seasonal is an easy-to-use and (almost) full-featured
R-interface to X-13ARIMA-SEATS, the newest seasonal
adjustment software developed by the United States Census
Bureau. X-13ARIMA-SEATS combines and extends the
capabilities of the older X-12ARIMA (developed by the
Census Bureau) and TRAMO-SEATS (developed by the Bank of
Spain).The best way to start is to have a look at the vignette,
where installation and usage is described.
vignette("seas")