Emacs 31.1 will release on 8/24
Biggest thing for me is that tree-sitter's ABI is being bumped to 15 -- fixes compatibility issues with several upstream grammars. For the impatient, RC1 has been posted: https://lists.gnu.org/archive/html/emacs-devel/2026-08/msg00599.html Comments
We haven't written up this one. Lobsters has the full story — the link below goes straight to it.