Command Dota 2

Chat command	Equivalent console command	Effect
-lvlup #	dota_dev hero_level #	Increases the level of the user's hero by # (cannot reduce level).
-levelbots #	dota_bot_give_level #	Increases the level of all bots' heroes by # (cannot reduce level).
-lvlmax	dota_dev hero_maxlevel	Levels your hero to the max and skills all your abilities.
-gold #	dota_dev player_givegold #	Grants the user # unreliable gold (using negative numbers reduces gold).
-item <name>	dota_create_item<name>	Gives the user's hero the named item (in case of  Meepo, gives items only to the prime).
-givebots <name>	dota_bot_give_item<name>	Gives all bots' heroes the named item (in case of  Meepo, gives items only to the prime).
-refresh	dota_dev hero_refresh	Replenishes the player's (and all bots') hero's health and mana to full, and refreshes their ability and item cooldowns. Only affects heroes (and illusions). Also resets the cooldowns of Glyph of Fortification and Scan. Does not affect Buyback cooldown.
-respawn	dota_dev hero_respawn	Forces the player's hero to respawn. Also works while the hero is alive, moving it to the team fountain, replenishing health and mana.
-startgame	dota_dev forcegamestart	Forces the match to start immediately, skipping the prepare phase. Using this command after the match starts (0.00 minute mark creeps spawn) has no effect.
-spawncreeps	dota_spawn_creeps	Instantly spawns lane creeps on each lane for both teams.
-spawnneutrals	dota_spawn_neutrals	Instantly spawns neutral creeps at each camp. Does not spawn when other neutral creeps are within the spawn area, but ignores other units.
-disablecreepspawn -enablecreepspawn	dota_creeps_no_spawning 1/0	Disables lane and neutral creep spawning (except Roshan). Enables lane and neutral creep spawning.
-spawnrune	dota_spawn_rune	Spawns runes at both rune spots, one being a bounty rune, the other being a random non-bounty rune.
-killwards	dota_dev killwards	Destroys all placed  Sentry Wards and  Observer Wards.
-clearwards	dota_clear_wards	Destroys all placed  Observer Wards.
-createhero<name> -createhero<name> neutral -createhero<name> enemy	dota_create_unit<name> dota_create_unit <name>neutral dota_create_unit <name>enemy	Creates named unit or hero as an ally, neutral or enemy. The unit spawns where the user's mouse courser is pointing. Can spawn any unit, not only heroes. Neutral heroes cannot be created. Attempting to do so spawns them as Radiant heroes without a slot aligned for them. Spawning buildings this way always appear at the map center and are always invulnerable. Some spawned summons may not have their abilities.
-dumpbots	dota_bot_dump_state	Displays AI status.
-wtf -unwtf	dota_ability_debug 1/0	Disables mana cost and cooldown of abilities and items, and applies the same effects as -refresh Enables mana cost and cooldown of abilities and items.
-allvision -normalvision	dota_all_vision 1/0	Enables shared vision between Radiant and Dire. Disables shared vision between the teams.
-teleport	dota_dev hero_teleport	Teleports the selected hero to the current cursor location.
-trees	dota_treerespawn	Respawns all trees on the map, taking tree spawn blocking into account.
-win	dota_win	Instantly destroys the enemy's Ancient.

Source:Dota 2 Wiki