html5lib is written and maintained by:
- James Graham
- Sam Sneddon
- Łukasz Langa
- Will Kahn-Greene
(In chronological order, by first commit:)
- Anne van Kesteren
- Lachlan Hunt
- lantis63
- Sam Ruby
- Thomas Broyer
- Tim Fletcher
- Mark Pilgrim
- Ryan King
- Philip Taylor
- Edward Z. Yang
- fantasai
- Philip Jägenstedt
- Ms2ger
- Mohammad Taha Jahangir
- Andy Wingo
- Andreas Madsack
- Karim Valiev
- Juan Carlos Garcia Segovia
- Mike West
- Marc DM
- Simon Sapin
- Michael[tm] Smith
- Ritwik Gupta
- Marc Abramowitz
- Tony Lopes
- lilbludevil
- Kevin
- Drew Hubl
- Austin Kumbera
- Jim Baker
- Jon Dufresne
- Donald Stufft
- Alex Gaynor
- Nik Nyby
- Jakub Wilk
- Sigmund Cherem
- Gabi Davar
- Florian Mounier
- neumond
- Vitalik Verhovodov
- Kovid Goyal
- Adam Chainz
- John Vandenberg
- Eric Amorde
- Benedikt Morbach
- Jonathan Vanasco
- Tom Most
- Ville Skyttä
- Hugo van Kemenade
- Mark Vasilkov