The latest version of the Quake Console Commands List is available at Niklata's Technical Resources.
Here's the most comprehensive list of Quake console commands that I know of. I've browsed through QUAKE.EXE Shareware 1.00 and have dug out as many commands as I can find :). I've also included the documented commands so that you can have a single index of every Quake command you could possibly want.
1.1: Client Movement Commands
1.2: Mouse-Specific Commands
1.3: v_ Commands
1.4: Standard Quake Variables
1.5: Standard Console Commands
1.6: CD-Specific Commands
1.7: Video Mode Commands
1.8: Technical Graphics Commands
1.9: Ambient Sound Commands
1.10: Sound Control Commands
1.11: Screen-Related Commands
1.12: Console Commands
1.13: Host Commands
1.14: Dedicated Server Commands
1.15: Network Commands
1.16: Menu-Related Commands
1.17: COM Port Commands
1.18: MIP-Texture-Related Commands
1.19: Movement Control Commands
1.20: Environment Commands
cl_rollspeedBack to TOC- adjusts amount of screen rolling when moving forwards and turning cl_rollangle - adjusts the angle that the screen rolls towards when moving cl_bob <1|0> - if zero, then no weapon bobbing cl_bobcycle - adjusts time between each bob cl_bobup - adjusts amount that the weapon bobs cl_forwardspeed - adjusts maximum forwards speed cl_backspeed - adjusts maximum backwards speed cl_upspeed - adjusts maximum move up/down speed cl_sidespeed - adjusts maximum strafe speed cl_movespeedkey - adjusts maximum run speed cl_pitchspeed - ?? cl_anglespeedkey - ?? cl_nolerp <1|0> - ?? _cl_name - changes player name _cl_color - changes player color
m_pitchBack to TOC- adjusts look up/down sensitivity of mouse m_yaw - adjusts turn side/side sensitivity of mouse m_forward - adjusts forward/back sensitivity of mouse m_side - adjusts strafe left/right sensitivity of mouse m_filter <1|0> - ??
v_kickrollBack to TOC- ?? v_kickpitch - ?? v_iyaw_cycle - ?? v_iroll_cycle - ?? v_ipitch_cycle - ?? v_iyaw_level - ?? v_ipitch_level - ?? v_idlescale - ??
crosshair <1|0> - toggles display of crosshair showturtle <1|0> - turtle never displayed if zero showram <1|0> - low ram never displayed if zero showpause <1|0> - pause box not displayed if zero bgmvolumeBack to TOC- sets background music volume gamma - sets gamma correction level (screen brightness) sensitivity - sets mouse sensitivity volume - sets sound fx music volume lookspring <1|0> - centers view after jump lookstrafe <1|0> - centers view after strafe noexit <1|0> - if one then no one can exit the level skill - sets skill level (0 == easy, 1 == normal, 2 == hard, 3 == nightmare) deathmatch <1|0> - if one, deathmatch mode; if two, old deathmatch mode coop <1|0> - if one, cooperative mode pausable <1|0> - if zero, game cannot be paused fraglimit - when fraglimit is reached in deathmatch, game ends with end screen hostname - name of the server maxplayers - maximum number of players allowed on server registered <1|0> - if registered == 1 then "trigger_registered" triggers function. name - name of the player (client) listen <1|0> - if one, listens for clients wanting to join the game joystick <1|0> - zero means no joystick support joybuttons - number of buttons on joystick
aliasBack to TOC- assigns a list of commands to a console command (a macro) bf - flashes the screen bind - binds a command to a key unbind - unbinds the command from a key unbindall - unbinds all custom bindings save - saves game load - loads game screenshot - takes a screenshot sizeup - sizes the screen up by one sizedown - sizes the screen down by one status - displays status info quit - quits the game god - toggles invincibility notarget - toggles "monsters can't see you" mode fly - toggles fly mode map - starts a new server in a map restart - restarts the server changelevel - changes maps without terminating the server connect - connects to a server reconnect - reconnects to a server spawn - will not work from the console slist - shows all currently running servers accessible begin - will not work from the console prespawn - will not work from the console kick - kicks someone out of the game ping - returns lag times from all players give - gives you a weapon or item impulse - switches/toggles weapons; 9 all weapons; -1 quad damage startdemos - starts a demo loop noclip - toggles no clipping mode name - changes the client name version - displays Quake version information say - says something to all players say_team - says something to all players on your team tell - says a message to just one player color - changes color of the player kill - kills a player sbinfo - displays sound card information soundinfo - displays portable sound information pause - pauses the game demos - starts game's demo loop stopdemo - stops a demo's playback playdemo - plays back a demo timedemo - plays back a demo and times its duration timerefresh - times the FPS of a scene viewmodel - ?? viewframe - ?? viewnext - ?? viewprev - ?? help - brings up the Quake help screen togglemenu - brings the menu up toggleconsole - brings the console up clear - clears the console backscroll messagemode - puts up the "say:" prompt messagemode2 - puts up the "say:" prompt exec - runs a cfg file echo - echos a message to the screen cmd - executes a QuakeC script? stuffcmds - ?? wait - pauses between commands
cd on - re-enables the CD subsystem cd off - disables the CD subsystem cd reset - causes CD subsystem to reinitalize; useful if you changed CDs cd playBack to TOC
vid_modeBack to TOC- changes the video mode vid_describemodes - tells all video modes Quake can use vid_describecurrentmode - describes video mode Quake is currently in vid_describemode - tells the mode Quake is currently running at vid_testmode - tests a video mode vid_nummodes - tells total number of modes available to Quake vid_nopageflip <1|0> - if zero, then page-flipped modes are selected whenever possible vid_wait - 0: no wait 1: wait/vertical sync active 2: wait/display enable active _vid_wait_override <1|0> - if one, forces vertical sync wait in all modes _vid_default_mode - specifies default startup video mode
1.8 Technical Graphics Commands
r_drawflat <1|0> - if one then textures are not drawn r_fullbright <1|0> - if one then everything is drawn at maximum light level r_ambient- adjusts ambient light level r_speeds <1|0> - shows speed of screen redraws/shows number of polygons r_timegraph <1|0> - toggles display of graph showing time to draw screen r_graphheight - adjusts height of graph r_clearcolor - changes transparency color r_waterwarp <1|0> - if zero then there is no wave effect while under water r_drawentities <1|0> - if zero then entities are not drawn r_polymodelstats <1|0> - displays number of polygon models shown r_dspeeds <1|0> - displays speeds of some sort r_reportsurfout - ?? r_aliastransadj - ?? r_aliastransbase - ?? r_maxsurfs - sets maximum number of brush planes to be displayed at a time r_numsurfs <1|0> - shows number of brush planes displayed at a time r_reportedgeout - ?? r_maxedges - sets maximum number of edges to be displayed at a time r_numedges <1|0> - shows number of edges displayed at a time
ambient_level- adjusts volume of ambient sounds ambient_fade - adjusts level of fading for ambient sounds
snd_noextraupdate <1|0> - messes up sounds; may speed up slower computers snd_show <1|0> - shows all playing sounds
scr_conspeed- speed at which console pulls down scr_centertime - ?? scr_printspeed - ?? scr_ofsx - adjusts viewpoint x offset scr_ofsy - adjusts viewpoint y offset scr_ofsz - adjusts viewpoint z offset
con_notifytime - ??
host_framerate- wierd command.. messes up if one host_speeds <1|0> - shows total time spent on frame, server, graphics, and sound.
1.14 Dedicated Server Commands
sys_ticrate- adjusts rate of updates sent out per second (dedicated server only)
net_messagetimeout- time with no response before Quake assumes connection is dead net_stats - displays network information
menu_main - pulls up main menu menu_singleplayer - pulls up single player menu menu_load - pulls up load game menu menu_save - pulls up save game menu menu_multiplayer - pulls up multiplayer menu menu_setup - pulls up multiplayer setup menu menu_options - pulls up general options menu menu_keys - pulls up customize keys menu menu_video - pulls up change video mode menu