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mtPaint vs Drawing: catalog facts
mtPaint	Drawing
Free Free and open source under the GPL-3.0.	Free Free and open source under the GPL version 3, with optional donations.
Windows, Linux	Linux
Edits indexed palette and 24-bit RGB images Layers, channels and animation support	Straightforward Paint-like tools for quick edits Several interface layouts for different desktops
Basic tools compared with full photo editors No release binaries published on the GitHub repository	Only PNG, JPEG and BMP are supported Not suited to serious photo editing
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License: GPL-3.0-or-later
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.