Tree-sitter is going to be a lot slower to load: https://github.com/tree-sitter/tree-sitter/issues/1942 https://github.com/tree-sitter/tree-sitter/issues/1942.

Tree-sitter is going to be a lot slower to load: https://github.com/tree-sitter/tree-sitter/issues/1942 https://github.com/tree-sitter/tree-sitter/issues/1942. It's ok for things like editor but using it in a SSG for example is hard when just loading the syntaxes will take multiple times the time it takes to render the whole thing with a regex based highlighter.