Figure 1: Uppaal on screen.
Uppaal is an integrated tool environment for modeling, validation and verification of real-time systems modeled as networks of timed automata, extended with data types (bounded integers, arrays, etc.).
News: The current official release is Uppaal 4.0.15 (November 18, 2019). The current version is
Since Feb 26 2008, we also distribute development snapshots of the tool. The current version is 4.1.24 released November 26th, 2019.
The Uppaal tool is free for non-commercial applications in academia only. For commercial applications a commercial license is required. Please see the Download section or www.uppaal.com for more information.
Uppaal has an open discussion forum group at Google Groups intended for users of the tool. To join or post to the forum, please refer to the information at the discussion forum page. There is also Uppaal tag on Stackoverflow. Bugs should be reported using the bug tracking system. To email the development team directly, please use uppaal(at)list(dot)it(dot)uu(dot)se.