Welcome to Zammad
Zammad is a web based open source helpdesk/customer support system with many features to manage customer communication via several channels like telephone, facebook, twitter, chat and e-mails. It is distributed under the GNU AFFERO General Public License (AGPL) and tested on Linux, Solaris, AIX, FreeBSD, OpenBSD and Mac OS 10.x. Do you receive many e-mails and want to answer them with a team of agents?
You're going to love Zammad!
Installing & Getting Started
https://zammad.org/documentation
Screenshots
https://zammad.org/screenshots
REST API
https://zammad.org/documentation/api/intro
Contributing
https://zammad.org/participate
Thanks!
Your Zammad Team