An R-package-version of an open online science-based personality test from < https://openpsychometrics.org/tests/IPIP-BFFM/>, providing a better-designed interface and a more detailed report. The core command launch_test() opens a personality test in your browser, and generates a report after you click "Submit". In this report, your results are compared with other people's, to show what these results mean. Other people's data is from < https://openpsychometrics.org/_rawdata/BIG5.zip>.