The Eclipse Foundation now hosts an XMPP server which you can use to collaborate with your fellow Eclipse committers.
How do I log-in?
To log-in, use your Eclipse bugzilla id and password. Note, you have to escape the '@' symbol with '\40' in most chat clients. This is because not all chat clients have implemented JEP-0106.
How do I chat with people?
The first step with chatting with someone is to add them to your address book. You can add them manually:
Or, you can add a group that people are part of to see the contacts: