Shortcut	Description
Alt+m and Alt+s	Occulus Rift mode
Ctrl+p	Flight path recorder
Ctrl+F4	Recorder
Ctrl+F7	FBX importer
Alt+F5	Shader editor
Alt+c	Command console
Alt+F8	Reload Cubemap (environmental reflexions)
Alt+F11	Reduce exposure
Alt+f	Freeze rendering

Short Key	Description
Alt+e (after entering a vehicle)	Open vehicle script file. "Reload" to apply the new parameters
Ctrl+Alt+e (after entering a vehicle)	Reload entered vehicle/aircraft script
Shift+Ctrl+Alt+e	Reload all scripts

Short Key	Description
Alt+t	Disable vegetation
Alt+i	Display geographic coordinates on ground texture
Alt+n	Elevation map. Repeat to toggle between various modes
n	Display terrain grid. Repeat to toggle between various modes

Short Key	Description
Alt+1	Render tasks stats
Alt+2	Gpu times
Alt+3	Textures stats
Alt+4	Sounds monitor
Alt+5	Tiles monitor
Alt+6	Memory tracker
Alt+7	Models monitor
Alt+9	Show colliders
Ctrl+F12	Show fps
Alt+L	Console Log
Alt+Shift+L	Console Log (external window)

Short Key	Description
Alt+v	Basic night vision mode (warning : full green screen during day!)
Ctrl+i	Basic thermal vision mode

Short Key	Description
.bind <var> <interface>	Bind Javascript variable to an interface
.print <expr>	Print a JSON-formatted result of expression
.load <script_path>	Load and execute script from given path
.runstable <stmt>	Run given statement each frame in which the terrain is fully refined. Used to capture videos without jitter and transient glitches etc
.stop	Stop invocation of .runstable

Outerra includes many debug tools, but they are hidden for normal user. For enabling them, you need to go into your eng.cfg (yourname/outerra/eng.cfg). Search for the "debug_keys" line and set the value to "true".