There is no official "Free Download" for the full Zaebects Bundle. It is a commercial software package. However, individual plugins from the same creator sometimes offer different pricing models:

You’ve seen the look on your explore page—that perfect blend of analog grit and modern digital precision. Now, it’s your turn. We’re making the Zaebects Bundle available for free to the community for a limited time. Elevate your toolkit with the textures that define the current era of design.