Automa is a chrome extension and Firefox addons for browser automation.
From auto-fill forms, doing a repetitive task, taking a screenshot, to scraping data of the website, it's up to you what you want to do with this extension.
You can installing the Automa chrome extension by opening the Chrome Web Store and click "add to chrome" button.
Installing Firefox Addons
If you are using the Firefox browser, you can install Automa from the Firefox addons page.