Sum it! is a bookmarklet that allows you to sum data on a webpage in only two clicks.
More on the Sum it! website
You can run the Sum it! website locally using dev containers with VS Code:
- Open the project in VS Code
- Click on the
Reopen in Containerbutton (or on the blue icon at the bottom left of the window)
In a VS Code terminal, run gulp to rebuild the bookmarklet code from src/ and inject it in index.md.
Go to http://localhost:4000/ to preview the landing page (index.md).