Web Platform Design Principles publication history Date Status 7 October 2025 Note 18 September 2025 Note 2 July 2025 Note 26 June 2025 Note 3 June 2025 Note 22 May 2025 Note 19 May 2025 Note 16 May 2025 Note 30 April 2025 Note 25 March 2025 Note 6 March 2025 Note 4 March 2025 Note 26 February 2025 Note 6 January 2025 Note 18 July 2024 Note 30 January 2024 Note 7 September 2023 Note 26 April 2023 Note 24 February 2023 Note 24 August 2022 Note 16 December 2021 Note 23 September 2021 Note 10 November 2020 Note