BigPicture.io - BigPicture provides company APIs for data-driven B2B teams.
Now UI Kit - A beautiful Bootstrap 4 UI kit. Yours free.
Adobe Marketing Cloud - End-to-end digital marketing
Bots UI Kit - Fully customizable Sketch UI Kit for Messenger Platform
Freeway - With Freeway you can create the website you want without having to write any code! Its easy-to-use design is great for people making their first website or for those with experience looking to make one in a jiffy.
Landing UI Kit - Handcrafted UI components for landing pages