USE is a system for the specification and validation of information systems based on a subset of the Unified Modeling Language (UML) and the Object Constraint Language (OCL). Please report any encountered bugs using the ticket system.

The USE documentation can be found on the project homepage linked below.

Downloads for the most popular plugins can be found here:

Project Samples

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Modeling, CASE

Follow USE: UML-based Specification Environment

USE: UML-based Specification Environment Web Site

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User Reviews

  • Simple, easy to use environment for validation of OCL queries. Plenty of documentation also available. Extremely helpful

  • Great software with very nice and responsive developers! Thanks! Keep it up!

  • Useocl is good! Thanks.

    2 users found this review helpful.
  • We have been using OCL in several Experimental Software Engineering research projects at the QUASAR group in Portugal. The USE tool has been used intensively and successfully in those projects for many years. Thank you guys at Bremen University! Fernando Brito e Abreu (QUASAR group leader)

  • a great program that I've been using for several years to teach OCL in ESIL, Marseille. Thanks Mark and Martin. Laurent

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