NiceJob - Get more reviews and build an build an awesome reputation with NiceJob.
Dia - Dia is a GTK+ based diagram creation program for GNU/Linux, MacOS X, Unix, and Windows, and is released under the GPL license.
Open Loyalty - 100% customizable loyalty platform with ready to-use-features gamification and loyalty features. Available in Open Source and Enterprise edition.
draw.io - Online diagramming application
Zoho CRM - Omnichannel CRM for Businesses of all sizes
yEd - yEd is a free desktop application to quickly create, import, edit, and automatically arrange diagrams. It runs on Windows, Mac OS X, and Unix/Linux.