If you want to follow the Coda development, you can subscribe to codalist or coda-announce. You can also browse the hypermail archives of these mailing lists.
Currently the following mailing lists exist:
To (un)subscribe send mail, with in the subject the text: (un)subscribe , to:
The list management software tests whether your address is correct by sending a confirmation email. If you do not get the confirmation email, or an acknowledgement after replying to the confirmation email, send email to jaharkes(at)cs.cmu.edu and I'll check whether you actually got subscribed. Same thing when you are having problems unsubscribing from the lists.
We also archive some external Coda related lists.