
Description: Caesium is a free, open source image compression software for Windows, Mac and Linux. It allows lossless compression of PNG and JPEG files with compression ratios up to 83% smaller than the originals.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Fotosizer is a free image resizing program for Windows. It allows batch resizing of multiple photos at once with options to resize by percentage, pixel size, print size, or preset sizes like Facebook or Twitter headers. Useful for preparing photos for web or social media.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API