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NanoVNA-Saver

NanoVNA-Saver project

NanoVNA-Saver

NanoVNA-Saver is desktop software for controlling low-cost NanoVNA vector network analysers. It runs frequency sweeps, displays Smith charts, VSWR, return loss and TDR for locating cable faults, and saves Touchstone files. RF engineers and technicians use it to tune antennas, check filters and characterise cables — with an instrument that costs very little.

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Licence typeCompletely Free, Open Source
Licence termsOpen-source licence (GPL-3.0). Free to use for any purpose, including commercial work, with no time limit, no registration and no licence key.
PlatformsLinux, macOS, Windows
Engineering fieldElectrical & Electronics
Tool typeEngineering Calculators
Version checked0.7.3
Vendor sitegithub.com
Official download page

This link goes to the vendor site. EngiFree hosts no installers and distributes no cracked versions.

Last verified: 2026-10-11

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