Questions tagged [epub]

A standard format for ebooks defined by the International Digital Publishing Forum (IDPF)

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7 views

fix spine order and file names based on toc.ncx

I do have epub2 book with wrong spine (files in it are also in wrong order). I was able semi-automatically to fix correct order and create correct toc.ncx. Each file contains one or zero chapters ...
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1answer
18 views

Kobo Libra images appear very small

I have a new Kobo Libra and bought 2 online epub books. I transferred them onto Kobo by using Calibre. When opening the eBook the layout is fine except that all images appear very small!? I've opened ...
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36 views

Changing my eBook reader. Any way to take my kindle books with me?

I am changing from Kindle for reading eBooks onto a different eReader platform. I've purchased a couple of eBooks for Kindle on the Amazon platform but those books I didn't start reading yet. ...
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12 views

Generating scrollable section list

Navigating through https://github.com/danchoi/kindlefodder I've found that some of the docs contain a neat section list. To view it, you have to click on the top of the page to reveal the options, and ...
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1answer
54 views

How do I prevent Calibre from modifying EPUB files when I read them?

Whenever I have an EPUB file and open/read it using Calibre, Calibre silently edits the EPUB file. I know that Calibre edited my EPUBs because I calculated the checksums (SHA-256, MD5, etc.) before ...
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10 views

Problem with endnotes in epub to pdf conversion

I have an ebook with lots of references (about 700) that are listed at the end of the book. I wanted to convert the ebook from epub to pdf so I used Calibre. The problem is that I get a pdf with 900 ...
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9 views

How to generate a foolproof polytonic Greek ePub for the Kobo?

I intend to use Seumas MacDonald’s Ἡ Ἑλληνικὴ γλῶσσα καθ’ αὑτὴν φωτιζομένη (Lingvæ græcæ per ſe illvſtrata, or The Greek language illustrated by itself) to learn ancient (Koine) Greek. I can load a ...
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16 views

Can epubs include input fields and enough javascript to allow measurement unit conversion?

I'd like to compile culinary recipes into epub format, one recipe per ebook. It would be good if instead of hard-coding ingredient amounts, the user could simply enter the number of people they're ...
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55 views

How do I convert from epub to mobi and reduce the file size?

I have a large (~200MB) image-heavy epub file that I want to convert to a <20MB mobi file. Following the advice in the answers to this question I am able to reduce the epub file size to <20MB by ...
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17 views

Is there a Cloud Service that can allow me to remove downloaded EPUB files?

DRM software out there is pretty expensive, like Adobe's DRM solutions. Even resellers of their service are a little expensive for a smaller business. This is the best price I could find. I'm ...
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20 views

I've started created my epub v3 with Sigil, should I have used Calibre instead?

I'm new to creating ebooks. I have mp3s and mp4s that I want to include in my epub so I started off making an epub v3. I started with using Sigil to create my file but I'm wondering if it was a ...
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7 views

Formulas alignment with mathml

I am creating an epub3 of mathematical argument, using mathml for formulas. How do you write a block of formulas one below the other all vertically aligned on the left and not centered?
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61 views

How to customize the font when converting from EPUB to MOBI with Calibre?

From within Calibre I generally right click an EPUB book, select "share" and send it to my Kindle address -- it pops up on my e-reader fine. I'd like to set a preferred font for that ...
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12 views

Typesetting mathematics in epub 3

Ebook content versus physical book content wrote in 2014 that mathematics on an ebook is a complete mess, at least until epub3 will be deployed in full What is the state of the art in 2020? What ...
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What is the correct way to apply Structural Semantic Vocabulary over multiple content documents?

I'm manually converting a book from HTML to ePub. The book is an anthology of works: a work of three volumes with each volume comprising several chapters. I'd like to use the Structural Semantic ...
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21 views

Can anybody help me modifying those css code?

I used those code from Github to change the theme of calibre reader. Everything seems okay but as you can see in the screenshot, at the right part and at the bottom part, the long text gets cut off. I ...
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13 views

Calibre convertion: text goes out of the screen

I just used Calibre to convert this html document into an epub. To do that, I first downloaded the chapter using: wget -r --no-parent -k https://www.supinfo.com/cours/1CPA/ and then I rename the ...
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1answer
14 views

JPG continues to appear in subsequent pages

I have tables I converted to jpg inserted into the MS Word file of a book to be published. After converting to epub with Calibre, I noticed the jpgs continue to show in the background in pages after ...
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52 views

Add new format of a book to calibre from command line

There are some books with mobi and azw3 formats on my calibre library which I want to convert them to epub and I prefer to do it from command line. I'm able to convert books using ebook-convert but ...
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38 views

How to split a large EPUB into multiple smaller ones programmatically?

I want to split EPUBs using a CLI tool or a script (no GUI). I don’t particularly care about where the split happens, but chapter boundaries are preferred. I also don’t wish to lose the table of ...
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49 views

How to hide video player controls/progress bar at bottom in Epub?

I am working on an ebook with video. It is being designed in InDesign. It is an art book and the video is full-page, and set to autoplay. Destination is primarily the iPad and Mac. The problem is ...
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39 views

How do I import an EPUB e-book into my Kindle?

How do I import an EPUB (.epub) e-book into my Kindle considering that file format is not native to Kindle's?
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1answer
49 views

which readers honor -webkit-transform CSS property?

I have got an ebook (in epub format) of a popular Italian series for children. However, I cannot browse it with my usual Android ebook reader (Moon+ Reader Pro) because formatting is quite wrong: for ...
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24 views

calibre reader automatic edits to epub documents

It is widely known (see How to delete Calibre ePub bookmarks), though not to my knowledge documented, that Calibre makes modifications to EPUB documents even without the user's choosing to edit them. ...
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44 views

Is there a way to store my bookmarks inside the .epub and read those in any epub reader app and os?

I often read my epubs from different computers and with different apps. When I travel I use iphone, when I work I use the office PC with windows, when at home I use my Linux pc, and when in bed I use ...
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40 views

Convert math-heavy epub to mobi?

I have an epub with a lot of equations, and these get garbled when converted to mobi using calibre. (E.g., “=“ gets dropped off in the mobi version.) They also become rather small images. (I’d prefer ...
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14 views

using epub3 my popup notes are showing in the ebook

Using this code as my link, using kindle previewer on PC The earliest known mention of the Jewish God Yahweh is in an inscription relating to the King of Moab in the 9th century B.C. and ...
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26 views

How to convert a batch of gif URLS to epub?

I have the pages of a book in the form of over 400 gif URLS. How can I most easily convert into epub format? Thanks!
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42 views

Convert mathml formulas to PNG or SVG

My ereader does not support mathml formulas. How can I convert all the formulas inside an epub to PNG (or SVG)? I'm fine with scripts, so it doesn't need to be a software solution.
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2answers
52 views

Fix broken eBook Table of Contents?

The Table of Contents of this .ePub file seems to incorrectly link to one page previous to the desired page. For instance if 'Part 2' is clicked, it directs to the last page of 'Part 1'. I have looked ...
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55 views

Continuous scroll for ePub reader in PWA

Is anyone aware of limitations that would prevent an ePub reader within a PWA built with Typescript/Javascript in an Ionic/Angular framework from having continuous/infinite scroll?
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30 views

How to know what is wrong with an ePub file converted from FB2 and not able to be opened by iBooks?

I have an EPUB file converted from FB2 by my own programmatically. I need to convert exactly programmatically because I'm going to develop an iOS app which should take an FB2 file, convert it to EPUB ...
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1answer
183 views

Genres/ Subjects/ Categories in epub's metadata

What is the proper way to define genre in epub's metadata? (in OEBPS/content.opf file.) I can't google the definition, just some obviousness mentions like "It may also include many other things ...
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How do I get epubs from my Inbox to my PC Kobo?

Not interested in eReaders. I just want to take epubs in my mailbox and put the into my desktop Kobo.
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50 views

Which is best to make ebooks from web pages: dotepub or epubpress?

DotEpub and EpubPress are two extensions to Chrome (and Safari) to produce ebooks from web pages. EpubPress has the advantage that it can have as input up to 30 web pages and compose them into a ...
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2answers
64 views

Scan epub and pdf to ascertain absence of malware

Is it possible to verify the absence of malware in epub and pdf files?. I'm using a MacBook Air, macOS Catalina, and iPad mini iOS 13. What program can I use?
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2answers
127 views

Epub edited in Calibre shows no mistakes but IceCream Ebook Reader show me mistakes

I am editing a book with Calibre and it seems perfect with Calibre reader, but when I save it and I open the epub using IceCream it shows me mistakes, I trying to discover why. Any comments? Thank you!...
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1answer
494 views

How to convert epub/mobi to PDF without image distortion?

I've used Calibre to convert Mobi/Epub to PDF. The overall output is good, however, the image is always not in good shape. For example, How image shows in Kindle reader (Android app) How image shows ...
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1answer
420 views

Why won't Microsoft EDGE show EPUB ebooks?

I have been using the Microsoft EDGE web browser to read EPUB ebooks (my favored format, since they're smaller than the equivalent MOBI/AZW3 or PDF ebook file). However, EDGE now won't show the ...
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1answer
63 views

how to convert a wikibook to e-pub or mobi?

Not strictly a Kindle question, e-pub would work. PDF isn't suitable. How can I get a wikibook, in full, on my Kindle? Kindle support I know it's been a bit of time, but maybe it's time to ...
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22 views

Does Smashwords work better with Microsoft-generated .doc file input than LibreOffice's version?

I have a technically uninteresting HTML file which I opened and saved as .doc (Smashwords' preferred format). I received the following in an autogenerated email: EpubCheck result: Failed! Repair ...
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1answer
59 views

Ellipsis flowing to next line in epub

I'm currently doing an epub where the original scanned pdf has many "xxx !…" — that's any word (xxx)… followed by a thin space… followed by an exclamation mark, followed by an ellipsis. In unicode ...
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2answers
239 views

ebook-edit in calibre automation with python

I want to write a python automation program for merge html files in a epub using ebook-edit(in MacOS sub directory) in calibre. I know how to do it manually but I want to it many epub files ...
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1answer
41 views

ePub 3 option for age restriction metadata?

I'm looking for the equivalent of the RTA header for websites but for ePub - something I can put in the metadata section to label the ePub as intended for an adult audience and not suitable for ...
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1answer
337 views

Can I force Calibre flow mode to ignore page breaks and never skip pages like paginated mode?

Is there a way to force Calibre to scroll content like a regular web page, instead of scroll normally till the bottom of a page comes up, then skip the whole screen to the next page, then skip to the ...
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1answer
77 views

How to move a word to the next line in Sigil

I know how to move words on the same line, but I don't know how to move them to the next line in the code view. When I move the word over on the same line, I increase the left: numbers. I want to ...
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3answers
398 views

Which major eBook reading applications support JavaScript?

I've been trying to find an eBook reader for Windows that fully supports EPUB3 (i.e. allows JavaScript) but I've had no such luck. So does anybody have at least one such application for each of: ...
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1answer
133 views

JPG loses quality during ePUB to PDF conversion with calibre

I have a ePUB with a bunch of formulas as JPG files. In the ePUB they are super crisp, but during ePUB to PDF conversion with calibre all the images become blurry, I'd imagine they are JPG compressed. ...
2
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1answer
930 views

how to NOT have calibre reduce pictures' resolution when converting from epub (or anything I guess) to MOBI

I'm selling art ebooks on KDP Amazon, and I need the pictures not be shrinked as they automatically are when passing from odt to mobi/epub. But it would be easier if Amazon didn't have to convert epub ...
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2answers
564 views

Transfer epub from Android phone to Kobo reader

Is it possible to transfer an epub from an Android phone to a Kobo reader not using the Kobo app? For links, getpocket provides a way: I send the link to add@getpocket.com where I registered my email ...

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