15
University of Colorado
430
Freeware
Build circuits with resistors, light bulbs, batteries, and switches.
Circuit Magic
32
Shareware
Circuit Magic is an electrical circuits simulation program.
335
New Wave Concepts Limited
9,795
Shareware
Combines circuit design, simulation and CAD manufacture to realize projects.
21
University of Colorado
94
Freeware
Fun, interactive, research-based simulations of physical phenomena.
8
the Qucs team
3,036
Open source
Quite Universal Circuit Simulator is an integrated circuit simulator.
2
R1Soft
15
Shareware
CDP is high performance disk-based backup software for Windows Servers.
41
TallSoft, Inc.
58
Shareware
CDP Cisco Client is a highly efficient network monitor and troubleshooting tool.
13
Richard P. Andresen
1,142
Shareware
Use analog circuit simulation for the professional circuit designer.
3
ABB
324
Freeware
Air circuit breakers can be used both as circuit-breakers for general protection.
27
Matt Pyne
6,389
Open source
Draw electrical circuit diagrams and PCB netlist files.
25
Moeller Software
258
Shareware
EASY-SOFT is a graphic editor for representation of the circuit diagram.
203
Cadence Design Systems, Inc
15,004
Freeware
PSpice Student is an analog circuit simulator designed for students.
31
KiCad Developers Team
13,522
Open source
You can create schematic diagrams or printed circuit board with up to 16 layers.
100
ExpressPCB
16,248
Freeware
Create simple or complex layouts for printed circuit boards.
13
Sunstone Circuits
1,215
Freeware
Handle and design complex printed circuit board effortlessly.