Questions tagged [epub]

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

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20 views

How to remove extraneous page numbers from ePub TOC

I've created this epub file as an export from an Indesign file, and it's got two problems that I can see immediately: The ToC includes page numbers after the chapter titles, even though I've created ...
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1answer
12 views

Alternate covers for different devices and software

Quite new to writing and editing ebooks and I wondered something. I know in webpages it's possible to produce alternate styling and content based on what the content is being viewed on. So CSS can ...
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10 views

Debugging “Processing failed” errors when uploading DRM-free EPUB3 to Google Play Books?

I have a persistent but intermittent problem when uploading some EPUB3 ebooks to Google Play books. Sometimes the upload seems to take a long time, then stops and gives an error message "...
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24 views

How many links are too many for EPUB?

I have an ebook with a large number of internal links. The stats are below. I'm trying to understand if my troubles are related to the Kindle Previewer or to some unspecified limit on how many ...
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1answer
12 views

Why does EPUBCheck report warnings and errors for ISO8601 date-time string?

While working on a PHP script that builds EPUB 3.0.1 content from external data, I encountered a situation where EPUBCheck complains about a valid ISO8601 date-time string in two places in the ...
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26 views

Adding a background image in Calibre

To get a background image in Calibre, I gather that I need to open a book and right click. This will expose a menu. Choosing "Preferences" >> "Styles" opens a GUI to change ...
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8 views

Why are the last footnotes of each page in my book broken?

I have a book that has pages with footnotes, but the last and only the last one or two footnotes are always broken on my Kindle Paperwhite (Not on any other reader). That means they are treated as ...
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1answer
41 views

Why my EPUB background is black?

I converted .docx file to .htm and convert it to .epub in Calibre. When i view it, the background color is black. How to change it? I tried change the css background color but it doesn't work. Any ...
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21 views

Can you send epubs to Kindle and keep the cover art?

I've been working on a hobby javascript project recently that automatically compiles content from some websites into an epub (with the help of epub-gen) and then sends it to my device via the Send-to-...
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42 views

Is there a standard, fool-proof way to add a cover to an ePUB?

I write my books (ePUB 3.0) using Sigil. In principle, there's a simple function to automatically add a cover, which creates an XTML file called "cover.xhtml", which looks like this: <!...
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1answer
15 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
44 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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1answer
51 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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13 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
161 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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17 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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15 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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161 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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20 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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28 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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8 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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1answer
248 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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16 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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23 views

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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28 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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1answer
15 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
16 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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119 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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52 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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90 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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51 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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69 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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27 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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100 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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45 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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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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30 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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46 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
84 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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1answer
74 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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39 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
251 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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19 views

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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58 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
66 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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147 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
720 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
456 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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94 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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