GNU Radio is a free & open-source software development toolkit that provides signal processing blocks to implement software radios. It can be used with readily-available low-cost external RF hardware to create software-defined radios, or without hardware in a simulation-like...
Cost / License
- Free
- Open Source
Platforms
- Windows
- Linux

The sigrok project aims at creating a portable, cross-platform, Free/Libre/Open-Source signal analysis software suite that supports various device types (e.g. logic analyzers, oscilloscopes, and many more).
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux
- Android
- FreeBSD
- NetBSD
- OpenBSD

The Universal Radio Hacker (URH) is a software for investigating unknown wireless protocols.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Windows
- Linux



inspectrum is a tool for analysing captured signals, primarily from software-defined radio receivers.
Cost / License
- Free
- Open Source (GPL-3.0)
Platforms
- Mac
- Linux


+1
Multi-instrument, audio analysis and metering software for Post and Broadcast Engineers, Music Engineers, Video Editors, Sound Designers and Composers and everyone else that works with audio.
Cost / License
- Paid
- Proprietary
Platforms
- Mac


+6
Baudline is a time-frequency browser designed for scientific visualization of the spectral domain. Signal analysis is performed by Fourier, correlation, and raster transforms that create colorful spectrograms with vibrant detail.
Cost / License
- Free
- Proprietary
Platforms
- Mac
- Linux
- BSD


+1
Visualizes very large Matlab, Simulink and Stateflow models without Matlab, Simulink or Stateflow – easy, fast and reliable. Only read access. Provides signal tracing and model element search.
Cost / License
- Paid
- Proprietary
Platforms
- Windows

























