According to Wikipedia, a UI style guide is a ‘set of standards for the writing and design of documents’ and that it ‘ensures consistency and enforces best practice in usage.’ All very true. But what it neglects to mention is how inspiring UI style guides can be just to look at and get lost in.
Check out this fantastic selection of UI style guides!
Crunch Time Style Guide by Brian Athey
NRMA Style Guide by Nomad Agency
Ui Style App by Nick Zhukov
Style Tile by Facundo Gonzalez
Reimagining Codecademy by Manuel Lima
UI Style Guide by Greg Dlubacz
Finalising a Style Guide by Luke Taylor
Airbnb UI Toolkit by Derek Bradley
Visual Style Application by Nick Zhukov
UI Style Guide by Alex Gilev
App Style Guide by Marcelo Pérez
Style Guide Mania by Bill S Kenney
Medium.com UI Style Guide by Teehan+Lax
Product Style Guide &Visual Guidelines by Salesforce1