CategoriesPhoto & video
PhotoStack is an open-source batch photo editor that runs entirely on the web, complete with watermarking support.
PhotoStack is also available for other platforms by visiting photostack.app in the web browser. Icon by Mason Conrad.
Import images from your device, a URL, or cloud services
Set options like a maximum size, name pattern, and border
Choose between multiple image formats
Create and apply watermarks to your images
Save exported images into a ZIP file, or send them to any installed app
Free and open-source
All editing is done locally, your images are never uploaded anywhere