Some useful commands follows.
rulemaker
Optionally: cmd rulemaker nick
One of the most important commands. It queries the other players to agree to elect you as the new rulemaker. A rulemaker decides how the game options should be set.
If you give it an argument then you will pass on your rulemaker status to the player with given nick.
say_game
Sends your message to everyone when a match is commenced and running. Ordinary say as a spectator will only talk to other spectators.
cmd kick|ban|mute namematch
Start a vote to kick, ban or mute someone by passing a namematch as argument. Could look something like this:
/cmd mute noisyspec
/cmd kick molg
etc...
So as you see you can leave out parts of the name.
cmd gamemode X
Or: /1on1 /2on2 /4on4 etc
X can be any of the following:
coop means cooperative multiplayer.
ffa means Free For All deathmatch with at least 2 players.
duel means deathmatch with 2 players.
2on2 means team deathmatch with 4 players.
tdm means team deathmatch with 6-8 players.
ctf means Capture The Flag deathmatch with two teams that scores points when taking an enemy flag to the base.
darena means Duel Arena deathmatch with at least 2 players where the winner stays each round.
freeze means Freeze Tag (???)
dom means Domination (???)
headhunt means Head Hunters (???)
rover means Rover (???)
lms means Last Man Standing (???)
king means Kill The King (???)
cmd dmm X
Or: /dmm1 /dmm3 /dmm4 etc
DMM1 means weapons respawn every 30 seconds.
DMM2 means weapons respawn every 5 seconds.
DMM3 means weapons stay.
DMM4 means players spawn fully stacked.
DMM5 means instagib.
DMM6 means midair.
cmd votemap X
Or: /dm2 /dm3 /dm4 /dm6 /aerowalk /ztndm3 /e1m2 etc
The server requires more than 50% of the votes to change the map to whatever you vote for.
rndmap
Votes for a randomly picked map from the server map pool.
cmd time X
Or: /time3 /time5 /time10 /time20 etc
Sets the timelimit for the match that is about to be commenced.
cmd rpickup
Or: /rpickup
Randomizes the teams without consulting anything else than a computer randomizer.
forcestart
Only the rulemaker can forcestart a game, when he/she does it will count down from 30 seconds where players can ready up, when the time has passed either the game starts if everyone's ready or unready players are kicked and countdown aborted.
cmd demolist
Prints a numbered list of demos that have been recorded and is available for download.
download demonum/X
Where X is a number obtained from cmd demolist. Downloads the demo that matches a number.
download locs/map.loc
Useful if you play team deathmatch and your locations say "someplace" all the time. The server needs to have the .loc available for your query.
rpickup should be added to the menu. rulemaker would change teams with a keypress (or mouse click) :) It should be also votable through console.