Structurizr is described as 'Software architecture diagramming tool' and is a Diagram Editor in the development category. There are more than 10 alternatives to Structurizr for a variety of platforms, including Online / Web-based, Windows, Mac, SaaS and Linux. The best alternative is diagrams.net, which is both free and Open Source. Other great apps like Structurizr are Dia, Miro, Software Ideas Modeler and SQL Developer Data Modeler.
Structurizr is mainly a Diagram Editor but alternatives to it may also be Mind Mapping Tools or Whiteboards. Filter by these if you want a narrower list of alternatives or looking for a specific functionality of Structurizr.
diagrams.net (previously draw.io) is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams. No login or registration are required and features include the ability to save locally (including SVG), a range of stencils, .
Oracle SQL Developer Data Modeler is a free graphical tool that simplifies data modeling tasks. Using Oracle SQL Developer Data Modeler users can create, browse and edit, logical, relational, physical, multi-dimensional, and data type models.
A digital workplace where your team can collaborate from anywhere in the world. Visualize your ideas on the Online-Whiteboard in realtime and easily track your working hours with the intuitive Time Tracker.