Please use the form below to contact OSI. If you have a specific enquiry, please select the relevant category after checking the FAQ.
Please do not ask the OSI about obtaining a specific piece of software or a customized licensing arrangement for that software. The OSI does not write or offer software, nor are we the authors of the licenses listed here -- we simply evaluate those licenses for compliance with the Open Source Definition. If you have questions about a particular piece of software, you should contact the provider of that software.
To contact OSI by mail, please write to:
Open Source Initiative
855 El Camino Real
Ste 13A, #270
Palo Alto, CA 94301