epub-optimizer

This CLI will optimize your epub file size, by performing the following operations:

converting all PNG images to black and white JPGs
removing any un-used fonts
running jpegoptim on all jpgs, if it is installed and available

Installation

$ pip install epub-optimizer

Usage

$ epub-optimizer --help
usage: epub-optimizer [-h] -i INPUT [--verbose] output

Optimize epub file size

positional arguments:
  output                The output filepath

optional arguments:
  -h, --help            show this help message and exit
  -i INPUT, --input INPUT
                        The input filepath
  --verbose

Example:

$ epub-optimizer -i ~/Downloads/Oathbringer\ \(The\ Stormlight\ Archive\ \#3\)\ -\ Brandon\ Sanderson.epub output.epub
The EPUB size was optimized from 32 MB to 11 MB

Metadata

Release files for epub-optimizer 0.6.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Source distribution (sdist)

Source distribution for epub-optimizer 0.6.0
File	Size	Uploaded
epub_optimizer-0.6.0.tar.gz	3.8 kB	Aug 7, 2025	Details

Built distribution (wheel)

Table of built distributions (wheels) for epub-optimizer 0.6.0
File	Interpreter	ABI	Platform	Reset
epub_optimizer-0.6.0-py3-none-any.whl 4.9 kB Aug 7, 2025	Python 3	none	any	Details

Total release size: 8.6 kB

Release files / epub_optimizer-0.6.0.tar.gz

Download URL	epub_optimizer-0.6.0.tar.gz
Size	3.8 kB
Tags	Source
SHA-256 checksum How to use checksums	`20468cdb7098d20823786308ee976da3f16f4bfe2b59cbfa7fb03b102fd3dd8f`
BLAKE2b-256 checksum How to use checksums	`adf717e6c5927b7b2b8ddc269da423b55509357376edb2264b1da5a9384125e8`
Upload date	Aug 7, 2025
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`poetry/2.1.4 CPython/3.13.5 Darwin/24.6.0`

Release files / epub_optimizer-0.6.0-py3-none-any.whl

Download URL	epub_optimizer-0.6.0-py3-none-any.whl
Size	4.9 kB
Tags	Python 3
SHA-256 checksum How to use checksums	`637d7012059830f487e778ae187e32ba1abdb9cf1e965f1d6b97916854471f75`
BLAKE2b-256 checksum How to use checksums	`ded923a513460eb0354d787dd11d825e341643155fdacf45a90ee7f46509eedd`
Upload date	Aug 7, 2025
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`poetry/2.1.4 CPython/3.13.5 Darwin/24.6.0`