Alternatives to Falstad Circuit Simulator
Explore electronic circuits through an interactive browser simulation. The listings below can replace it for an important use case. Each note says what changes if you switch.
The original
Falstad Circuit Simulator
Explore electronic circuits through an interactive browser simulation.
Also worth comparing
These listings name Falstad Circuit Simulator as their own alternative, so the relationship runs both ways.
PhET Interactive Simulations
Free interactive physics, chemistry and math simulations usable directly in the browser.
Falstad Circuit Simulator is open source under GPL-2.0 and runs in the browser, but it covers only electronic circuits rather than PhET's broad physics, chemistry and math range.
Similar software
Related functionality, not a direct replacement.
Step
A KDE interactive physics simulator for building two-dimensional experiments and watching them evolve.
Algodoo
A 2D physics sandbox where you draw objects and watch them move, collide and interact.
NanoVNA Saver
Desktop front-end for NanoVNA vector network analysers.
MakeCode Arcade
Learn game programming with blocks and code in a browser.
Numbat
Calculate with physical units in a typed scientific language.
