Tools like CloudConvert or Media.io allow you to upload a file and convert it to AVI directly in your browser.

A treasure trove for film enthusiasts, offering thousands of public domain movies and TV shows for free download in various formats.

How to Download Movies in MPEG-4 AVI Format: A Complete Guide

You can download selections from the National Film Registry in high quality. How to Get Your Movie into MPEG-4 AVI

While newer formats like MP4 have become the web standard, the MPEG-4 AVI combination remains popular for several reasons: