electronic in and out board freeware downloads
Pad2Pad
1.9.155 Build 4730 freeware downloadPad2Pad is a versatile and user-friendly PCB design software developed by the innovative ... tailored to meet the needs of both novice and experienced electronics enthusiasts, providing a seamless bridge between ...
KiCad for Mac OS X
8.0.2 freeware download... 32 copper layers. KiCad now has a push and shove router which is capable of routing differential pairs and interactively tuning trace lengths. KiCad comes packed with ...