Dubbing and Audio description Profiles of TTML2 publication history Date Status 20 December 2024 Working Draft 10 December 2024 Working Draft 21 November 2024 Working Draft 14 November 2024 Working Draft 13 November 2024 Working Draft 17 October 2024 Working Draft 11 October 2024 Working Draft 10 October 2024 Working Draft 9 October 2024 Working Draft 8 October 2024 Working Draft 28 September 2024 Working Draft 16 September 2024 Working Draft 29 August 2024 Working Draft 12 April 2024 Working Draft 28 March 2024 Working Draft 1 March 2024 Working Draft 15 February 2024 Working Draft 13 February 2024 Working Draft 8 February 2024 Working Draft 21 December 2023 Working Draft 23 November 2023 Working Draft 2 November 2023 Working Draft 19 October 2023 Working Draft 13 October 2023 Working Draft 11 October 2023 Working Draft 6 October 2023 Working Draft 1 August 2023 Working Draft 27 July 2023 Working Draft 28 June 2023 Working Draft 19 June 2023 Working Draft 6 June 2023 Working Draft 5 May 2023 Working Draft 4 May 2023 Working Draft 25 April 2023 First Public Working Draft