Elements for Sketch - High-quality UI Kits in Sketch, for free
Logo Foundry - Logo Foundry is a professional Logo Design Suite App for Android and iOS that let's you create professional branding for your business in Minutes.
Tailwind CSS - A utility-first CSS framework for rapidly building custom user interfaces.
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.
DynaMaker - Cloud service for Visual Product Configuration with parametric geometry and CAD / BIM
Looka - Make a logo you’ll love with Looka Logo Maker.