Data Frame Fingerprints and Lineage Figures R package DataDNA version 0.1.0 Profiles R data frames as compact data fingerprints using schema, shape, missingness, distribution, category, uniqueness, time, and role signals. It compares versions, identifies close relatives in a library of historical data sets, and renders portable HTML cards plus static PNG/PDF lineage figures for reports. Software Depends: R (>= 4.1.0) Imports: htmltools Tony Lu <xulunt123@gmail.com> Comprehensive R Archive Network (CRAN) Tony Lu [aut, cre] MIT + file LICENSE (https://CRAN.R-project.org/package=DataDNA/LICENSE) 2026-05-06 application/tgz https://CRAN.R-project.org/package=DataDNA doi:10.32614/CRAN.package.DataDNA