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Langflow vs Flowise

Langflow and Flowise both land on Depends.

Flowise

flowiseai.com

Depends
Confidence: Medium

Buy if you're a developer prototyping AI agents on a self-hosted, sandboxed instance . it's free and fast to iterate.

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Langflow versus Flowise
CompareLangflowFlowise
VerdictDependsDepends
Best forDevelopers prototyping AI agents fastDevelopers prototyping LLM apps fast
Who it's not forInternet-facing production systemsAnyone exposing it to the public internet
PrivacyPoor record: multiple critical unauthenticated RCE CVEs in 2025-2026, several actively exploited in the wild.Poor . multiple critical RCE CVEs (including CVSS 10.0) with confirmed active exploitation; official security page appears empty.16
Support qualityInsufficient evidence in sourcesNo support evidence in sources.
Public sentimentUsers like the rapid prototyping and clean UI but complain about breaking version upgrades and unclear production readiness.⁴Product Hunt reviewers rate it 4.8/5 and developer reviewers describe strong delivery, though the public review base is small.14
Biggest gotchaNo tenant isolation per official docs . never share instances beyond trusted users10CVSS 10.0 RCE under active exploitation; unpatched instances get compromised

Pick Langflow when

  • Developers prototyping AI agents fast
  • RAG chatbot builders
  • Python-comfortable teams
  • Self-hosters who can harden security

When Langflow is not a fit

  • Internet-facing production systems
  • Anyone handling sensitive data
  • Non-technical teams expecting stable no-code
  • Multi-tenant or shared deployments

Pick Flowise when

  • Developers prototyping LLM apps fast
  • Indie builders wanting open-source self-hosting
  • Teams experimenting with RAG chatbots
  • AI learners and tinkerers

When Flowise is not a fit

  • Anyone exposing it to the public internet
  • Production systems handling sensitive data
  • Non-technical teams wanting managed SaaS
  • Orgs without staff to patch CVEs quickly

Sources

  1. Langflow official sitelangflow.org
    official
  2. Langflow on GitHubgithub.com
    official
  3. We Tried and Tested 8 Langflow Alternatives . ZenMLzenml.io
    review
  4. Is LangFlow Still Worth Using? . Redditreddit.com
    review
  5. Langflow Products . G2 seller pageg2.com
    review
  6. CVE-2025-3248 and CVE-2026-5027: Langflow RCE . Picus Securitypicussecurity.com
    security
  7. Hackers Start Exploiting Critical Langflow Vulnerability . SecurityWeeksecurityweek.com
    security
  8. DataStax acquires the startup behind Langflow . TechCrunchtechcrunch.com
    news
  9. Langflow plans and pricing . Elestioelest.io
    official
  10. Langflow Security docsdocs.langflow.org
    official
  11. Flowise - Build AI Agents, Visuallyflowiseai.com
    official
  12. FlowiseAI/Flowise on GitHubgithub.com
    official
  13. Flowise Cloudcloud.flowiseai.com
    official
  14. Flowise on Product Huntproducthunt.com
    review
  15. Flowise Review 2026 (dev.to)dev.to
    review
  16. Flowise CVSS 10.0 RCE: AI Agent Builders Under Attackthehackernews.com
    security