18 Jan 2026
Official jQuery Blog
jQuery 4.0.0
On January 14, 2006, John Resig introduced a JavaScript library called jQuery at BarCamp in New York City. Now, 20 years later, the jQuery team is happy to announce the final release of jQuery 4.0.0. After a long development cycle and several pre-releases, jQuery 4.0.0 brings many improvements and modernizations. It is the first major … Continue reading
18 Jan 2026 12:29am GMT
11 Aug 2025
Official jQuery Blog
jQuery 4.0.0 Release Candidate 1
It's here! Almost. jQuery 4.0.0-rc.1 is now available. It's our way of saying, "we think this is ready; now poke it with many sticks". If nothing is found that requires a second release candidate, jQuery 4.0.0 final will follow. Please try out this release and let us know if you encounter any issues. A 4.0 … Continue reading
11 Aug 2025 5:35pm GMT
17 Jul 2024
Official jQuery Blog
Second Beta of jQuery 4.0.0
Last February, we released the first beta of jQuery 4.0.0. We're now ready to release a second, and we expect a release candidate to come soon™. This release comes with a major rewrite to jQuery's testing infrastructure, which removed all deprecated or under-supported dependencies. But the main change that warranted a second beta was a … Continue reading
17 Jul 2024 2:03pm GMT