Viventium - Viventium is a cloud-based payroll and human resource software solution designed for small to midsize businesses.
Bludit - Bludit is a web application to build your own website or blog in seconds, it's completely free and open source. Markdown support.
Tribe HR - The best Online Human Resources Software for small & medium businesses, simplifying frustrating HR management challenges.
Grav - The modern open source flat-file CMS
PeopleGoal - PeopleGoal is a cloud-based employee performance management solution.
HTMLy - HTMLy is an open source databaseless blogging platform. A Flat-File Blog and Flat-File CMS written in PHP prioritizes simplicity and speed.