As an open source project, Shibboleth benefits from the contributions of many, including many commercial products that generously donate their work by providing no-cost licenses for our developers and community. We would like to thank the following for their assistance:

Atlassian provides our Confluence wiki and Jira issue tracker, and offers a variety of other project management tools.

YourKit, LLC is the creator of YourKit Java Profiler and YourKit .NET Profiler, innovative and intelligent tools for profiling Java and .NET applications.

Penn State University has provided a Virtual Server used to test and support the Shibboleth Service Provider software on a variety of operating systems since the project's earliest history.