Mutter is a lightweight scaffold for blogging and creating web pages. It's free and open source, and it works on any hosts which provides a PHP enviroment1 like LAMP, WAMP, LNMP, etc.
When using Mutter, you'll got Markdown2 support out-of-the-box.
Mutter is designed to be portable and hackable. We highly recommend you dig into the source code if you really want to use it. If you are interested, follow these steps:
index.php with your favorite code editor
Source of Mutter doesn't contains a bunch of complex logic, so take it easy and just read and modify it to fit your use case.