.SDF

.SDF file extension

This is the basic program to work with .SDF extension

Proteus

Proteus Netlist

Proteus combines ease-of-use with powerful features to help you design, test and layout professional PCBs. Main features: - 800 microcontroller variants ready for simulation straight from the schematic. - The Advanced Simulation Features product adds graph based analyses to your Proteus circuit simulation... (more)

The program works with the following extensions: rgn, dsn, lyt and sdf

.SDF extension is also supported by the following programs:

Sharpdesk

Sharpdesk Composer Document

Sharpdesk Composer, combine different file types into a single document.
GetFLV

GetFLV PC Doctor File

Download and convert videos from websites at the maximum speed.
DXP 2004

DXP 2004 Altium Simulation Data File

Proteus PCB design

Proteus PCB design Netlist

Proteus PCB design combines the ISIS schematic capture and ARES PCB layout.
Proteus 6 Lite

Proteus 6 Lite Netlist

Accelrys Discovery Studio

Accelrys Discovery Studio Accelrys Discovery Studio 2.1 Files

Altium Designer Summer 08

Altium Designer Summer 08 Altium Simulation Data File

Lets you create your next-generation of electronic products.
Altium Designer

Altium Designer Altium Simulation Data File

Leverages innovative technologies to help you focus less on the process.
Presentation

Presentation Presentation Set Definition File

Web-N-Force

Web-N-Force Submission Data File

Altium Designer Winter 09

Altium Designer Winter 09 Altium Simulation Data File

Proteus Demonstration

Proteus Demonstration Netlist

Designed with auto-placement, auto-routing and graph based simulation.
Spring

Spring Spring demo file

The game begins with a wooden house when spring arrives.