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Mousepad vs Janus: catalog facts
Mousepad	Janus
Free Free as part of the Xfce project.	Free Free and open source under the GPL-3.0-only licence.
Linux	Linux
Light and quick to start Simple preferences dialog with extra settings through Dconf	Small and light on CPU Fallback binary editing mode
Deliberately not a full development environment Built for Linux desktops using GTK	Deliberately minimal feature set Linux only
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-3.0-only
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 1, 2026

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