If you're looking for free AE templates, there are many online sources that provide a wide range of different options. So depending on the kind of template you are looking for, you should be able to find something that suits your needs.
For starters, Adobe Stock offers a selection of after effects templates, many of which are free to download. Additionally, Motion Array has a library of AE templates which offer both free and premium options for a variety of projects.
Envato Elements also features a comprehensive selection of AE projects, from intros and transitions to logo reveals, titles, and more. Similarly, Video Hive offers numerous AE templates, a good number of which can be downloaded for free.
Finally, some members of the Motion Graphic Artists community post their template creations for free. You can visit their site to check out these offerings. In addition, some of the creators on YouTube channel offer free templates from time to time, so you may want to follow them as well.
All in all, there are plenty of free AE templates available online, so with a bit of searching you should be able to find what you need.
