Open Source Pspice Alternatives

The best open source alternative to Pspice is Circuit JS. If that doesn't suit you, our users have ranked more than 25 alternatives to Pspice and eight of them is open source so hopefully you can find a suitable replacement. Other interesting open source alternatives to Pspice are QUCS, Circuit Simulator (CircuitJS1), Ktechlab and Ngspice.

Pspice alternatives are mainly Circuit Simulators but may also be Electronic Design Automation Tools or CAD Software. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Pspice.

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Pspice

Freemium • Proprietary
Circuit Simulator
Windows

Software for Simulating Voltage and Currents of a text file net-list of a electronics components such as Resistors,...

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Circuit JS
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Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
Online
47 alternatives to Circuit JS
This is a javascript electronic circuit simulator. When the applet starts up you will see an animated schematic of a simple LRC circuit. The green color indicates positive voltage. The gray color indicates ground. A red color indicates negative voltage.
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Circuit JS Features
1. PortableCircuit JS can be used from a USB stick or similar with no prior installation.
Browser-based
Circuit JS vs Pspice opinions
Most users think Circuit JS is a great alternative to Pspice.
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QUCS
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Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
37 alternatives to QUCS
The Quite Universal Circuit Simulator (QUCS) is an integrated circuit simulator allowing the simulation and graphical presentation of results of large-signal, small-signal and noise behavior in circuits.

QUCS has no features, suggest some!

QUCS vs Pspice opinions
Circuit Simulator (CircuitJS1)
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Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
33 alternatives to Circuit Simulator (CircuitJS1)
This electronic circuit simulator is highly interactive giving the feeling of playing with real components. It's very helpful for experimentation and visualization. It's a desktop version of the Circuit JS.
Suggest and vote on features
Circuit Simulator (CircuitJS1) Features
1. PortableCircuit Simulator (CircuitJS1) can be used from a USB stick or similar with no prior installation.
Interactive Visualization
Ktechlab
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No
Free • Open Source
Electronic Design Automation Tool
Linux
26 alternatives to Ktechlab
KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed microcontroller together with its application circuit.

Ktechlab has no features, suggest some!
Ngspice
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Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Mac
Windows
Linux
38 alternatives to Ngspice
Ngspice is a mixed-level/mixed-signal circuit simulator. Its code is based on three open source software packages: Spice3f5, Cider1b1 and Xspice. Ngspice is part of gEDA project, a full GPL'd suite of Electronic Design Automation tools.

Ngspice has no features, suggest some!

Ngspice vs Pspice opinions
Some users think Ngspice is a great alternative to Pspice, some don't.
Oregano
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No
Free • Open Source
Circuit Simulator
Electronic Design Automation Tool
Linux
34 alternatives to Oregano
oregano - An electrical engineering tool for GNOME

oregano is an application for schematic capture and simulation of electronic circuits. The actual simulation is performed by Berkeley Spice, or GNUcap or the new generation ngspice which is required for simulation, but not neces.

Oregano has no features, suggest some!
Discontinued
The last version is from December 2015.
Qucs-S
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Free • Open Source
Linux
32 alternatives to Qucs-S
Qucs-S is a spin-off of the Qucs cross-platform circuit simulator. "S" letter indicates SPICE. The purpose of the Qucs-S subproject is to use free SPICE circuit simulation kernels with the Qucs GUI.

Qucs-S has no features, suggest some!
BlackBoard Circuit Designer
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Free • Open Source
Mac
Windows
Linux
10 alternatives to BlackBoard Circuit Designer
Help building prototypes on so called breadboards easily.

BlackBoard Circuit Designer has no features, suggest some!

Showing 8 of 8 alternatives

Circuit JS Features

Circuit JS vs Pspice opinions

QUCS vs Pspice opinions

Circuit Simulator (CircuitJS1) Features

Ngspice vs Pspice opinions