ClamAV-VDB:build time:version:number of signatures:functionality level required:MD5 checksum:digital signature:builder nameand can be easily parsed by scripts or with sigtool -info. There are two CVD databases in ClamAV: main.cvd and daily.cvd for a daily updates. You can use sigtool to unpack a CVD file (-unpack) and to list virus names (-list-sigs).