Architecture drawings usually fail in one of two ways: too shallow to be useful, or so dense nobody reads them. Nesting solves both. These boards keep one clear picture at the top and put the detail one level down, which is also how the C4 model wants to be drawn.
Browse real flowcharts made with Gramit. Open any one of them in the editor, change it, and keep it. Free, no account needed.
Real system design diagrams you can open, explore level by level, and edit. Free and editable, no account needed.
Cloud architecture and infrastructure diagrams you can open and edit for free. AWS, networking, deployment topologies and more.
Entity relationship diagrams and database schemas you can open, edit and export. Free, no account needed.
Network topology diagrams you can open, edit and export for free. No account, no signup wall.
Mind maps you can open and edit for free. Branches can nest as deep as your thinking goes.
Organisation charts you can open, edit and export for free. No account needed.
Nothing here quite right? Start from an empty board.