading annotations in Calibre

I have installed the Annotations plugin for Calibre. I have added an annotated ebook from my Kobo Aura H2O device to my Calibre library. Then I imported annotations from the device and Calibre said ...
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1answer
23 views

calibre - how to upload my highlights online?

I'm using calibre to upload books to my kindle (via usb). So my amazon account is not aware of my books. I want to be able to view my highlights and comments online somehow. Since my books are not ...
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42 views

Replace existing EPUB-files on Kobo with KEPUB-files

I bought many different epubs over the years and transfered them to my KOBO (h2o) using Calibre. With the latest update there is a new feature (fast scroll) which I'd love to use on my Kobo. ...
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1answer
82 views

How to correct unicode errors after converting file format?

To convert epub to mobi I utilized on online tool, but it seems to have resulted in odd unicode errors. Throughout the text there are 0092, 0093 and 0094 in place of punctuation. Is this likely to ...
3
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1answer
58 views

Version control for writing ebooks

When software such as Calibre is used to generate epub, what version control is available? To my understanding, git can be made to work with word processors by jumping through hoops. Perhaps there ...
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67 views

Notes for sideloaded material?

I see Indeed. I forgot to mention that it doesn’t work on sideloaded content, or even stuff that you’ve sent to your Kindle through Amazon. You can get Page Flip to work with sideloaded content, ...
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0answers
84 views

How to Open pdf, ncx, opf files?

I have an ebook downloaded from my university elearning site, it was downloaded, not online reading. But it can only be opened and readed from university's elearning app (android only, no iOS app for ...
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0answers
57 views

How to add a calibre bookmark txt to manifest

I converted my docx into a epub file using Calibre but Smashwords is saying that the META-INF/calibre_bookmarks.txt file is not listed in the manifest. Below is their full explanation. Does anyone ...
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0answers
104 views

It's possible to add a background-color: / background: BLACK (with white text) for a page in an AZW3 ebook?

I'm trying to make a page black background with white text but it doesn't work. (AZW3 format) Any ideas for html code? I've tried both background and background-color and they don't work.
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2answers
22 views

Calibre fails to unwrap Georgian text

I am trying to use the calibre conversion feature to convert ebook written in Georgian from PDF to Mobi. The effect is however very poor. Someone in 10 lines gets unwrapped. I tried to use different ...
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0answers
20 views

GitBook generates epub with duplicate headings

I have ebook in markdown files and use GitBook for generating epub file. Like usual, chapters are defined in SUMMARY.md and chapter files begins with a headings (the same like in summary): Title of ...
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1answer
107 views

Convert epub to epub, to do more heuristic processing

During format conversion, Calibre can perform some heuristic processing. For example detecting chapters and scenebreaks. I've notices that a few epubs (especially from Project Gutenberg), could ...
2
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0answers
32 views

Why am I getting spurious TOC entries in Calibre?

I'm converting an RTF document to epub (and mobi) and am trying to extract a table of contents. All of my chapters start with the word "CHAPTER" in all caps, but are not tagged in any special way. ...
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0answers
34 views

Removes numbers in title using regex expression

I have a lot of ebooks like this author - series - volume - title (year). I would, that calibre automatically removes (year) while I'm adding ebooks. I use following regex expression: ^((?P<author&...
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0answers
19 views

Calibre ignores headings from docx and html

After some update, Calibre began to ignore the document's structure while converting docx or htm to epub and mobi. Before that, everything was OK, so I could navigate my ebooks as easily as the source ...
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0answers
21 views

What eBook conversions from HTML to Kindle and ePub scale best to 8MB input?

I am working with Calibre and now, from the command line, know how to use convert-ebook to transform HTML source to Kindle and ePub output. The operation is taking multiple minutes, possibly my fault ...
1
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1answer
541 views

How to send library ebooks from Calibre to Nook

Since I went from Vista to a new laptop and Windows 10, Adobe Digital Editions won't let me download books from my local library. I have signed up with Calibre, but can't figure out how to transfer ...
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0answers
12 views

multi-state objects not working on Calibre

I'm looking for a functional reader for the ePub files that I create via InDesign and found Calibre so I'm still learning its features. So far I can't find or understand why the multi-state elements (...
5
votes
1answer
153 views

Can I disable Calibre from doing any conversion?

I’d like to use Calibre purely for librarying and sync, and I don’t want it do do any conversion between different ebook formats. It is possible to turn off autoconversion when syncing ebooks with my ...
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0answers
111 views

Using Kindle Preview 3 export, Amazon says the file type is not supported

I converted a pdf file to mobi using Calibre, then opened the mobi file in Kindle Previewer 3. I have exported the file to desktop, and sent it to my Amazon Kindle email account. But I got the ...
3
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2answers
2k views

How do I make Calibre convert CBZ to EPUB without images shrinking or conversion?

I've got comics in CBZ format with pictures in 2k or 4k pixels tall and when I try converting them to EPUB, Calibre shrinks the pictures to 1k or under, making them very blurry to view on a mobile or ...
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1answer
107 views

Huge icons after update

I upgraded to Calibre 3.4.0 (don't know what the old version was exactly 2.9?) and now my icons are huge. I tried to follow the advice in this thread, but can't find find automatic scaling in the ...
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1answer
61 views

Is it possible to set Calibre Editor to automatically backup a book file before modifying it?

Pretty much as the title says, is it possible to set Calibre to automatically create a backup copy of a given .epub file before editing it? When experimenting, it would be handy to keep the original ...
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0answers
187 views

How can I force Calibre (command-line) to create footnotes in EPUB 3 compatible asides?

Currently, Calibre creates hidden pages for documents with footnotes. ePub 3 and Mobi/AWZ3 support inline footnotes using the aside tag/element. Is there some CLI command or recipe that I can use ...
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1answer
2k views

How to change text alignment with Calibre book editor

I have a book in .epub format (I will be converting it into .mobi after), and I need to change the text alignment to left everywhere. I am aware of the text alignment feature in the book editor but ...
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1answer
110 views

My HTML toc is not showing up in Calbre MOBI output

My docx has an HTML linked TOC. I select Do Not Include table of contents and the output MOBI has the Go To Table of Contents greyed out. If I leave the Do Not include Table of Contents blank then the ...
1
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1answer
337 views

Within Calibre, is it possible to set a hierarchy on the series field?

Calibre supports hierarchical tags, by placing a dot between the parent and the children tags, like, in example: History.Ancient History, History.Middle Ages, and so on. In the navigator panel on the ...
3
votes
2answers
474 views

Can a custom column with “Date” type be added to the tag browser?

In Calibre, I created a custom column with the type "Date". While it gets displayed as column in the ebook list, it does not appear in the tag browser. Is there a way to have a date-based column as ...
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2answers
125 views

Fix spelling errors in epub file via rtf of same book?

I am reading a book I got as ePub but it has a lot of OCR errors, for example: "is" becomes "!5" and so on. I tried to find another version of the book without the errors but the only one I could find ...
2
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2answers
91 views

Does conversion between filetypes always break formatting in ebooks?

Do different file types of ebooks have different formatting parameters? It looks like many of my ebooks layout came from the Soviet Union or from a typewriter that has no options. It would be really ...
3
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1answer
220 views

Universal Identification metadata for e-books

I would like to add to my ebooks some reference metadata so as to be able to easily find information on the web, without using a search that is often tedious, possibly difficult since each search ...
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1answer
418 views

Epub: Paragraph breaks in unwanted places and leaves Widows

I converted my book from print format (indesign) to .mobi by exporting it via a kindle export plugin. After that I used Calibre to convert it to an epub. When I view the book on Google play Books ...
7
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6answers
10k views

How can I reduce the resolution of images in an epub or mobi file?

Some of the last O'Reilly ebooks I got have become really large (e.g. 60MB for the mobi version and 5.5MB for the epub version) - and these are computer science text books (not art books). The ...
5
votes
1answer
482 views

Problem with hyperlinks after converting chm to epub with calibre

I have a book in .chm format and I had to convert it into .epub format so I used Calibre for Windows for this operation. I am satisfied with the result except for a hyperlink problem. There are some ...
2
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2answers
556 views

Calibre - switching title and series column

I have a problem with Calibre. I have imported many ebooks and the metadata were taken from the file name. In most cases the file name was author - title.epub. All went well, the metadata were ...
1
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1answer
161 views

How to sort on books that aren't in a specific format in calibre

I'm using calibre to convert my books from pdf to mobi. My issue is that I have hundreds of books that are already in the mobi format and I'm looking only to convert the books that aren't already in ...
7
votes
1answer
4k views

Ebooks file naming scheme — Books in a series

Is there a best practice for naming books that come in a series? What is the best practice keeping things straight? Dilemma #1: The book publication dates don't match the Chronological order of ...
5
votes
3answers
2k views

Converting pdf with table of content to Kindle format

To convert the pdf using Calbre I use : Click 'Add Books' and add pdfs to library Save To Disk -> Save Only MOBI format to disk -Once saved the folder location of converted file should open. Send ...
4
votes
1answer
733 views

Calibre viewer displays books wrong

I'm using Calibre the ebook viewer to view PDFs, DjVu, and ePub books. I don't know what version the program is, since I couldn't find any about dialog to confirm it. But I downloaded a couple of ...
3
votes
0answers
140 views

Produce a single file .mobi using Calibre

I'm trying to convert an epub to mobi using Calibre, and I would like to produce the ebook as a single file. I've tried selecting the "insert metadata as page at start of book" as some guides suggest, ...
1
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1answer
386 views

Calibre - keep personal folder format

I have spent the last few days manually organizing my ebook collection into folders and sub-folders. When I load everything into Calibre, everything gets changed from the title to the way its saved in ...
3
votes
3answers
400 views

Calibre to Kindle Book Transfer

I just bought a Kindle Paperwhite. I am having troubles transferring books from calibre to Kindle. The major problems that I face are as follows: Font size even after changing the PDF format to ...
3
votes
0answers
334 views

Calibre ebook viewer - Apply User Stylesheet to Full Screen Mode

How do I apply styles to full screen mode only via the User Stylesheet? Specifically, I would like to adjust the body style during full screen mode to adjust margin-left. I would like to do this ...
0
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0answers
281 views

writing inline footnotes for html to mobi conversion using calibre

I'm generating html code that I convert to .mobi format using Calibre. I have implemented endnotes with backlinks as follows: text.html: this is some text <a id="footnote1" href='footnotes/1....
2
votes
1answer
728 views

How do I have Calibre automatically create a cover image from a non-ebook file?

I am an RPG publisher and use Calibre to maintain my research library (PDF, mostly) and my stock art library (various image files). When I load a PDF, Calibre automatically creates a cover image ...
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0answers
351 views

Kindle Voyage does not show book transferred under Calibre

I have a Kindle Voyage. I tried to transfer an AZW3 or MOBI book with 17MB size to it using Calibre. This book was previously converted from EPUB. But it does not appear in my Kindle Voyage. I have ...
3
votes
2answers
5k views

Calibre ignoring font settings?

I am using Calibre 2.49 on an Ubuntu machine and I noticed that in eBook viewer preferences, whatever font I set, calibre just displays the default font. I tried this on many ePub books. Here is a ...
2
votes
1answer
78 views

How or what coding format do I use?

I'm wanting to change a book called Being and Nothingness by Paul Satre from pdf to something a phone app called UB reader will recognise, I am using calibre-ebook.com, but don't know which format to ...
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0answers
89 views

Formulas are not displayed properly

I usually create summaries of my university stuff with Open Office. I then export it as ODT and convert it to MOBI with Calibre in order to read it on my Kindle 4. The problem is, my created formulas ...