CoSchedule - CoSchedule is the #1 marketing calendar that helps you stay organized and get sh*t done. Plan, produce, publish and promote your content.
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.
Embedly - Embedly helps publishers and consumers manage embed codes from websites and APIs.
draw.io - Online diagramming application
Rocketium - A DIY video creation platform. Make videos in minutes using preset themes and templates.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.