(instead # should be number, and instead <...> - relevant name of object)

bind <command> <key_name> - Binding command to key
cam_inert # - Shaking camera in run mode  (0-1)
cam_slide_inert # - Shaking camera in walk mode (0-1)
cfg_load <File_name>  - Load configuration settings from file 
cfg_save <File_name>  - Save configuration settings to file 
cl_dynamiccrosshair # - Dynamic crosshair (0/1)
default_controls - Drop settings to default (shown in gamedata\configs\default_controls.ltx)
demo_play <demo_name>  - Play demo recording
demo_record <demo_name> - Record demo
flush - Forced saving log to file 
g_corpsenum # - number of corpses (0-100)
g_crouch_toggle # - Sit/stand mode (0/1)
g_dynamic_music # - Dynamic music (0/1)
g_game_difficulty <gd_...> - Difficulty level of game (gd_novice, gd_stalker, gd_veteran, gd_master) 
g_important_save # - Saving in famous points (0/1)
help  - Show the command list in console 
hide - Hide a console 
hud_crosshair # - Display crosshair (0/1)
hud_crosshair_dist # - Display distance under crosshair (0/1)
hud_draw # - Display HUD (0/1)
hud_info # - Display information under crosshair  (0/1)
hud_weapon # -  Display weapons (0/1)
load <Save_name> - Loading saved game 
load_last_save - Loading last acted saved game 
main_menu - Escape to main menu 
mouse_invert # - Invert the mouse (0/1)
mouse_sens # - Mouse sensitivity (0.001 - 0.6)
r2_gi # - Global lighting (0/1)
r2_gi_clip # - Distance effect (0.0- 0.1)
r2_gi_depth # - Deepness of shadows  (1-5)
r2_gi_photons # - Amount of beams for drawing  (8-256)
r2_gi_refl # - Reflecting ability of surface (0.001-0.99)
r2_gloss_factor # - Gloss level (0-10)
r2_slight_fade # - Lightning range (0.2-1)
r2_sun_lumscale # - Brightness of sun (-1 - 3) 
r2_sun_lumscale_amb # - Brightness of background (0-3) 
r2_sun_lumscale_hemi # - Brightness of reflected light sources (0-3)
r2_sun_near # - Near border of shadow drawing (1-50)
r__detail_density # - Density of grass (0.2 - 0.6)
r__geometry_lod # - Detail degree (0.1-1.2)
r__supersample # -  Antialiasing (1-8)
r__tf_aniso # - Anisotropic filtration (1-16) 
r__wallmark_ttl # - Time life of wallmarks (1-300)
rs_c_brightness # - Brightness level (0.5-1.5)
rs_c_contrast # -  Contrast level (0.5-1.5)
rs_c_gamma # -  Gamma level (0.5-1.5)
rs_cam_pos # - Display camera position (0/1)
rs_fullscreen # -  Fullscreen mode (0/1)
rs_refresh_60hz # - Refresh rate - 60Hz (0/1)
rs_stats # - Developer's mode (0/1)
rs_vis_distance # - Visibility distance (0.4-1.5)
save <save_name> - Save game
screenshot  - take screenshot
snd_volume_eff # - Volume of sound effects (0-1)
snd_volume_music # - Volume of music (0-1)
vid_mode <...x...>  - Screen resolution (800x600|1024x768|1152x864|1280x720|1280x768|1280x800|1280x960|1280x1024| 1360x768|1600x900|1600x1024|1600x1200|1680x1050|1920x1080|1440x900)