| .gbs |
Generic Build Support Metadata File |
| .gsf |
Game Boy Advance Sound File |
| .gsflib |
Game Boy Advance Song Library |
| .gro |
Graphic Object Bitmap |
| .gbproj |
GarageBand Project |
| .gmc |
Game Music Creator Sound File |
| .gym |
Sega Genesis Sound File |
| .gio |
Adagio Score |
| .gm |
GameMonkey Script |
| .hdp |
HD Photo File |
| .hsb |
HALion Sound Bank File |
| .hps |
HPL Script |
| .hbs |
Handlebars Template |
| .h5e |
Line 6 POD HD500 Edit Preset File |
| .h5b |
Line 6 POD HD500 Edit Bundle |
| .h5s |
Line 6 POD HD500 Edit Setlist File |
| .h4b |
Line 6 POD HD400 Edit Bundle |
| .hbe |
HyperBac Compressed and Encrypted Archive |
| .hca |
High Compression Audio File |
| .hma |
Sony HI-MD Audio File |
| .h0 |
Movie Edit Pro Waveform Information File |
| .h4e |
Line 6 POD HD400 Edit Preset File |
| .h3b |
Line 6 POD HD300 Edit Bundle |
| .h3e |
Line 6 POD HD300 Edit Preset File |