KiCad - A Cross Platform and Open Source Electronics Design Automation Suite
Fritzing - Fritzing is an open-source initiative to support designers, artists, researchers and hobbyists to...
CometCAD - Circuit schematic and layout editor program for Windows 2k, XP, Vista and 7
Proteus PCB design - Proteus PCB design combines the schematic capture and ARES PCB layout programs to provide a...
LibrePCB - LibrePCB is a free EDA software to develop printed circuit boards.
Osmond PCB - Design printed circuit boards software