Simple addon that makes /afk and /gg surrender arena.
This is much faster than having to right click the pvp icon and choose surrender or leave and then click the confirm popup.
That's really all there is to it.
Discord
Sorts party/raid/arena frames and places you at the top/middle/bottom.
Shows CC, defensive, and important spell notifications.
Shows a mana bar while in cat/bear/boomkin form.
Shows your win-loss for rated pvp on the conquest frame.