JPEG XL (.jxl) is the next-generation, general-purpose image compression codec by the JPEG committee. It was based on Google's Pik proposal and Cloudinary's FUIF proposal (which itself was based on FLIF). But JPEG XL has become much more than 'just' the sum of Pik and FUIF...
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JXL Art! Beauty in a handful of bytes.
The following people made key contributions to the JPEG XL project and libjxl: Jyrki Alakuijala, Luca Versari, Jon Sneyers, Zoltan Szabadka, Jan Wassenberg, Lode Vandevenne, Sami Boukortt, Alex Deymo, Alexander Rhatushnyak, Evgenii Kliuchnikov, Moritz Firsching, Thomas Fischbacher, Martin Bruse, Renata Khasanova, Robert Obryk, Sebastian Gomez-Gonzalez, Iulia-Maria Comșa, Krzysztof Potempa, Pieter Wuille.
We would also like to acknowledge the following persons among JPEG experts who played a role in the development of the JPEG XL standard: Jan De Cock, Touradj Ebrahimi, Walt Husak, Andy Kuzma, Fernando Pereira, Antonio Pinheiro, Thomas Richter, Peter Schelkens, Takaaki Ishikawa, Seungcheol Choi, Oh-Jin Kwon, Gary Sullivan, Evgeniy Upenik, Osamu Watanabe.