Comment by flexdinesh

All OSS. All free.

GitHub repo: https://github.com/flexdinesh/blogster

There's a demo for each theme.

Demo: Blogster Sleek - https://blogster-sleek.netlify.app

Demo: Blogster Newspaper - https://blogster-newspaper.netlify.app

Demo: Blogster Bubblegum - https://blogster-bubblegum.netlify.app

Demo: Blogster Minimal - https://blogster-minimal.netlify.app