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Coulomb

Electronic circuit simulator

Hamza Algohary ✓ Verified

io.github.hamza_algohary.Coulomb
View on Flathub ↗

Coulomb is a simple and elegant circuit simulator.

Features:

  • Draw arbitrary circuits
  • Plot voltage and current of devices against time
  • Save/Load circuits
  • Dark Mode support
  • Beautiful UI

Available Devices:

  • Resistor
  • Battery
  • Current Source
  • AC Voltage Source
  • Inductor
  • Capacitor
  • Diode
  • Zener Diode

Problems:

  • Circuits containing non-linear devices will most probably not be solvable, because the current backend is not good at dealing with non-linear systems, that's going to change though.
  • Due to the way inductors and capacitors are modeled you can't put two inductors in series, or two capacitors in parallel, that's also going to be fixed.

Screenshots

Draw a circuit and press run
Draw a circuit and press run
Hover over a device to see its current and voltage
Hover over a device to see its current and voltage
Double click a device to plot its voltage/current with respect to time
Double click a device to plot its voltage/current with respect to time
Dark mode is supported
Dark mode is supported
Built-in examples included
Built-in examples included

Observed history

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No observed changes yet.

The initial import establishes a baseline. Future version changes will appear here.

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Upstream releases

Release notes supplied by the developer. These dates are not Flathub package publication times.

0.6.16 Feb 2025

Updated icon. Fixed the app crashing when switching color scheme after opening about window.

0.6.02 Dec 2024

Made necessary changes for flatpak support, making use of portals, and adding a proper app ID.