The main theme of Hepek projects is typesafe but flexible HTML.
See these posts for motivation:
Projects:
Hepek Components 
Typesafe templates, grids, forms, code highlighting, markdown etc.
JVM and ScalaJS supported!
Hepek SSG 
Static site generator for developers.
Make your own website and deploy it with Netlify (yes, for free) in just a few clicks:
Resources:
- documentation
- starter template
- examples
- source code of sake.ba
- source code of blog.sake.ba (code examples, math snippets etc.)
Integrations
Sharaf
Shraf integration.
Hepek Play 
Play framework integration.