CRAM format specification

CRAM 2.0 (current production version)

CRAM 2.0 current format specification

CRAM 1.0 (previous version)

CRAM 1.0 has been superseded by CRAM 2.0. CRAM 2.0 contains numerous improvements over CRAM 1.0 made possible by active community participation.

CRAM 1.0 previous format specification