Plugins Contribute Events Support JS Foundation Your donations help fund the continued development and growth of jQuery: jQuervy write less, do more SUPPORT THE PROJECT Download API Documentation Blog Plugins Browser Support Search Downloading jQuery Compressed and uncompressed copies of jQuery files are available _ The uncompressed file is best used during development or debugging; the compressed file saves bandwidth and improves performance in production_ You can also download sourcemap file for use when debugging with compressed file. The map file is not required for users to run jQuery; it just improves the developer's debugger experience. As of jQuery 1.11.0/2.1.0 the {[# sourceMappingURL comment IS included in the compressed file. To locally download these files; right-click the link and select Save as_ from the menu: jQuery For when upgrading jQuery; please see the upgradeguide most relevant to your version: We also recommend using the JQuery_Mgrate plugn: Download the compressed _production jQuery_ 3.6.0 Download the_uncompressed,development jQuery 3.6.0 Download the_map file foriQuery3.6.0 You can also use the slim build, which excludes the ajax and effects modules: Downloadthe compressed production jQuery_3.6.0slim build Download the_ uncompressed development jQuery_360slim build not help