Thanks to the following companies for providing sponsorship through services and products which may be used by Backdrop contributors to build and improve the project:
TugBoat QA for automatic sandboxes used for testing.
SendGrid for getting our emails into your inboxes.
Linode for hosting all of our websites.
Zulip for providing the platform that allows us to chat.
Fastly Free CDN services for all backdropcms.org properties.
GitHub for collaboration and code management tools.
ZenCI for continuous automated testing.