17
Schematica Software
797
Shareware
555 Timer PRO provides an array of design wizards and circuit blocks.
7
Schematica Software
790
Freeware
555 Timer Free is a component calculator for 555 integrated circuit.
8
the Qucs team
3,040
Open source
Quite Universal Circuit Simulator is an integrated circuit simulator.
Catena Software Ltd.,Diodes Inc
58
Freeware
Allows you to draw a circuit which can be tested in simulation.
by Giorgio Ennas
6
Freeware
Time Circuits is a little desktop utility to show the calendar appointments.
1
Simutech Multimedia Inc.
172
Demo
Learn and practice proven techniques for effective electrical troubleshooting.
Circuit Magic
32
Shareware
Circuit Magic is an electrical circuits simulation program.
16
Simutech Multimedia Inc.
830
Shareware
Train yourself to troubleshoot electrical circuits safely with this program.
1
iDT Simulations
14
Freeware
The 2005-2006 seasons of Champ Car get to rFactor.
498
Labcenter Electronics
37,211
Demo
Create, design, test and layout professional PCBs.
203
Cadence Design Systems, Inc
15,056
Freeware
PSpice Student is an analog circuit simulator designed for students.
2
Revolution Education Ltd
291
Shareware
PICAXE Virtual System Modelling (VSM) is a software circuit simulator.
4
AIM-Software
375
Shareware
AIM-Spice is the most commonly used analog circuit simulator today.
2
Faculty of Electrical Engineering
119
Freeware
SPICE OPUS is a free general purpose circuit simulator.
Faculty of Electrical Engineering, Ljubljana, Slovenia
34
Freeware
Provides a circuit simulator especially suited for optimization loops.
11
federoggio
406
Open source
Circuitmod is an open source and powerful circuit simulator.