shouldiuse.io

Comparison

Gliffy vs draw.io

Gliffy lands on Depends, and draw.io lands on Worth it.

Gliffy

Depends
Confidence: Medium

Buy Gliffy if your team already works in Confluence or Jira and wants diagrams embedded there.

draw.io

Worth it
Confidence: Medium

Buy if you need capable, free diagramming. especially inside Confluence/Jira or where data privacy matters.

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Gliffy versus draw.io
CompareGliffydraw.io
VerdictDependsWorth it
Best forConfluence-heavy documentation teamsAtlassian Confluence/Jira teams
Who it's not forTeams outside Atlassian tools; standalone value dropsTeams wanting Miro-style real-time brainstorm whiteboards
PrivacyGliffy Online collected several 2024 CVEs plus a 2025 enumeration flaw; Perforce runs a Bugcrowd bug bounty and a public security page.⁹Strong local-data privacy model; several patched CVEs exist . keep versions current.
Support qualityNo evidence in reviewed sources.No support evidence in sources
Public sentimentReddit and review sources describe Gliffy as a user-friendly, cheap diagramming tool used for network and technical diagrams, averaging 4.1/5.¹Users consistently praise ease of use, shape libraries, and diagram range; G2 sentiment is positive but the small Trustpilot sample is lukewarm.
Biggest gotchaMigration out hurts: one company needed a mass importer for 20,000 diagrams.Versions under 18.0.0 vulnerable to stored XSS . do not run old builds12

Pick Gliffy when

  • Confluence-heavy documentation teams
  • Jira-based engineering teams
  • IT and ops drawing network or AWS diagrams
  • Atlassian admins with compliance needs

When Gliffy is not a fit

  • Teams outside Atlassian tools; standalone value drops
  • Free-tool seekers; draw.io does it for nothing
  • Design-heavy marketing visuals; Lucidchart fits better
  • Occasional diagram makers with one-off needs

Pick draw.io when

  • Atlassian Confluence/Jira teams
  • Engineers diagramming architecture, UML, networks
  • Privacy-sensitive orgs wanting local storage
  • Any team needing free diagramming

When draw.io is not a fit

  • Teams wanting Miro-style real-time brainstorm whiteboards
  • Buyers needing vendor SLAs or dedicated enterprise support
  • Guess: non-technical execs wanting polished presentation-grade visuals
  • Self-hosters unwilling to keep versions patched

Sources

  1. review
  2. review
  3. review
  4. review
  5. review
  6. review
  7. review
  8. review
  9. security
  10. CVE-2024-7141 advisoryvulnerability.circl.lu
    security
  11. security
  12. security
  13. Gliffy Bug Bountybugcrowd.com
    security
  14. official
  15. official
  16. official