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Pro Motion NG vs GrafX2: catalog facts
Pro Motion NG	GrafX2
Paid Commercial software; see the cosmigo site for current pricing.	Free Free and open source under the GPL-2.0 and CECILL-2.0 licences.
Windows	Linux
Pixel-perfect drawing that cleans up freehand strokes Built-in tile map engine with in-place tile editing	Built specifically for 256-color indexed images Suited to pixel art and palette-based drawing
Specialised for pixel art, not general photo editing Interface follows Deluxe Paint conventions that take some learning	Not meant for full-color photo editing The official website offers very little information
Downloadable app	Downloadable app
Closed source	Open source
License not stated	License: GPL-2.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 1, 2026

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