//top\\: Chdman

chdman extractcd -i game.chd -o extracted.cue For hard drives:

chdman createcd -i "Final Fantasy VII Disc 1.cue" -o "Final Fantasy VII Disc 1.chd" Use createcd with a GDI file. chdman

chdman verify -i game.chd Older CHD versions (v1–v4) are less efficient than CHDv5 . Convert a v4 to v5: chdman extractcd -i game

chdman extracthd -i harddrive.chd -o extracted.raw Checks the internal hashes without extracting: chdman

chdman copy -i old_v4.chd -o new_v5.chd -c zstd (zstd = Zstandard compression; others: lzma, flac, huffman) Assume you have a folder of BIN/CUE PS1 games.

chdman createcd -i "game.gdi" -o "game.chd" For arcade hard drives (CHD v1/v2/v3) or PC hard disk images:

Open a terminal in that folder.