Frank - Frank is a lending and borrowing platform for friends and family.
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
MagicPlan - The floor plan creation app magicplan lets you create dimensioned floor plans without actively measuring or drawing. With its Augmented Reality.
draw.io - Online diagramming application
MASTERSPEC - Made by the American Institue of Architects, Avitru has released a new product that promises a lot of innovations.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.