OpenSA2 is a community recompilation project for Sonic Adventure 2, hosted in the kittycache9/OpenSA2 repository. It targets the Dreamcast-era action platformer with a recompiled build, and the project has picked up a new commit.
The fresh change is commit c363882aaa4d57cce4028cbea9ee3c27e00223bb. No media, release notes, or detailed changelog accompanied this commit in the change set, so the update is best treated as new repository activity for the Sonic Adventure 2 recomp effort.