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
Codespace - A beautiful cross-platform code snippet manager
Figma - Team-based interface design, Figma lets you collaborate on designs in real time.
Creative Tim - Awesome Bootstrap freebies and templates to build better websites