PSPP 0.8.3

A free software for analysis of sampled data, PSPP is intended as a free alternative for IBM SPSS Statistics. To make it easier for users to use, it has a graphical user interface and a conventional command line interface. PSPP uses the GNU scientific library for its mathematical routines while also being written in C.

PSPP, the software itself, provides it's users a basic set of capabilities such as frequencies, logistic regression, reliability, linear regression, factor analysis, principal components analysis, and more. At the command of the user, the statistical output and graphics are available in ASCII, HTML, PDF, PostScript, and SVG formats, which allows a range of statistical graphs to be produced. These include pie charts, histograms, and np charts.

The software is able to important Gnumeric and OpenDocument spreadsheets, comma separated values, Postgres databases, and ASCII files as well as export in the SPSS portable and system file formats, while also to ASCII files. PSPP uses libraries that can be accessed programmatically.

PSPP project has been around for quite some time now, and was originally known as "Fiasco" in it's originally form as was always intended as being a replacement for the well known SPSS, a data management and analysis tool, as a free option of the software. The restrictions that were imposed by the licensing of SPSS encouraged the developer make an alternative to the software which was almost identical. This was also open sourced to give everyone access to modify the software for their own personal needs.