Sitecake - Drag and drop CMS for HTML websites. It's flat file CMS so it's pretty fast.
Greenshot - Greenshot is a free and open source screenshot tool that allows annotation and highlighting using the built-in image editor.
Anchor CMS - Free and lightweight blogging system
ShareX - ShareX is a free and open source program that lets you capture or record any area of your screen...
Textpattern - Textpattern is an elegant content management system that is free, open source software.
LightShot - The fastest way to take a customizable screenshot.