TypeSlab - Simple, shareable typographic posters
Git Sketch Plugin - Version control for designers
Typorama - Typorama: Text on Photo Editor is a Typography Art and Poster Maker application created and published by Apperto Ltd.
Anima App - Design, get feedback, convert to code, publish, iterate.
Redact Photo - Redact.photo offers free and private censoring of images in the browser.
Marvel for Sketch - Sync, play and record prototypes in Sketch!