Typorama - Typorama: Text on Photo Editor is a Typography Art and Poster Maker application created and published by Apperto Ltd.
Slickr - Powerful cover image generator for your Hashnode blog
Facebook Creative Hub - A new way to create & preview mockups for ads with Facebook
Canva Pro - Millions of design assets, templates and images all in one
Enhance - Find, crop, edit, & share pics to social. Made by Hootsuite.
SocialSizes - Sketch templates for sharing images & videos on social media