We have pretty complex extension so we decided to write Chrome API compatibility layer. It allows us to run our existing Chrome extension as an Safari app. exte

We have pretty complex extension so we decided to write Chrome API compatibility layer. It allows us to run our existing Chrome extension as an Safari app. extension. Check out https://github.com/avast/topee https://github.com/avast/topee - It's work in progress (but already complete enough for our use case).