2、 Cam350 -- Engineering and manufacturing teams to work together to transition Printed Circuit Boards
PCB layout software
3、 Altium Designer -- 30 day trial version available. Free, old DOS Version EasyTrax available for download.
5、 DesignSpark PCB -- CAD/CAM software for PCB circuit diagram and layout. Full version available for free.
6、 FRITZING -- An open source initiative that supports users in their creative work with interactive electronics.