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Tag: electronics

Electronic circuit

8 Best Free and Open Source Backend Electronic Circuit Simulators

September 11, 2026 Steve Emms Roundup, Scientific

Electronic circuit simulation uses mathematical models to replicate the behavior of an actual electronic device or circuit.

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Electronic circuit

13 Best Free and Open Source GUI Electronic Circuit Simulators

June 5, 2026 Steve Emms Roundup, Scientific

Electronic circuit simulation uses mathematical models to replicate the behavior of an actual electronic device or circuit. We feature the best GUI tools.

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Electronic circuit

CircuitJS1 Desktop Mod – offline desktop adaptation

May 29, 2026 Steve Emms GUI, Scientific

CircuitJS1 Desktop Mod provides offline circuit simulation, animated current flow, oscilloscopes and analogue and digital components.

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Electronic circuit

OpenCircuits – web-based digital circuit and logic designer

May 29, 2026 Steve Emms Scientific, Web Apps

OpenCircuits is a browser-based digital logic simulator offering interactive circuit design, reusable components and local project saving.

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Electronic circuit

CircuitVerse – construct digital logic circuits online

May 28, 2026 Steve Emms Scientific, Web Apps

CircuitVerse is an online digital logic simulator with interactive circuit editing, truth tables, testbenches and shareable designs.

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Electronic circuit

GeckoCIRCUITS – circuit simulator optimized for power electronics

April 4, 2026 Steve Emms Scientific

GeckoCIRCUITS is a circuit simulation environment designed specifically for power electronics applications.

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EDA

Gnucap – general purpose circuit simulator

April 3, 2026 Steve Emms Scientific

Gnucap is a general purpose circuit simulator aimed at analysing and simulating electronic circuits.

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Electronic circuit

CircuitSim – real-time circuit simulator

March 29, 2026 Steve Emms GUI, Scientific

CircuitSim offers real-time analogue and digital circuit simulation with a graphical editor, custom components and circuit properties.

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Electronic circuit

Issie – interactive digital circuit design and simulation

December 7, 2025 Steve Emms GUI, Scientific

Issie is a digital logic circuit simulator with schematic editing, waveform analysis, hierarchical designs and clear diagnostic feedback.

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Electronic circuit

SimulIDE – real-time electronic circuit simulator

November 24, 2025 Steve Emms GUI, Scientific

SimulIDE provides real-time analogue, digital and microcontroller simulation, with an integrated code editor, debugger and oscilloscope.

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EDA

Ringdove is an EDA suite of multiple software components

April 8, 2025 Steve Emms CLI, GUI, Scientific

Ringdove is an Electronic Design Automation suite that offers a schematics editor, a PCB editor, and a gerber/excellon viewer.

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Electronic circuit

Coulomb – simple and elegant circuit simulator

February 11, 2025 Steve Emms GUI, Scientific

Coulomb is a simple Linux circuit simulator with a GTK4 interface, basic electronic components and plots of voltage and current over time.

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EDA

Fritzing – electronic circuit and PCB design tool

October 22, 2023 Steve Emms GUI, Scientific

Fritzing combines breadboard design, electronic schematics, PCB layout and basic SPICE simulation for makers, students and hobbyists.

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Electronic circuit

XCircuit – circuit drawing and schematic capture tool

October 21, 2023 Steve Emms GUI, Scientific

XCircuit creates publication-quality electronic schematics and technical drawings, with hierarchical symbols and SPICE netlist generation.

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Electronic circuit

Xschem – schematic editor for integrated circuit design

October 21, 2023 Steve Emms GUI, Scientific

Xschem is a schematic capture tool for analogue and mixed-signal integrated circuits, with hierarchical designs and SPICE netlist export.

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Electronic circuit

Qucs – integrated circuit simulator

October 21, 2023 Steve Emms GUI, Scientific

Qucs combines schematic capture, analogue and RF circuit simulation, S-parameter analysis, filter synthesis and graphical results.

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Electronic circuit

Digital – logic designer and circuit simulator

October 21, 2023 Steve Emms GUI, Scientific

Digital is a graphical logic circuit simulator with finite state machines, automated testing, VHDL and Verilog export, and FPGA support.

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Electronic circuit

Qucs-S – graphical interface for SPICE circuit simulation

October 21, 2023 Steve Emms GUI, Scientific

Qucs-S is a graphical circuit simulator supporting multiple SPICE engines, analogue and RF analysis, component models and waveform plots.

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Electronic circuit

logisim-evolution – design and simulate digital logic circuits

October 21, 2023 Steve Emms GUI, Scientific

logisim-evolution lets you design and simulate digital logic circuits with timing diagrams, VHDL integration and reusable subcircuits.

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CAD

KiCad – Free Electronics Design Automation Suite

October 17, 2023 Steve Emms Graphics, GUI

KiCad is an electronic design suite combining schematic capture, PCB layout, integrated SPICE simulation and 3D board visualisation.

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