Xilisoft Video Converter - Xilisoft Video Converter is easy, fast, reliable, and loaded with features.
draw.io - Online diagramming application
Prism Video Converter - Prism Video Converter is a simple and easy2use converter for converting all audio and video formats including MP4, AVI, MPEG, MOV, FLV and tons of others.
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.
Any Video Converter - Any Video Converter is an All-in-One video converting tool with easy-to-use graphical interface, fast converting speed and excellent video quality. It allows you to effortlessly convert video files between every format!
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.