Christmas Icons - Holiday themed icon-pack for free 🎄
Merry Christmas Design Assets - Over 40,000 high-quality Christmas assets from Iconscout to bring the spirit of Christmas to your designs.
The 25 Days of Ideas - Free resources for coming up with startup ideas
Creative Market - Buy and sell handcrafted, mousemade design content like vector patterns, icons, photoshop brushes, fonts and more at Creative Market.
365cons - A daily icon diary for you to download
Christmas HQ - Totally free holiday icons, images, borders and fonts