Questions tagged [epub]

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

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1answer
6 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 ...
4
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5answers
334 views

cloud-based epub reading system with offline reading AND collections — what are my options?

Google Play books is getting to be cumbersome on so many levels. Most importantly, the android app has no way to organize ebooks by collections or different shelves. Yet Google Play Books is really ...
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2answers
142 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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7answers
7k views

Command line extraction of metadata (title. author) from epub file

I would like to use a command line program to extract the title of a book (possibly also other metadata) from its epub file and return it as a string. I am using Linux, but my guess is that the ...
3
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1answer
408 views

Epub conversion for a book in Hebrew

What is the best practice for converting an Indesign file in Hebrew to Epub format? I have produced two epubs in Ebglish in the past, but apparently in Hebrew it messes the whole layout up and some ...
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1answer
72 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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0answers
9 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 "...
5
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1answer
262 views

ePub 3: Finding the Navigation document

I've been looking at a few different ePub3s (programatically, not through ePub-specific software), and notive that the navigation document containing the TOC doesn't seem to be constantly named. Is ...
3
votes
1answer
1k views

Malayalam epub to Kindle format

There are some good Malayalam books in DCBooks for purchase. It's in epub format. Have to use DCBooks ebook reader application to read. I don't like to read in mobile ... I want this in Kindle. I ...
2
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2answers
345 views

Calibre changes font coverting AZW book to EPUB

I'm trying to convert an azw book to epub. Calibre completes the conversion with no problem, but the font has changed (to something ugly). I know I can use the look and feel settings to fix this, but ...
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2answers
2k views

Occasional blank pages in ePub produced by calibre from Word document

I'm completely new to calibre and e-book creation in general. I've converted a large .docx file to ePub format. When I browse the result with the calibre e-book viewer there is sometimes a "blank page"...
2
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1answer
117 views

Create ePUB in Calibre without Document Outline?

I have a book that's made up of a bunch of .tif images. I have all the individual .tif files, and a pdf with them all put together. I'm trying to make a .epub file for the book. When I try to ...
4
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1answer
84 views

Kindle Direct Publishing: How to mention other Books

Somebody knows how I can create "View in Store" Links within my Kindle E-Books? I noticed that some books I've bought on Amazon use these special type of links which have a little book symbol next to ...
1
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1answer
737 views

How do I direct links in popup-footnotes directly to main text?

Using calibre and epub3 I'm using popup footnotes (with epub:type). In some of the footnotes I present links (ex. a link to Chapter 2) to the main text. This referred text should not be presented in ...
7
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1answer
707 views

Why can't I download the same books to Adobe Digital Editions and Overdrive apps?

According to Overdrive, if I get an ebook from a participating library, I should be able to get it on up to six devices, as long as I login with the Overdrive ID on each. So I've checked out a book, ...
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0answers
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 ...
2
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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 ...
3
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1answer
447 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 ...
2
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0answers
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 ...
3
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2answers
1k views

Referencing cover, title, and dedication pages in ePub navigational TOC

I am preparing a book for ePub conversion in Indesign CC 2014. I have noticed almost all professional ePub eBooks have their TOCs reference every single page starting with the cover page. In print, ...
2
votes
1answer
38 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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0answers
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 ...
2
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1answer
442 views

Endnote formatting when using epub and kindlegen

I try to use ePub formatting as below. This is based on the output of the pandoc tool. <div id="chapter-two" class="section level1"> <h1>Chapter Two</h1> <p>Chapter two has ...
2
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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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0answers
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-...
2
votes
1answer
161 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. ...
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5answers
9k views

Direct copying of epub files on the Kobo internal file system

I am running Linux (Mageia 5), and I own a Kobo Glo HD. There is no Kobo Desktop for me (that I know of). I wish to load some free epub books on my reader. I read in several places that one can copy ...
20
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7answers
28k 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 ...
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1answer
636 views

EPUB 3 CSS stylesheet ignored in some cases?

I created a MOBI file using Kindlegen. I fed the MOBI file to Calibre and converted it to an EPUB. If I view the HTML files I used to create the MOBI file, they look great. All formatting is picked ...
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0answers
38 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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2answers
299 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 ...
2
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1answer
40 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 ...
2
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1answer
246 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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1answer
14 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 ...
2
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1answer
50 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. ...
2
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1answer
1k 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 ...
3
votes
1answer
147 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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0answers
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 ...
1
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1answer
132 views

cover size issue with pandoc (markdown to epub) (when viewing on Kobo)

I am using pandoc to create EPUB files from markdown files to read the EPUB on my Kobo. It works well except with the cover which is not displayed at the proper size. Here is the cover image: Here ...
3
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0answers
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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0answers
15 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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0answers
12 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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0answers
148 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 ...
13
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4answers
7k views

epubcheck error: mimetype entry missing or not the first in archive

I have an ePub that returns "mimetype entry missing or not the first in archive" error in epubcheck, even though the mimetype file is correctly placed. How to fix that?
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0answers
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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0answers
26 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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9answers
7k views

How to rename epubs when the file name is a numeric string?

I have a number of EPUB titles that need renaming, from the likes of "1631214659.epub" to "Moon's Napa and Sonoma" and so on. They load into Calibre under their actual titles, but I still need to ...
0
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1answer
225 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 ...
8
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4answers
49k views

How to add external epub to Kobo Desktop?

My Kobo Aura HD H2O is "in the mail" so I'm trying to prepare for it by adding existing non-DRM ePub books that I already own. Ideally I'd like to be able to add books to the Kobo Desktop App and ...
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0answers
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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