massCode - A free and open source code snippets manager for developers.
Anima App - Design, get feedback, convert to code, publish, iterate.
CodeMyUI - Handpicked code snippets you can use in your web projects
Sketch Repo - Collection of resources for anyone who uses Sketch
GitHub Gist - Gist is a simple way to share snippets and pastes with others.
Auto-Layout for Sketch - Responsive design for Sketch