MSDViewer

MSDViewer , or My Schematic Drawer and Viewer, is a schema editor using a simple text file as input. Requires tcl/tk (>8.4) and Iwidgets (>4). should work on every platform supported by tcl/tk. Output postscripts.

http://a.fsdn.com/con/app/proj/msdviewer/screenshots/47222.jpg

http://a.fsdn.com/con/app/proj/msdviewer/screenshots/60579.jpg

http://a.fsdn.com/con/app/proj/msdviewer/screenshots/40739.jpg