kicad

kicad screenshots

The KiCad EDA Suite project aims at creating a portable, cross-platform.
Main window
kicad 3.1 : Main window

Alternative downloads

EAGLE
9.4.2
Powerful editor for printed circuits layouts and schemes.
DIYLC
3.28.0
FREE
Multi-platform schematic, layout and guitar wiring diagram editor.
Portable OpenOffice.org
2.0.1
FREE
OpenOffice.org Portable is a complete office suite.