www.openfl.org/
A free and open-source framework for creating games and other multimedia applications. Can export to many platforms, including HTML5.
For that old school look and feel.
Suggest updated description
Explore games with one button made with OpenFL tagged Retro on itch.io. For that old school look and feel. · Upload your games with one button made with OpenFL to itch.io to have them show up here.
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