Reference¶ Command line¶ Every command and flag of the free CLI. Read the CLI reference Configuration¶ rup.config.json, key by key, and how flags override it. Read the configuration Folder structure¶ The default tree and what lives in each folder. Read the structure Front matter and identifiers¶ The keys every document carries and the stable IDs. Read the identifiers Provenance marks¶ Confirmed, observed, assumed and open. Read the marks Free and Pro compared¶ Every capability, marked free or Pro. Read the catalogue