Chdman [2021] Jun 2026

chdman is a robust archival tool. Its features prioritize (checksums), storage efficiency (advanced compression), and interoperability (extraction to standard formats). It is the industry standard for archiving arcade and computer software disk images.

Older versions of chdman sometimes struggled with threading on multi-core machines. Ensure you are using the version bundled with the latest MAME release for the best performance and bug fixes. chdman

chdman createhd -i "hdd.raw" -o "hdd.chd" chdman is a robust archival tool

chdman can reverse the process, converting a CHD back into standard formats usable by other emulators or burning software. storage efficiency (advanced compression)