Web Audio API publication history Date Status 17 June 2021 Recommendation 6 May 2021 Proposed Recommendation 14 January 2021 Candidate Recommendation Snapshot 11 June 2020 Candidate Recommendation Snapshot 18 September 2018 Candidate Recommendation Snapshot 19 June 2018 Working Draft 8 December 2015 Working Draft 10 October 2013 Working Draft 13 December 2012 Working Draft 2 August 2012 Working Draft 15 March 2012 Working Draft 15 December 2011 Working Draft