GerbMagic
A free viewer for Gerber RS274x and Protel ASCII PCB. A vector converter from Gerber RS-274x and Protel ASCII PCB to PostScript and PDF. Also a high resolution Software RIP(Up to 30,000 DPI) from Gerber RS274x and Protel ASCII PCB to TIFF, BMP, RID format. ... A lot of Gerber and PCB files can be grouped onto a single page in WYSIWYG(what you see is what you get) fashion. ... The whole page can then be converted to a selected format.
http://www.bronzware.com/GerbMagic/gerbmagi.zip - 0b - Download - Screenshot

DipTrace
DipTrace is an advanced PCB design software application that comes with PCB Layout module, powerful auto-router, Schematic Capture and Component/Pattern editors to design your own component libraries. Besides being very simple to learn, which is quite an accomplishment for an engineering... DipTrace allows you import DXF files in PCB Layout and Pattern Editor. ... A feature comparing a PCB to a schematic helps detect possible design mistakes and correct them before prototyping. ... DipTrace has a high quality automatic router, superior to many routers included in other PCB layout packages.
http://www.diptrace.com/downloads/diptrace_en.exe - 16Mb - Download - Screenshot

DipTrace Free
DipTrace is an advanced PCB design software application that comes with a PCB Layout module, a powerful auto-router, Schematic Capture and Component/Pattern editors to design your own component libraries. Besides being very simple to learn, which is quite an accomplishment for an engineering... A feature comparing a PCB to a schematic helps detect possible design mistakes and correct them before prototyping. ... DipTrace allows you import DXF files in PCB Layout and Pattern Editor. ... DipTrace has a high quality automatic router, superior to many routers included in other PCB layout...
http://www.diptrace.com/downloads/dipfree_en.exe - 16Mb - Download - Screenshot

Rimu Schematic
Rimu Schematic is professional quality electronic schematic capture software, designed for ease of use. Rimu Schematic follows familiar concepts and commands used in many other Windows applications. Presentation quality schematics - make a good impression on your employer or customers. ... PCB Netlist - import into your PCB layout software for error-free PCB layout. ... Design rules checking. ... Heirarchical design with a Sub-circuit Wizard to automatically create sub-circuit symbols from schematics, or vice versa.
http://www.hutson.co.nz/rimu.zip - 2Mb - Download - Screenshot