Pixlr

Pixlr is a cloud-based set of photo editing and design tools that enable users to edit images or create designs directly in their web browsers or on mobile devices.

Key features of Pixlr include layers and blending modes, editing functions such as cropping, resizing, and retouching, and a wide array of filters and effects. Users can edit multiple images in one go, generate images with AI, create collages, remove backgrounds, add text to their images, animate their designs, or start with pre-made templates. It also supports a variety of file formats, including PSD (Photoshop), PXD, JPEG, PNG, SVG, and more. 

Pixlr offers a free version with a limited number of saves per month and a premium version, which includes additional tools and resources.

Cool things to do with Pixlr include touching up photos for social media, creating web graphics and advertisements, designing email campaign images, and editing screenshots or photo manipulations for presentations or blog posts.