Spek ~ Acoustic Spectrum Analyzer


Spek (IPA: /spɛk/, ‘bacon’ in Dutch) helps to analyse your audio files by showing their spectrogram. Spek is free software available for Unix, Windows and Mac OS X.

Features:

  • Supports all popular lossy and lossless audio file formats thanks to the FFmpeg libraries.
  • Ultra-fast signal processing, uses multiple threads to further speed up the analysis.
  • Shows the codec name and the audio signal parameters.
  • Allows to save the spectrogram as an image file.
  • Drag-and-drop support; associates with common audio file formats.
  • Auto-fitting time, frequency and spectral density rulers.
  • Adjustable spectral density range.
  • Translated into 19 languages.

spek

spek.cc
github.com/alexkay/spek

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Foobar2000 ~ Columns User Interface (CUI)


Columns UI is an alternative skinnable user interface for the Foobar2000 audio player.

  • Playlist view with columns, grouping and artwork
  • In-line metadata editing
  • Customizable layout through interchangeable panel and toolbar components
  • Built-in panels: playlist view, artwork view, filter, item details, item properties, playlist list, playlist tabs, tab stack
  • Built-in toolbars: menu, buttons, seekbar, playback order, volume, spectrum analyzer
  • Extensible through official and third-party panel and toolbar components

Website
Documentation
Hydrogen Audio Forum

Advanced CUI Themes:
EOLE ~ github.com/Ottodix/Eole-foobar-theme
Georgia ~ hydrogenaud.io/index.php?topic=116190.0

CUI Components:

foobar2000.org/components/view/foo_uie_tagger_mod
foobar2000.org/components/view/foo_youtube
github.com/reupen/console_panel

  1. foo_uie_albumart
  2. foo_uie_albumart_mod
  3. foo_uie_albumlist
  4. foo_uie_biography
  5. foo_uie_color
  6. foo_uie_console
  7. foo_uie_elplaylist
  8. foo_uie_eslyrics
  9. foo_uie_esplaylist
  10. foo_uie_library_tree
  11. foo_uie_lyrics_panel
  12. foo_uie_lyrics2
  13. foo_uie_lyrics3
  14. foo_uie_metronome
  15. foo_uie_output_switcher
  16. foo_uie_panel_splitter
  17. foo_uie_playlists_dropdown
  18. foo_uie_ptb
  19. foo_uie_sql_tree
  20. foo_uie_trackinfo
  21. foo_uie_typefind
  22. foo_uie_vis_channel_spectrum
  23. foo_uie_vis_peakmeter_spectrum
  24. foo_uie_wsh_panel_mod
  25. foo_uie_wsh_panel_mod_plus

EOF

StereoTool ~ Analysis & Imaging Tool


The Complete Stereo Imaging And Analysis Tool. StereoTool offers ultra-precise control of input gain and individual pan for left and right channels, accurate visual feedback reflecting the signal content with; a vectorscope, PPM meters for inputs/outputs, phase correlation meter permanently monitoring the signal and individual left and right polarity reversal – No dongle or registration required – 100% Freeware!

stereotool-v3-full

www.flux.audio/project/stereo-tool-v3

Spectralissime ~ The Spectrum Analyzer


Spetralissime is a standalone Spectrum Analyzer application based on high precision band pass filter bank, more adapted to the human audition. Spectralissime gives a more consistent spectrum analysis and allows better understanding of any audio phenomena thanks to its constant precision, from 20 Hz to 20 kHz.

SpectralissimeScreenShot

Website

Soundgrain ~ Granular Sound Synthesis


Soundgrain is a graphical interface where users can draw and edit trajectories to control granular sound synthesis. Soundgrain is written with Python/WxPython and uses Pyo as its audio engine.

Soundgrain_screenshot

ajaxsoundstudio.com/software/soundgrain

WaveSurfer ~ Visualize & Manipulate Sound


WaveSurfer is an open source tool for sound visualization and manipulation. Typical applications are speech / sound analysis and sound annotation / transcription. WaveSurfer may be extended by plug-ins as well as embedded in other applications.
Features:

  • Customizable – users can create their own configurations. Localization support.
  • Extensible – new functionality can be added through a plugin architecture.
  • Embeddable – WaveSurfer can be used as a widget in custom applications.
  • Transcription file formats – reads, and writes HTK (and MLF), TIMIT, ESPS/Waves+, and Phondat. Support for encodings and Unicode.
  • Multi-platform – Linux, OSX & Windows.

WaveSurfer

sourceforge.net/projects/wavesurfer
en.wikipedia.org/wiki/WaveSurfer