SuperSend.io - Automate Cold Outreach Across Email, Linkedin and Twitter.
draw.io - Online diagramming application
nnn - Fast and resource-sensitive file manager for the terminal
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.
Ortto - Journeys made simple. Your customer data, messaging and analytics working together.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.