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Stencil vs KRename: catalog facts
Stencil	KRename
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the GPL-2.0 licence.
macOS, Linux	Linux
Native apps for both GNOME and macOS Combinable list of rename operations	Regular expression support for advanced renaming Plugins read metadata from images, video and music
No Windows version Small project with a single main developer	Linux only Many options can take time to learn
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-2.0
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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