Best AI Diagram Generators in 2026 · page 2
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Juggernaut Solutions Architecture Flow Tool
Juggernaut Solutions Architecture Flow Tool is a free, web-based diagramming application for software architects, solution architects, and engineers.
Free planWeb6.0Free plan - 27
SciDraw
SciDraw is a web tool for generating scientific figures from prompts, sketches, reference uploads, or paper notes.
Web6.0From $20 a month - 28
AutoUML
Free planWeb5.9Free plan - 29
FlowCraft
WebExtension5.9From $7.99 a month - 30
OpenFlowKit
OpenFlowKit is a free, open-source diagram tool available on the web and desktop.
Free planWeb5.9Free plan - 31
diagram.ch
Free planWeb5.8Free plan - 32
Archi
Web5.6$19 one-time