Cacher is the code snippet organizer for pro developers

CSS REFERENCE
https://tympanus.net/codrops/css_reference/

COLORS
http://colours.neilorangepeel.com
Gives all available color keywords along with rgb and hex values

http://coolors.co
Color scheme generator

https://randoma11y.com
Color combos for text on background colors

http://rgb.to
Convert any type of colore value to rgb values

TEXT
http://meettheipsums
Lorem ipsum

unicode-table.com
Unicode character table

SPECIFICITY
http://cssspecificty.com

POSITION
https://tympanus.net/codrops/css_reference/position/

ROYALTY FREE IMAGES
http://publicdomainarchive.com
https://unsplash.com