Open the current page or links in Polypane, the developer tool for responsive web development and design.
Toggle between development environment url's
Service Worker Detector
This extension detects if a website registers a Service Worker.
Convert among bits, bytes, kilobytes, megabytes, gigabytes, terabytes, petabytes and more.
GitHub Privacy redacts commit and comment creation dates on GitHub. You can choose the level of redaction: only remove minutes and seconds from the dates or even hide day or month.
Git Analytics made simple.
The official Piral developer tools browser extension.
Pin for GitHub
Pin repositories on GitHub for later without having to star them