We don't know any good AwesomeTechStack open-source alternatives yet.
You are more than welcome to suggest any alternatives that you know of, or ask the community for suggestions.
Alternatively, we recommend checking out LibHunt for open-source libraries and alternatives to AwesomeTechStack.
AwesomeTechStack is a unique way to uncover the secrets of top-performing websites with AwesomeTechStack's in-depth technology analysis. Improve security, modernity, and performance for your site.