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.
Affinity Publisher - Professional desktop publishing app
draw.io - Online diagramming application
Contenta Publishing Suite - Contenta Publishing Suite is an advanced-level and web-based publishing software solution offered by RWS that allows you to create good quality content and offers you optimized steps and procedures to publish the content successfully.
PlantUML - PlantUML is an open-source tool that uses simple textual descriptions to draw UML diagrams.
SmartPublisher - Newspaper Software: CRM software, magazine software, subscription software, newspaper sales management, classified ads software,newspaper invoice software, newspaper accounting