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.
Altium PCB Designer - Altium offers a top-notch, best-in-class PCB Designer to give engineers the tools they need to interlink with each side involved in the electronic design process.
KiCad - A Cross Platform and Open Source Electronics Design Automation Suite
Ktechlab - KTechLab is an IDE for microcontrollers and electronics.
XCircuit - XCircuit: Home Page