CalPal is scientific freeware for 14C-based chronological research for Holocene and Palaeolithic Archaeology. Programming language is Fortran 95. Operating system is Windows. CalPal has a standard Graphic User Interface (GUI) that makes extensive use of the Winteracter Fortran-language toolset which also supports 14C-database management and chronological screen measurements. The IMSL-Libraries are used for mathematical and statistical data processing. Author: Bernie Weninger (University Cologne) CalPal software download (zipped exe; 155 MB, expands to 300 MB). History of CalPal 1986-2024 Edition 2024_11 (pdf; 1.4 MB) CalPal installation guide edition 2024_6 (pdf; 90 kB ) CalCurveComparisons_2020 (pdf; 1.1 MB)

The main amendments in CalPal Edition 2024.11 are: · New Climate Library Dialog Tree-view selection of climate records (including multiclimate compilations) · New Climate records (N=+22) · Miyake records (N=+5) · Extended & Refined Archaeological 14C-Database: The Database now contains 10 Continents, 207 Countries, 183904 Dates, 31152 Sites, 97% georef. · Extension of the Database-import and -filter functionality: Tree-view selection of the Continent to be analysed via Spreadsheet-click. Personalisation of the imported database. Recoding of database variables on the fly in support of Continental-scale 14C-analysis.