StatsDirect!

RStudio™ is a new integrated development environment (IDE) for R. RStudio combines an intuitive user interface with powerful coding tools to help you get the most out of R.

PSPP is a free software application for analysis of sampled data. It has a graphical user interface and conventional command line interface. It is written in C, uses GNU Scientific Library for its mathematical routines, and plotutils for generating graphs. It is intended as a free replacement of the proprietary program, SPSS.

SOFA Statistics is an open-source statistical package, with an emphasis on ease of use, learn as you go, and beautiful output. The name stands for Statistics Open For All. It has a graphical user interface and can connect directly to MySQL, SQLite, MS Access, and MS SQL Server. Data can also be imported from CSV or MS Excel files. The main statistical tests available are Independent and Paired t-tests, Wilcoxon signed ranks, Mann–Whitney U, Pearsons chi square, Kruskal Wallis H, one-way ANOVA, Spearmans R, and Pearsons R. Nested tables can be produced with row and column percentages, totals, sd, mean, median, and sum. »

DataCracker is a new web-based survey analysis tool that makes it easy for anyone to find and share insights from their surveys.

Is a cross-platform software package for econometric analysis, written in the C programming language that can import SPSS data files.

RKWard is an easy to use, transparent frontend to the R programming language, a very powerful, yet hard-to-get-into scripting-language with a strong focus on statistic functions. RKWard tries to combine the power of the R-language with the ease of use of commercial statistical packages. Although it can run in numerous environments, it was designed for and integrates with the KDE desktop environment.

SPSS is a computer program used for statistical analysis. In 2009 SPSS re-branded its software packages as PASW (Predictive Analytics SoftWare). This software puts the power of advanced statistical analysis in your hands. Whether you are a beginner or an experienced statistician, its comprehensive set of tools will meet your needs. The company announced July 28, 2009 that it was being acquired by IBM and it became "SPSS: An IBM Company".

Deducer is designed to be a free easy to use alternative to proprietary data analysis software such as SPSS, JMP, and Minitab. It has a menu system to do common data manipulation and analysis tasks, and an excel-like spreadsheet in which to view and edit data frames. The goal of the project is two fold.Provide an intuitive graphical user interface (GUI) for R, encouraging non-technical users to learn and perform analyses without programming getting in their way.Increase the efficiency of expert R users when performing common tasks by replacing hundreds of keystrokes with a few mouse clicks. Also, as much as possible the GUI should not get in their way if they just want to do some programming.Deducer is designed to be used with the Java based R console JGR, though it supports a number of other R environments »

Minitab 16 is the leading statistical software for analyzing data in Lean Six Sigma quality and process improvement projects, and in statistics education.

Statwing was built by and for analysts, so you can clean data, explore relationships, and create charts in minutes instead of hours.Simply upload your spreadsheet or dataset, then select the relationships you want to explore.

A simple Six Sigma Calculator Firefox and Opera Add-on to calculate the DPM value.

WinBUGS is statistical software for Bayesian analysis using Markov chain Monte Carlo (MCMC) methods. It is based on the BUGS (Bayesian inference Using Gibbs Sampling). It runs under Microsoft Windows, though it can also be run on Linux using Wine. It was developed by the BUGS Project, a team of UK researchers at Cambridge University and Imperial College London.

EViews (Econometric Views) is a statistical package for Windows, used mainly for time-series oriented econometric analysis.