Image Optimizer is a free and open source lossless image compression application for Linux. This lossless Image Optimizer comes with simple and clean UI without any configuration options. You just need to browse and select to add the image. It automatically optimizes and replaces your current image with optimize version. It supports bmp, jpg, jpeg, png, pnm and tiff file formats. It is based on JpegOptim and OptiPng and released under MIT License.
Install Image Optimizer on Ubuntu
Image Optimizer is available as flatpak package for Ubuntu. You can also install from unofficial snap package. First you need to install the flatpak and flathub on your system, if you don’t have it. After the installation restart your system and open the terminal and run below Image Optimizer flatpak installation command.
flatpak install flathub com.github.gijsgoudzwaard.image-optimizer
After the installation you can open the Image Optimizer via this command.
flatpak run com.github.gijsgoudzwaard.image-optimizer
Install Image Optimizer via Snap:
You can also install Image Optimizer via below snap command . In terminal run this snap Image Optimizer installation command.
sudo snap install image-optimizer