Over 30 years of daily commit activity and contributor growth for 'FreeBSD', 'OpenBSD', 'NetBSD', and 'PostgreSQL'. Built from cloned git repositories for complete coverage -- not limited by API quotas. Includes daily commits, daily new committers, weekly aggregates, and 'Phabricator' sign-up data. Designed for time series analysis, growth modeling, and cross-project comparison. Contains no personal data.