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An audio effects library for the Web Audio API.
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Latest commit 209ce63 @Theodeus Added tests for convolver

Latest news

Moog style filter, Ping Pong Delay and Bitcrusher added! Also, make sure you update your filter nodes to use strings instead of integers for filter type!


An audio effects library for the Web Audio API. Concieved at DinahMoe, open source since 2012.

tuna, tuna, tuna

Effect list:

  • Overdrive (6 different algorithms)
  • Filter
  • Cabinet
  • Delay
  • Convolver (Reverb)
  • Compressor
  • WahWah
  • Tremolo
  • Phaser
  • Chorus
  • Bitcrusher
  • Moog Filter
  • Ping Pong Delay


Check the wiki:

In the wild

This is a very incomplete list of places where Tuna.js is used. - Jam With Chrome allows you to jam online with your mates across the globe using an assortment of instruments and effects. There's even a mode for dummies! - Looplabs is a collaborative cloud based music studio that lets anyone, regardless of technical skills or ability, quickly and easily make professional quality music anywhere, anytime and with anyone. - Browser-based microtonal midi instrument


Ownership of the tuna repo has been transferred. The old Dinahmoe/tuna repo should be redirected here, but we recommend updating your remotes using:

git remote set-url origin

or, if you use ssh:

git remote set-url origin
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