Korreio is GUI to mail systems management based on LDAP, CYRUS and POSTFIX. Its has some integrated modules: a LDAP manager, Cyrus-IMAP Mailbox (cyradm replacement), Cyrus-IMAP Partition manager (report-like), Sieve manager, Postfix Queue manager.
A Linux Traffic Control Management Interface: build tc-style rules for control network flows. Have support to set queue disciplines to interface (root) or inside a class (leaf), create classes and classifiers.