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Signing up will give you access to the free version of Structurizr (cloud service and on-premises installation) with the basic feature set as described on the pricing page. Free cloud service plans are available for open source projects, academic establishments, and public speakers and trainers.


Passwords must be at least 12 characters; including one number (0-9), one lowercase letter (a-z) and one uppercase letter (A-Z). We recommend using a longer, stronger password though, and using a password manager to store it.

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