Halftone

Dither your images Source

Description

A simple Libadwaita app for lossy image compression using dithering technique. Give your images a pixel art-like style and reduce the file size in the process with Halftone.

Source

Project links:

Links to (pages with) screenshots:

Rating

Mobile Fit: 5

Perfect - this app fits your phone screen just fine out of the box and works nicely with touch input!

Project status: released

This project has been developed so far, that its authors felt confident enough to create a release.

The project repository was created on 2023-04-29.

The last known commit happened on 2026-05-31.
Please note: This information is not updated continuously. This particular listing was last updated on 2026-05-31

Features

Connectivity: This app does never use the internet.

✔ This app is (according to its appstream metadata or description) intended to be compatible with mobile devices.

Packaging

Is this app packaged for my distribution?

green: current and packaged,
red: packaged, but not current, ratings and other details may not apply.

Get it on Flathub!

Install as flatpak: https://flathub.org/apps/io.github.tfuxu.Halftone.flatpakref

Build and install your own flatpak: https://raw.githubusercontent.com/tfuxu/Halftone/main/build-aux/flatpak/io.github.tfuxu.Halftone.json

If you're lucky*, you can install this app by just hitting this button:

Install

* You need to have an appstream:// handler, e.g., GNOME Software or KDE Discover, installed and the app needs to be available in a configured software repository, more details.

Find similar apps

By Category: image processing

By FreeDesktop-(Additional-)Category: Graphics ImageProcessing Utility

Licensing and technical details

License: GPL-3.0-or-later Metadata: CC-BY-SA-4.0

Frameworks: GTK4 libadwaita

Backend: imagemagick

Programming languages: Python

Build system: meson

AppStream Metadata URL: https://raw.githubusercontent.com/tfuxu/Halftone/main/data/io.github.tfuxu.Halftone.metainfo.xml.in.in