You're looking for a free download of XMult, a plugin for Adobe After Effects. Here's what I found:

If you're interested in using XMult, I recommend purchasing a license from the official website or authorized resellers to ensure you get the latest version and any necessary support.

XMult is a popular plugin for Adobe After Effects that allows users to create complex, high-quality motion graphics and visual effects. It's known for its ease of use and versatility.

When searching for free downloads, be sure to only download from reputable sources to avoid malware and viruses. Some free downloads may also be incomplete or outdated versions of the plugin.