The founders of Thannal Projects, Architect Biju Bhaskar and Sindhu Bhaskar, designed and built zero % cement buildings that follow the principles of Thannal, which include using natural and local materials, minimizing resource consumption, being cost-effective, utilizing indigenous methods found near the site, and incorporating traditional plant and animal derivatives in construction. You can see documentation of these buildings, including videos and articles, in the Thannal Projects documentation.