BugMagnet helps with testing forms by allowing users to quickly test different edge case inputs, saving time. Window Resizer makes it easy to test a website across various device sizes and screen resolutions. Check My Links automates the process of identifying and reporting broken links on a site. Fake Filler is another useful extension for testing forms, auto-filling input fields with randomly generated fake data. Jam is a fast Chrome extension that allows users to capture and report bugs quickly, connecting to issue trackers like Jira.