There are actually two releases here. First is jQuery 3.0, which supports modern browsers and environments from IE9 forward. Second is jQuery Compat 3.0, which includes support for IE8. As an added bonus, both jQuery and jQuery Compat will include support for Yandex.Browser, a freeware browser released in 2012. You can get the files from the jQuery CDN, or link to them directly.
Tired of having to refresh your browser every single time you make changes to your LESS/SASS/CSS files? This article will take you step-by-step to getting LiveReload integrated in your development environment so you no longer have to reload your browser to see changes.