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Best ArchGPT Alternatives in 2026

12 apps from AI diagram generators ranked against ArchGPT on the same published basis.

  1. 1
    Nimbalyst Free plan iOSLinuxMacWin $16.67/mo8.5
    ArchGPT vs Nimbalyst
  2. 2
    Eraser Free plan apiextensionself-hostedWeb $15/mo8.2
    ArchGPT vs Eraser
  3. 3
    Archway Free plan apiself-hostedWeb $12/mo8.1
    ArchGPT vs Archway
  4. 4
    LetDraw Free plan apiself-hostedWeb $5/mo8.0
    ArchGPT vs LetDraw
  5. 5
    sysdraw Free plan Web $6/mo7.9
    ArchGPT vs sysdraw
  6. 6
    Mermaid Chart Free plan apiextensionWeb $12/mo7.8
    ArchGPT vs Mermaid Chart
  7. 7
    ArchitectureDiagram.ai Free plan apiWeb $4.99/mo7.6
    ArchGPT vs ArchitectureDiagram.ai
  8. 8
    Creately Free plan apiLinuxMacself-hostedWeb Free7.4
    ArchGPT vs Creately
  9. 9
    OpenFlowKit Web 7.2
    ArchGPT vs OpenFlowKit
  10. 10
    Lucid Train WinMacLinux 6.8
    ArchGPT vs Lucid Train
  11. 11
    Diagrams.so Web 6.7
    ArchGPT vs Diagrams.so
  12. 12
    flow-chart.io Web 6.6
    ArchGPT vs flow-chart.io
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