We've started using mdbook [1] at work for our docs. It has search, it's customizable, and if you really need HTML in places you can do that inside your markdow

We've started using mdbook [1] at work for our docs. It has search, it's customizable, and if you really need HTML in places you can do that inside your markdown to get the best of both worlds. [1] https://github.com/rust-lang/mdBook https://github.com/rust-lang/mdBook