Etcher is a powerful OS image flasher built with web technologies to ensure flashing an SDCard or USB drive is a pleasant and safe experience. Developed by Resin.io
License: Open Source
SARDU is a versatile tool for creating multi-boot USB drives with support for various operating systems, while Etcher is a simpler, open-source tool focused on creating bootable drives with a straightforward user interface. SARDU offers more features for managing multiple OS installations, while Etcher prioritizes ease of use and speed.