Open Source Congress is an invitation-only event.
Please reference your invitation for registration details.
We never sell attendee lists or contact information, nor do we authorize others to do so. If you receive an email claiming to sell an attendee list for a Linux Foundation event, please forward it to email@example.com.
You should have received a registration link in your acceptance email. If you did not, please contact firstname.lastname@example.org for more details.
A registration link was shared in an email to your company’s sponsorship contact. Please reach out to your company’s sponsorship contact if you need to register as a Sponsor. For further questions, please email email@example.com.
Invoices & Certificates of Attendance
Invoice receipts are downloadable from the confirmation email you received after registering under the Payment Receipt Information section. If the downloadable invoice receipt does not meet your needs or you need to have your confirmation email resent, please submit your request here. Please include any additional customization you need for your invoice receipt in the request.
Certificates of Attendance:
To request a Certificate of Attendance, please submit a request here. Please Note: We verify attendance through the registration system, and Certificate of Attendance letters are sent out after the event is completed.
If you must cancel for any reason, please sign back into your registration, click the “Register/Modify” button and select “Unregister.” If you need further assistance, email firstname.lastname@example.org.