Four participants with lifelines, request arrows and dashed replies, plus notes.
38 elements · English · Free
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English · 50 elements
Clients, edge, services, data and external services, joined by arrows.
English · 38 elements
Level 1 of the C4 model: your system, the people who use it and the systems around it, with a key.
English · 47 elements
Level 2 of the C4 model: the apps, services and databases inside one system, with a key.