spectroterm is a curses based terminal spectrum analyzer for currently playing audio.
This is free and open source software.
Key Features
- Works with PipeWire and PulseAudio.
- Graph axes.
- 3 color mode.
- Bars slowly fall down.
- Peak markers remain after bars fall down.
- Custom frequency range.
- Custom loudness range.
- Custom colors.
- Custom characters.
- Custom fall speed and peak hold.
- Automatic resizing.
- Fix for PipeWire switching headset to ‘handsfree’.
Website: github.com/sparklost/spectroterm
Support:
Developer: sparklost
License: GNU General Public License v3.0

spectroterm is written in Python. Learn Python with our recommended free books and free tutorials.
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Read our verdict in the software roundup.
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