Tree-sitter integration (through the fast C layer) is in its early stages, I wouldn't expect it until Emacs 29 or later. There is a lisp-based tree sitter pack

Tree-sitter integration (through the fast C layer) is in its early stages, I wouldn't expect it until Emacs 29 or later. There is a lisp-based tree sitter package that works for now, but there are no plans to add it to the core.