Compare software

imgp vs Rimage: catalog facts
imgp	Rimage
Free Free and open source under GPL-3.0-or-later.	Free Free and open source, dual-licensed under Apache 2.0 and MIT.
Command line	Windows, Command line
Resizes and rotates batches of images Can process directories recursively	Modern codecs for small output files Scriptable from the command line
Command-line interface only	No graphical interface No tagged releases on GitHub
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: Apache-2.0 OR MIT
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked October 8, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.