With Hi5's Slack integration you can type commands in a dedicated #channel:

/hi5 @ - start giving a Hi5 to someone

/hi5 help - the quick Hi5 help guide

/hi5 received - see how many Hi5's you've received

/hi5 given - see how many Hi5's you've given

/hi5 avail - see how many Hi5's you have left to give

/hi5 ratings - see how many ratings you've done, and how many are still outstanding

/hi5 whoami - see your Hi5 stats and personal info

/hi5 factme -  get a random recognition fact