Past 5 - the Past of the Future
Pa
st is free software for scientific data analysis, with functions for data manipulation, plotting, univariate and multivariate statistics, ecological analysis, time series and spatial analysis, morphometrics and stratigraphy.
Past works under Windows 11, 10, and 8, and Mac from macOS ver. 12.
Current version (October 2026): 5.4
Downloads
Version 5.4, 64-bit Windows (10 MB)
Note that Past is now distributed as an installer, requiring administrator rights.
Version 5.4 as a simple exe file
Version 4.17, 64-bit Windows (9 MB)
Version 4.09, 32-bit Windows (7 MB)
Mac, version 5.2 (Past5), click button below ("M" processors only, Intel is no longer supported; and the map module does not work)
User forums
Contact
Professor Øyvind Hammer
Natural History Museum – University of Oslo
Email: oyvind.hammer@nhm.uio.no