With trixbox® Pro Standard Edition (SE), Enterprise Edition (EE), and Call Center Edition (CCE), trixbox is all about choice! Like trixbox CE, trixbox Pro SE is available at no cost, while trixbox Pro EE and trixbox Pro CCE are available at a low monthly cost or an affordable lifetime license fee.
What sets trixbox Pro apart from other telephony solutions is its patent-pending hybrid-hosted architecture. This means you get both the reliability advantage of a premise hardware and the flexibility advantage of hosted PBX in one solution.

Recommended Deployment: < 10 employees
trixbox Pro SE is our free hybrid-hosted telephony solution based on Asterisk® and improved for reliability and scalability (up to 500 users per site2). trixbox Pro SE provides enterprise-class phone system features for FREE! Besides the usual fare of Asterisk features, trixbox Pro SE inclues: an easy user interface, web-based voicemail, powerful exportable reporting, click-to-call, integrated HUDlite, mouse-driven operator panel, Outlook integration, real-time resource graphs, system alerts, auto-card configuring, seamless VoIP trunking, simplified co-branding, and more.
Features | Certified Hardware | Download | Buy / Activate

Recommended Deployment: 10-500 employees
A step up from trixbox Pro SE, trixbox Pro EE contains all of the features of Standard Edition, plus conference bridges, multiple auto-attendants, paging, intercom (group + individual), group permissions, full reseller re-branding capabilities, and more. trixbox Pro EE also comes standard with HUD Pro, which adds presence management, drag and drop call control, private enterprise chat, interactive desktop alerts, and more.
Features | Certified Hardware | Download | Buy / Activate

Recommended Deployment: Call center w/ 2 - 200 agents
trixbox Pro CCE builds on the powerful features of both Standard and Enterprise Edition by adding advanced call center capabilities at an unbelievably low price. Designed for companies with 2 - 200 agents, Call Center Edition adds robust ACD and IVR capabilities with unlimited queues3, skills-based routing, real-time queue statistics, graphical reports, web-based recording access, and more. trixbox Pro CCE comes with HUD Pro, which brings advanced agent capabilities such as on-the-fly recording, call barge, call monitor, CRM integration, and one-touch agent login.
Features | Certified Hardware | Download | Buy / Activate
1 License fee plus one-time $99 activation fee per server. Additional support plan highly recommended.
2 Depending on hardware used
3 Number of queues is simply a function of CPU resource availability.