Use a Magic Number
You can create yourself a slacker membership
if you have a valid magic number.
Type the magic number (with hyphens) here:
Type the handle (username) you want to use here:
(Use only lowercase letters, digits, or "_")
Type your real name here:
Choose a password that you will use to log in to slack.yak.net:
(Use only lowercase letters, digits, or "_")
Repeat the password: