Airsketch - Simple screenshots + annotations for Mac 🖥️
browserling - Live interactive cross-browser testing from your browser.
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
BrowserStack - BrowserStack is a software testing platform for developers to comprehensively test websites and mobile applications for quality.
Evernote Web Clipper - Clip, don't bookmark. Web Clipper is a browser extension that lets you save any web page, article, or image into Evernote. Download now.
Browsershots - Browsershots makes screenshots of your web design in different browsers.