Download MooTools 1.2.4

From this page you can download the full MooTools Core.

If you need more functionality, head over to the More Builder.

Download Compression type Size SHA1
MooTools 1.2.4 YUI Compressor 65 kb e956e4de8f223992e2d1362d78c5b5bb33e27497
MooTools 1.2.4 JSMin 78 kb 72db638e9516db4e13952e0beec37e8bb7d0b12d
MooTools 1.2.4 Uncompressed 101 kb e5335c2a82f26e49b1324edc21e452de040d5cdc

The GZipped version of MooTools weighs about 20 kb. For best results, always GZip a YUI Compressed MooTools.

You can also acquire these files via the Google Ajax Libraries API.

Server-Side Download

This is a customized MooTools build without any component relative to browsers. Includes Class, Core and Native Extensions. It's specifically made for server-side environments such as v8cgi, Rhino or SpiderMonkey.

Download Compression type Size SHA1
MooTools 1.2.4 Server Uncompressed 23 kb c0358609576b11faadfd7956797ad02c55eeb6d3

Advanced Download

If you want to, you can build your personalized copy of MooTools Core. You might want to leave out components you don't need such as Effects or Requests, or you might want a personalized build for non-browser environments. Either way, this full version contains all the components listed in the core builder.

Edge Build

If you want to get involved in testing and development, you can download the edge version of the MooTools core. This version is built hourly from our git repository. Always include MooTools.build if you wish to open up a ticket!

MooTools 1.1 > 1.2 Upgrade Helper

The MooTools Upgrade Helper is designed to help developers move from MooTools 1.1 to 1.2. Details of its release can be found in the relevant blog post and the readme file in the repository on github.

Download Compression type Size SHA1
Upgrade Helper Script Uncompressed 21 kb f550b7fb6025b805528e5caa038923a32a252b55
1.2.4 with 1.1 Classes Uncompressed 155 kb b88c499aa923ef1cac619eca01e6f81b7c4d55b4