Infrastructure diagrams age fast, so the ones worth keeping are the ones that are easy to change. These boards are editable in one click, and they can also be written as Gramit YAML, which means your assistant can regenerate one from a description instead of you redrawing it.
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.
Software architecture diagrams with real depth: every component opens into its own board. Free to open and edit.
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.