work with DOM; it has DOM driver and HTML driver, based on snabdom virtual DOM library • History - driver for History API • HTTP - driver for HTTP requests, based on superagent • Isolate - function for making scoped dataflow components • Run - `run` function for apps made with `xstream` • Most-run - `run` function for apps made with `most` • RxJS-run - `run` function for apps made with `rxjs`