SteamBot

s!help [command] - helps with commands
s!botinfo - show basic information about bot
s!profile [user/mention] - shows information about user
s!gameinfo <game> - shows information about game, this command is case sensitive
s!level [user/mention] - shows information about user steam level and XP
s!library [user/mention]- shows information about user library and 5 most played games
s!stats <game>, [user/mention]- shows how many achievements user has in specific game and playtime
s!link <user> - link SteamBot with your steam account so anyone can access your information(if they are public) with mention
s!unlink - unlink your steam account from SteamBot
s!ping - get bot ping
s!vote - get link to vote for the bot
s!votelb - see leaderboard of people that voted for the bot

Not specifying user argument only works if you have steam linked to SteamBot and will use your linked steam vanity URL

Voting for SteamBot