Side by side
ngspice vs QElectroTech
Both stand on electrical design software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxMacSelf-hosted+1
ngspice provides circuit simulation and model integration through netlist-based input, with no schematic capture. Download options differ by platform, so Linux and macOS users should note the stated release guidance.
Visit ngspice Free plan LinuxMacWindows
QElectroTech offers diagram creation, symbol editing and several export formats without licensing fees. It is not suited to users who need native DWG support, simulation or calculations.
Visit QElectroTechThe facts
| ngspice | QElectroTech | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Self-hosted, Windows | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 1 |
| Maker | Not published | Not published |
| Website | ngspice.sourceforge.io | qelectrotech.org |
| On electrical design software | #5 of 41 | #9 of 41 |
ngspice: what it does well
- Simulates analog, digital, and mixed-signal circuits.
- Supports PSPICE and LTSPICE models and netlists.
- Offers Verilog and VHDL co-simulation options.
- Can be compiled as a shared library or DLL.
- Free and open-source.
What to know first
- Does not provide schematic entry.
- Input is command-line or file-based.
- The project's macOS release is unavailable on its stable download page.
QElectroTech: what it does well
- Free GNU/GPL software with no licensing fees.
- Available on Linux, macOS and Windows.
- Symbol collection contains over 8,000 symbols.
- Drawings export to SVG, PNG, JPG or BMP.
- Supports DXF.
What to know first
- Does not support native DWG.
- Does not perform simulation or calculations.
- Desktop software; no mobile platform is listed.
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