Community Edition: Scalix Web Access

Scalix Web Access functionality includes:

Full group scheduling capabilities including ability to look up free/busy information for attendees and resources, ability to find next available slot for all attendees, ability to schedule required and optional attendees as well as resources (i.e. conference rooms), ability to attach files and view attachments in meeting requests, ability to track acceptance status of attendees, and the full selection of response options for meeting requests (accept, decline, accept tentative, and propose new time)
Transparent, standards-based auto-conversion of meeting requests and responses between Scalix Web Access and desktop clients such as Outlook
Ability for a user to define a delegate for their mailbox and to assign specific rights to delegates, such as the right to manage their email and calendar
The ability for a user to share personal folders with other users or groups and define the access level for each user or group
Access to user address and other user information in the global directory via Scalix Web Access address book
Permissions-based public folders for emails, calendars and contacts. Ability to drag and drop items from your mailbox (email, contacts, calendar) to public folders

Users can freely interchange between Scalix Web Access and desktop clients such as Outlook without losing data or formatting of emails, calendars, contacts
Single-click sorting of messages by subject, sender, date/time
Sub-second mailbox-wide message searching which allows for searching of attachments and focused searches (such as searching only for messages that have attachments, that are marked as high importance, that were received within a certain date range, etc.)
Mouseover functionality for rapid browsing of appointments, contacts, and message previews. Right-click menus to view, modify or delete calendar items without having to open them or leave the inbox or folder in view
Ability for each user to tailor the interface to his/her preference (i.e. resizable and collapsible frames, hide/show part of the user interface)
Ability to send and receive emails in rich text format
Auto-completion while addressing messages
Auto-insertion of customizable signature when composing messages
Integrated spell-checker while composing messages or upon Send
Ability to set message importance and sensitivity – ability to set for outgoing messages and view for received messages
Ability to manage one or multiple calendars from a single user interface
Ability to create and manage contacts and personal distribution lists
Rules wizard to create server-side rules for automated management of incoming email
Out-of-office assistant to automatically reply or forward messages. Interoperable with Outlook