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The sss package provides functions to import triple-s XML files into R. The package supports sss files in both .asc and .csv format.


You can install the released version of sss from CRAN with:

And the development version from GitHub with:

# install.packages("remotes")

System dependencies

A previous version of this package imported the XML package, but from version 0.1 the package imports xml2. The xml2 package depends on the libxml2 library. If you run your code on linux, you may have to manually install libxml2:

  • libxml2-dev (Debian, Ubuntu)
  • libxml2-devel (Red Hat, CentOS, Fedora)

The triple-s standard

triple-s is a standard to transfer survey data between applications.


This is a basic example which shows you how to solve a common problem:

## basic example code