Clients who have created an account may submit support tickets through Zendesk. You will be directed to the right expert for your question, who will stay with you until you are happy with the solution.
Well organised documentation on installation, upgrade best practice, clustering, tuning, modifications, code, ideas, and other Atmail information.
The Atmail user community is a great source of wisdom. Atmail is based on open standards, so you will find an amazing amount of custom solutions, tweaks, tricks, plugins and mashups.
A detailed log of every new release of Atmail. Features, improvements and bug fixes by version and date.