Changes in version 0.2 (2025-09-03) The main update of this version is the integration of the armadillo library to the package to facilitate dependencies on the user side. A vignette now introduces the minimal workflow using cppSim, another one goes through the basics of spatial interaction models with a simple R implementation. A soon to be published one will cover a case study with network and routing steps from scratch. Changes in version 0.1 - Added a NEWS.md file to track changes to the package.