PreFlight - Preflight is an Automated Web Testing tool. Allows everyone to automate Web UI tests.
Piar.io - Create beautiful custom link previews for all your social media channels in one place
HTTP Status Dogs - Hypertext Transfer Protocol Response status codes, and dogs
Linkz.ai - Automatic rich link previews on hover that keep visitors on your website
HTTP Status Cats - Cats for every HTTP status code, by ex-Google.
Mugshot Bot - Automated link preview images for your website. No more fussing with design tools or wading through thousands of stock photos.