Infection Monkey : The Infection Monkey is an open source security tool for testing a data center's resiliency to perimeter breaches and internal server infection. The M...
WebPagetest : Run a free website speed test from multiple locations around the globe using real browsers (IE and Chrome) and at real consumer connection speeds. You...
Glances : Glances is a cross-platform curses-based system monitoring tool written in Python.
mmm.page : Dead simple, drag & drop personal websites.
Task : Task is a task runner / build tool that aims to be simpler and easier to use than, for example, GNU Make.
Free open source web page change detection. Simply monitor which websites had a text change.