nayamamarshe / comepress

📥 Comepress - Convert and Optimize your Web Project's Image Files to Next-Gen WebP format in just one click!

📥 Comepress

Super trivial app to optimize your web project by converting all PNG, JPG and JPEG images to Next-Gen WebP format

Just drag and drop your files or folders and that's it!

Reduce your image bundle size by 40-80%

That means faster site loading for users and smaller project size!

Here's a small comparison:

Without Comepress	With Comepress

With Comepress I easily got over 43% space gain!

The images generated by Comepress are currently lossy but the quality is indistinguishable, so you can use this in production without any worries.

Installation 👨‍💻

Linux 🐧

1. Download the Linux version from here: https://github.com/NayamAmarshe/comepress/releases/latest
2. Extract the 7z file.
3. Double click and run the comepress executable file.

MacOS 🍎

Coming Soon

Windows 🔳

Coming Soon

Build Instructions 🛠

Please help me generate builds for MacOS and Windows.

1. Install dependencies:

pip3 install pyqt5 pyinstaller

2. To run comepress as is, run:

python3 comepress.py

3. To build comepress:

pyinstaller comepress.py --add-data "./res/*:res" --onefile --icon='res/inbox_tray_3d.ico' --windowed

An executable file will be created in dist folder.

Credits ⛑

• @TGS963 for helping me with the project.
• Microsoft for their open source Fluent 3D Emoji Icons.
• Python and Qt5

comepress's Issues

Add JPEG XL lossless transcoding of JPG support

JPEG XL can losslessly transcode JPG with a claimed gain of around 20%. But then it's lossless and can be reverted.

About this particular feature:

• https://cloudinary.com/blog/legacy_and_transition_creating_a_new_universal_image_codec#legacy_friendly_jpeg_xl
• https://gist.github.com/cedrickchee/a5aa40e8e6e00e8e4c8dc7aae9a3718e

More info about JPEG XL:

• https://jpegxl.info/
• https://jpegxl.io/articles/faq
• https://caniuse.com/?search=jpg%20xl
  • Available behind a flag in Chromium based browsers (https://chromestatus.com/feature/5188299478007808) and Firefox nightlies (https://bugzilla.mozilla.org/show_bug.cgi?id=1539075), hopefully it will be on by default in near future.