. . . "4.2.5" . . . . . . "Tgif (pronounced t-g-i-f) is an Xlib based interactive 2-D drawing tool under X11 for Unix, available on Linux and most Unix and Unix-like platforms. It was developed since 1990 and is free software released under the QPL license.Tgif is one of the few free drawing programs that has, as well as a ruler, a usable grid."@en . . . . . "Tgif"@en . .