Questions tagged [epub]

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

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Disable extra (page?) numbers showing up in kobo

Hello I am packaging an epub book and I'm seeing numbers that aren't in my source on kobo. It looks like they're being added by kobo. They don't show up on Calibre or apple books.app or on kindle. ...
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The mimetype file has an extra field of length n error, while generating an ebook from command line

I'm using command line in linux to generate an ebook from a directory. I use these commands to generate: First I add mimetype in the epub. zip -0 mp.epub mimetype Next I add META-INF/ and OEBPS/ ...
1 vote
2 answers
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Lookinɡ for online document to epub converter

I have been lookinɡ for an free online docx or doc to epub converter, thouɡh somethinɡ always seems to be somethinɡ a bit weird about the converters [not havinɡ imaɡes after conversion, addinɡ extra ...
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1 answer
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How do I know how many pages my manuscript will make in kindle ebook format?

I am planning to write a book. I will be using LibreOffice writer for that. After completing the work I will make a pdf file and import it in kindle. But what I want to know before hand is the number ...
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1 answer
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Are Creative Cloud/Indesign EPub Embedded Fonts Broken on Kindle IOS?

I am publishing an eBook with source code, and I want to use an Emigre typeface to improve readability on phone devices. It's bundled with Creative Cloud so I have created an ePub test. Fonts working:...
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1 answer
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How to translate web pages to epub?

I have a Kobo H2O Aura ebook reader. It uses the getpocket application: I send the link of a web article from my registered e-mail address to a central getpocket address, and when I turn on my ebook ...
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A way to force multi page Epub on Google Play Books

So, I have come to the understanding that to have multiple page displaying on google play books, I have to tilt the device to landscape, so that the option appears on the menu on top. But I want to ...
4 votes
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+100

How to access developer tools in iBooks on macOS Monterey (version 12)

How do I access developer tools in iBooks on macOS12 (Monterey)? We have epubs with multiple-choice questions, and we use Javascript to make them interactive (i.e. click on an option, see if you're ...
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2 answers
42 views

EPUBCheck aborted! The system lacks sufficient memory! Make sure that Java is installed as 64bit application. Error code: 99

Below is error am facing when loading epub file in pagina EPUB checker. EPUBCheck aborted! The system lacks sufficient memory! Make sure that Java is installed as 64bit application. Error code: 99 ...
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1 answer
27 views

How to convert all SVG images to PNG images in an EPUB file

Is there a way to convert all of the SVG images in an EPUB file into PNG images? I want to do this because few EPUB readers have full support for SVG (most readers only implement a subset of SVG).
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1 vote
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How to solve the issue of two cover images being created when converting from epub2 to epub3 using pandoc?

Essentially, what happens is that when I convert from epub 2 epub 3 using pandoc by using the following line: pandoc input_file.epub -t epub3 -o documents/input_file.epub I get the version changed ...
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How to preserve each page as sections when converting PDF to EPUB with Calibre?

Trying to convert a PDF to EPUB with Calibre, and make it generate EPUB sections with each individual PDF page. Example: convert this to PDF with LibreOffice https://acdbio.com/sites/default/files/...
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What software supports creation of EPUB (Kindle) files in Persian language based on Amazon RTL file creation standards

I am trying to develop a file in EPUB format in Persian (Farsi) language based on the Amazon's file creation standards. Could you kindly suggest what software I need to use for this purpose? I have ...
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1 vote
2 answers
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How to hide toc.xhtml in epub 2

I have an epub 3 that I want to be backwards compatible for older e-readers that expect an epub 2. My table of contents is rendered in a toc.xhtml, as expected by an epub 3. In addition, I have an ....
1 vote
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Link in footnote error from Calibre. Upload to d2D error

Here is the error Draft2Digital is giving me when I upload my epub file: ERROR(RSC-005): .tmp.tmpxl0rfcuu.epub/index_split_014.html(85,203): Error while parsing file: attribute "data-docx-vert&...
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1 answer
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How to convert the pdf (images slightly distorted) of a book to a clearpdf/epub?

Can someone please suggest a way to convert the pdf of a book which is collection of photos of the book into a clear pdf/epub. I have attached a sample page for your reference, and pages like these ...
0 votes
1 answer
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What will be the Kindle file type replacement for when mobi files are deprecated?

What is the current or preferred file type to convert an epub to for a kindle? Assuming paperwhite, or similar relatively recent model. My kindle has backlight but isn't waterproof like the ...
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2 answers
128 views

Metadata for Epubs

I'm currently building epubs by hand (ok, I do cheat and use Calibre's epub editor from time to time). And through some curse from a dying sorcerer everything I'm doing is: One of a series/trilogy/...
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2 votes
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Any Ebook editor that allows easy media overlay?

I am trying to create an ebook with a media overlay (read aloud feature). Once created, I would like to use the ebook to play audio and highlight the text in the book at the appropriate time in the ...
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1 vote
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34 views

Change eBook font doesn't change font for ordered/unordered lists

I've created an ePUB with fonts exported so that when viewed on "Original" (eg in iBooks), you see the same font as the paperback edition of the book. But if you change the font in iBooks (...
1 vote
1 answer
44 views

EPUB 3 large file leading to poor performance

I am generating very large epub3 books (almost all text) and I have noticed severe performance issues when trying to read them. Is there any format changes I can make to make reading performance ...
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1 answer
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Convert fixed layout azw3 file, to pdf first or other formats if not possible, with all formatting intact

I have an azw3 as described above. It can be converted into epub, using the extension from Calibre "Kindle Unpack", but there are no paragraphs, meaning that the all the words in the txt ...
1 vote
0 answers
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Sigil EPUB: Auto-generating internal links to illustrations

I'm working on converting a large book from its original digital masters to EPUB. I'm using Sigil right now, but am open to using other tools where appropriate. This book contains a lot (240!) of ...
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1 answer
240 views

Save reading percentage, bookmarks and highlights inside of epub file

Is there a way or a specific epub reader that can save highlights and bookmarks inside of the epub file. Basically I would like to have an app that works like kindle on different devices, so that my ...
0 votes
1 answer
267 views

How to convert PDF's with footnotes for Kindle?

I have a collection of PDF files which I'm looking to load onto a Kindle. First, however, they need to be converted. Experimentation gives sub-par results by selecting and converting to mobi through ...
1 vote
2 answers
169 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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1 vote
1 answer
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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 ...
1 vote
1 answer
531 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 "...
1 vote
1 answer
55 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 ...
1 vote
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245 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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1 vote
1 answer
469 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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1 vote
1 answer
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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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2 votes
1 answer
357 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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2 votes
1 answer
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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. ...
10 votes
1 answer
1k 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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3 votes
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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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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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1 answer
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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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1 vote
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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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1 vote
1 answer
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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 ...
1 vote
1 answer
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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 ...
1 vote
1 answer
362 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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1 answer
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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?
1 vote
1 answer
120 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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2 votes
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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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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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1 vote
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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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1 vote
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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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430 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 ...
1 vote
1 answer
199 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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