Tinker uses the built-in WordPress theme customizer for changing theme colors (text, background, header), setting body and heading fonts, enabling Gravatar profile image as logo, activating breadcrumbs and featured images.
Tinker Theme Customizer

Tinker uses the built-in WordPress theme customizer for changing theme colors (text, background, header), setting body and heading fonts, enabling Gravatar profile image as logo, activating breadcrumbs and featured images.