+* **<barnowl,\*,\*>** - Discussion of [Barnowl](http://barnowl.mit.edu/), a zephyr client written and maintained by SIPB members.
+
+* **<debathena,\*,\*>** - Discussion of [Debathena](http://debathena.mit.edu/), a project designed to bring the functionality of Athena to your Debian or Ubuntu system. Debathena is also the basis of the next official version of Athena. *High traffic.*
+
+* **<dodona-discuss,\*,\*>** - Discussing the development and coding of [Dodona](http://dodona.scripts.mit.edu), a SIPB zephyrbot.
+ * **<dodona,\*,\*>** - The "official" class for Dodona to run and give advice on. Currently *low traffic*, as Dodona rarely runs.
+ * **<dodona-test,\*,\*>** - Class for trial runs of Dodona. *High traffic*.
+
+* **<clockworks,\*,\*>** - Discussion of [[clockworks|projects/clockworks]].
+
+## Other Useful Classes
+
+These are not actually SIPB-related classes, although many people
+affiliated with SIPB and/or IS&T listen to them. You should not send
+zephyrs to any of these classes unless you have a good reason.
+
+* **<consult,\*,\*>** -
+
+* **<filsrv,\*,\*>** -
+
+* **<3down,\*,\*>** -