Data Analysis Software

R is a free software environment for statistical computing and graphics. Windows and MacOS compatible.

Free and open statistical software alternative to SPSS and SAS. Windows, Mac, and Linux compatible.

An R Project software for qualitative research. Windows, MacOS, and Linux compatible.

A free and open-source tool for qualitative analysis. Allows you to import text-based research materials, highlight and tag results, and export in a variety of formats. Windows, MacOS, and Linus compatible.

Create interactive graphs, stunning maps, and live dashboards in minutes. Save your viz to your Tableau Public profile, and share it anywhere on the web. Windows and Mac compatible.

Free and open-source software for creating two-way and three-way Venn diagrams. Windows only.

Free and open-source software for creating diagrams and concept maps. More flexible/free-form than yEd, making it great for qualitative research or mind maps. Windows, MacOS, and Linux compatible.

Draw flow charts, networks, and diagrams. Can add diagram labels (including Greek characters and mathematical symbols) using HTML. Diagrams can be exported in several raster and vector file formats. Windows, MacOS, and Linux compatible.

An easy-to-use, free browser-based graphing calculator tool. iPad app available.

Upload or enter data to create and share attractive, interactive graphs. APIs available for MATLAB, Python, and R.

Create up to four-way Venn diagrams from lists of numbers.

Fusion Tables is an experimental data visualization web application to gather, visualize, and share data tables.

Extract data tables from PDFs. Windows, Mac, and Linux compatible

Estimate and extract data points from a raster image of a graph. Browser based

OpenRefine (previously Google Refine) is a powerful tool for working with messy data: cleaning it; transforming it from one format into another; and extending it with web services and external data. Windows and Mac compatible.

Convert a set of addresses into a map graph (does not need longitude/latitude info).

Color suggestions specifically for map graphs. Can limit suggestions to only those that are colorblind-safe, print-safe, etc. Color codes can be given as hex, RGB, or CMYK.

Open, socially-sourced map data.

Given a list of addresses, attempts to find the corresponding longitude/latitude (can be given in decimals or in degrees). Browser based