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Contact Information


Direct questions about installation, development, etc. to the users' mailing list at [email protected].

Press Inquiries

Direct press inquiries to Stefan Hornburg at [email protected].


Send questions or comments about this website to [email protected].


Sensitive reports of security problems can be reported privately to the core developer team at [email protected].

About Interchange

What Interchange users are saying:

""Interchange" indeed! - It has powered the Department of State's Vienna Training Office's database for 7 years uninterrupted."
Greg Goble, EUR/PPD-VTO.