iLend - Keep track of the things you lend and borrow.
RevOps - Building blocks for better sales agreements
PayRequest - SImple Fast Payment Links
Massdriver - Massdriver makes DevOps effortless, allowing engineers to quickly deploy secure, production-ready infrastructure using a simple diagramming interface.
PayPal.Me - Request money using your own personalized URL.
MicroAcquire - A free & anonymous startup acquisition marketplace