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BetterOpenSource

Flowise vs Activepieces

A side-by-side comparison of two open-source tools to help you choose the right one.

Feature
SummaryDrag-and-drop builder for LLM apps and agents.All-in-one, truly open automation.
GitHub stars35K14K
LicenseApache 2.0MIT
LanguageTypeScriptTypeScript
PricingFree & Open SourceFree & Open Source
Self-hostable
ReplacesOpenAI Assistants, ZapierZapier, IFTTT
Rating4.6 / 54.6 / 5

Flowise features

  • Visual flow editor for chains and agents
  • 100+ integrations and vector stores
  • Expose flows as REST APIs or embeds
  • Human-in-the-loop and tool calling
  • Self-hosted with team workspaces

Activepieces features

  • Visual flow builder with branching
  • Open-source pieces catalog
  • AI steps and chat triggers
  • Write your own pieces in TypeScript
  • Zero-cost self-hosting

Flowisepros & cons

Pros

  • Fast prototyping with no code
  • Broad integration catalog
  • Production-ready API endpoints

Cons

  • Complex agents still need careful design
  • Resource usage grows with heavy flows

Activepiecespros & cons

Pros

  • Fully MIT-licensed
  • Easy to extend with custom pieces
  • Generous free self-hosting

Cons

  • Smaller integration catalog than incumbents
  • Younger ecosystem

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