Google+ branding guidelines
Google Visual Assets Guidelines - Part 2: User interface icons and Illustrations
[User interface icons and Illustrations] In January 2012, expanding on the new iconography style started by Creative Lab, we began creating this solid, yet flexible, set of guidelines that have been helping Google’s designers and vendors to produce high quality work that helps strengthen Google’s identity.
Google Visual Assets Guidelines - Part 1: Product icons and logo lockups
[Product icons and logo lockups] In January 2012, expanding on the new iconography style started by Creative Lab, we began creating this solid, yet flexible, set of guidelines that have been helping Google’s designers and vendors to produce high quality work that helps strengthen Google’s identity.