Here's a basic list of commands you have access to.
/help <command>- Opens the help menu, or displays the details of a specified command.
/wild- Teleports you to a random location.
/sethome <home name>- Sets a home that you can teleport back to.
/home <home name>- Teleports you to the specified home.
/spawn- Teleports you to spawn.
/kit <kit name>- Gives you the specified kit, if available.
/kit claimgives you tools to help claim land.
/warp <warp name>- Lists server warps, or teleports you to the specified warp.
/tpa <player>- Sends a request to teleport to another player.
/tpahere <player>- Sends a request to teleport another player to you.
/msg <player> <message>- Sends a private message to another player.
/r <message>- Replies to the most recent private message.
/ignore <player>- Prevents you from seeing the specified player’s messages in chat.
/vote- Displays links to websites where you can vote for the server.
/buy- Displays a link to the Corbacraft store where you can purchase donator ranks and other things that help support the server.