
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: PhotoBulk is a free software that allows batch editing and processing of large number of photos. It has features like batch resizing, renaming, rotating, adding watermarks and more. Useful for photographers handling large photo libraries.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API