Dia
Software
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Dia
is free and open source general-purpose diagramming software, developed originally by Alexander Larsson. It uses a controlled single document interface similar to GIMP and Inkscape. Wikipedia
Developer(s): Dia developers
Initial release: 31 August 1998; 25 years ago
License: GPL-2.0-or-later
Operating system: Windows, OS X, Linux, Unix
Original author(s): Alexander Larsson
Repository: gitlab.gnome.org/GNOME/dia/ (upstream), github.com/GNOME/dia (mirror)
Stable release: 0.97.3 / 5 September 2014