^!Z             Barrier lockCursorToScreen(toggle)
Pause           OBS camera/microphone

LiveSplit.exe + Halo
!Mouse5         LiveSplit split
!+Mouse5        LiveSplit undo
!Mouse4         LiveSplit pause
!+Mouse4        LiveSplit reset

haloce.exe
F4              ~ game_revert
F5              ~ core_load
F6              ~ core_save
F7              ~ game_speed 3
F8              ~ game_speed 1
F9              ~ debug_camera_save ~ debug_camera_load
F10             ~ cheat_teleport_to_camera ~ camera_control 0