Short bio: Computer Scientist, FOSS supporter (read more)
Tux Machines (TM)-specific
Apple has donated the MacPaint source code to The Computer History Museum in Mountain View, California.
The museum now has the source code of two software components from the original Macintosh available for your download and study with Apple's blessing.
MacPaint and QuickDraw shipped with the original Macintosh in 1984.