| Function | Description | |----------|-------------| | | Turn a raw disk image (e.g., .iso , .bin ) into a highly compressed .chd . | | Decompression | Extract the original data from a .chd back to its raw form. | | Verification | Check integrity of a .chd (hashes, checksums). | | Conversion | Convert between different CHD versions (v3 ↔ v4, etc.). | | Metadata Editing | Add or update comments, tags, and other optional metadata. |