Looka - Make a logo you’ll love with Looka Logo Maker.
Frontify Workspace - The overall tool for creative & design collaboration: - upload, manage & share assets
Logo Dust - Free logo designs for your projects, added every week
Brand.ai - Create a style guide & integrate with Sketch, Slack, & Gulp
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.
My Brand New Logo - Create your own professionally designed logo in 30 seconds. For freelancers, start-ups and other companies.