System Options:

;-nonicefps                    Don't free CPU-cycles
;-maxfps <n>                   Set maximum framerate to <n> (default: 200, availble: 30-200)
;-hogdir <s>                   set shared data directory to <s>
;-nohogdir                     don't try to use shared data directory
;-use_players_dir              put player files and saved games in Players subdirectory
;-lowmem                       Lowers animation detail for better performance with low memory
;-pilot <s>                    Select pilot <s> automatically
;-autodemo                     Start in demo mode
;-notitles                     Skip title screens
;-window                       Run the game in a window
;-noborders                    Do not show borders in window mode

 Controls:

;-nocursor                     Hide mouse cursor
;-nomouse                      Deactivate mouse
;-nojoystick                   Deactivate joystick
;-nostickykeys                 Make CapsLock and NumLock non-sticky

 Sound:

;-nosound                      Disables sound output
;-nomusic                      Disables music output
;-nosdlmixer                   Disable Sound output via SDL_mixer

 Graphics:

;-lowresfont                   Force to use LowRes fonts
;-gl_fixedfont                 Do not scale fonts to current resolution

 Multiplayer:

;-udp_hostaddr <s>             Use IP address/Hostname <s> for manual game joining (default: localhost)
;-udp_hostport <n>             Use UDP port <n> for manual game joining (default: 42424)
;-udp_myport <n>               Set my own UDP port to <n> (default: 42424)
;-tracker_hostaddr <n>         Address of Tracker server to register/query games to/from (default: dxxtracker.reenigne.net)
;-tracker_hostport <n>         Port of Tracker server to register/query games to/from (default: 42420)

 Debug (use only if you know what you're doing):

;-debug                        Enable debugging output.
;-verbose                      Enable verbose output.
;-safelog                      Write gamelog.txt unbuffered. Use to keep helpful output to trace program crashes.
;-norun                        Bail out after initialization
;-renderstats                  Enable renderstats info by default
;-text <s>                     Specify alternate .tex file
;-tmap <s>                     Select texmapper <s> to use (default: c, available: c, fp, quad, i386)
;-showmeminfo                  Show memory statistics
;-nodoublebuffer               Disable Doublebuffering
;-bigpig                       Use uncompressed RLE bitmaps
;-16bpp                        Use 16Bpp instead of 32Bpp
;-gl_oldtexmerge               Use old texmerge, uses more ram, but might be faster
;-gl_intensity4_ok <n>         Override DbgGlIntensity4Ok (default: 1)
;-gl_luminance4_alpha4_ok <n>  Override DbgGlLuminance4Alpha4Ok (default: 1)
;-gl_rgba2_ok <n>              Override DbgGlRGBA2Ok (default: 1)
;-gl_readpixels_ok <n>         Override DbgGlReadPixelsOk (default: 1)
;-gl_gettexlevelparam_ok <n>   Override DbgGlGetTexLevelParamOk (default: 1)