All in one solution to create website and newsletter design to impress and engage your customer https://designmodo.com/
Color Hunt is a free and open platform for color inspiration with thousands of trendy hand-picked color palettes https://colorhunt.co/
Free stock photos for websites and commercial use https://burst.shopify.com/
High quality design resources for free. Crafted with love from amazing artists and professional designers around the world, ranging from fonts, mockups, graphics, templates & more https://freedesignresources.net/
open-source illustration for any idea you can imagine and create https://undraw.co/illustrations
Short code snippets for all your development needs https://www.30secondsofcode.org/
Tons of funky, bold, and bright repeating patterns to choose from https://pattern8.com/