Creative Market - Buy and sell handcrafted, mousemade design content like vector patterns, icons, photoshop brushes, fonts and more at Creative Market.
Looka - Make a logo you’ll love with Looka Logo Maker.
SocialSizes - Sketch templates for sharing images & videos on social media
Logo Dust - Free logo designs for your projects, added every week
Designify - Turn any photo into awesome, automatically
Canva Logo Maker - Create your own custom logos without having to hire a designer with Canva's impressively easy to use logo maker. Completely free, completely online.