What are some alternatives?
When comparing Timeline for Sketch and Build with Sketch, you can also consider the following products
Supernova Studio - The world’s first true design-to-code platform 🚀
Launchpad for Sketch - Publish responsive HTML websites directly from Sketch
Git Sketch Plugin - Version control for designers
Flowkit - Sketch library for user flows/content maps/annotations
Sketch Icons - Generate a dynamic icon library in less than 5 minutes
Sketch Repo - Collection of resources for anyone who uses Sketch