Talon.One - Talon.One is the world's most flexible Promotion Engine.
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.
AdCurve - AdCurve is an online campaign management platform for retailers.
draw.io - Online diagramming application
Uniqodo - Uniqodo is cloud-based software for a coupon, voucher or discount code marketing campaigns.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.