Picasa
Find, edit and share photos. Google has decided to retire Picasa in order to focus on a single photo service in Google Photos, but you can still download and use Picasa here.
Adobe Photoshop is a raster graphics editor with advanced photo editing tools. Adobe has disabled the activation server for CS2 products, because Adobe no longer supports them.
Create vector images for logos, fonts and illustrations. Adobe has disabled the activation server for CS2 products, because Adobe no longer supports them.
Affinity is a set of professional tools for graphic design, photo editing, and page layout. It's functionality is similar to that of Adobe's Photoshop, Illustrator, and InDesign.
Resize pictures captured directly from the camera or chosen from your phones Pictures hub. The resized images can then be saved to the Saved Pictures album, so that you can use them for whatever purpose you may have.
Automatically remove backgrounds in seconds and in a stunning quality. Upload an image, wait five seconds and see the magic happen!
Image retouching program that allows you to do simple or advanced adjustments to an image and apply a vast range of filters on it
Darktable is an image editing application specifically aimed at non-destructive raw photo post-production. It is primarily focused on improving a photographer's workflow by facilitating the handling of large numbers of images.