X-13ARIMA-SEATS is a seasonal adjustment software produced, distributed, and maintained by the Census Bureau, U.S. Department of Commerce.

Features include: - Extensive time series modeling and model selection capabilities for linear regression models with ARIMA errors (regARIMA models); - The capability to generate ARIMA model-based seasonal adjustment using a version of the SEATS procedure originally developed by Victor Gómez and Agustín Maravall at the Bank of Spain as well as nonparametric adjustments from the X-11 procedure; - Diagnostics of the quality and stability of the adjustments achieved under the options selected; - The ability to efficiently process many series at once.

This package ships the version of the program that creates ASCII text file output.