OpenMeters – audio metering/visualization program

OpenMeters is a fast and simple audio metering application for Linux, built with Rust and PipeWire. It’s in active development.

This is free and open source software.

Features include:

• General:
  • Bar mode
    • Places the application at the top or bottom of the screen, spanning the entire width
    • (Relies on the wlr-layer-shell protocol; requires a Wayland compositor)
  • Per-application capture
  • Per-device capture
  • Pop-out windows for individual visuals
  • Adjustable background color & opacity
  • Ability to enable/disable window decorations
• Visuals:
  • loudness
    • LUFS (ITU-R BS.1770-5)
      • Short-term
      • Momentary
    • RMS
      • Fast
      • Slow
      • True Peak
    • oscilloscope
      • Channel selection (L, R, L+R)
      • Stable mode — follows X cycles of the fundamental.
      • Free-run mode — scrolls continuously through time, not triggered.
    • spectrogram
      • Reassignment and synchrosqueezing (sharper frequency resolution)
      • Note & frequency tooltips
      • Piano roll overlay
      • Ability to zoom & pan vertically
      • Mel, log, and linear scales
      • Adjustable colormap
    • spectrum analyzer
      • Peak frequency label
      • Averaging modes
        • Exponential
        • Peak hold
        • None
      • Mel, log, and linear scales
      • Bar mode
      • Adjustable colormap
    • stereometer (X/Y vector scope, M/S goniometer)
      • Correlation meter
        • Single or multi-band
        • Adjustable time window
      • Two visual modes:
        • Lissajous (draws lines between samples)
        • Dot cloud (plots samples as points)
      • Ability to flip L/R channels (for M/S monitoring)
      • Adjustable scale (linear/exponential)
      • Adjustable rotation
    • waveform
      • Channel selection (L, R, L+R)
      • Adjustable scroll speed
      • Adjustable colormap

Website: github.com/httpsworldview/openmeters
Support:
Developer: Maika Namuo
License: MIT License

OpenMeters is written in Rust. Learn Rust with our recommended free books and free tutorials.

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