Flowise vs Sim

Comparing two open source alternatives to Make and Zapier. Use the comparison below to decide which one fits your needs.

Flowise

Open source, drag-and-drop builder for AI agents and LLM workflows. Now archived (EOL Aug 2026) — the Apache 2.0 code lives on for forks and self-hosters.

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Sim

Apache-2.0

Sim is an open-source workspace to build, deploy, and orchestrate AI agents and agentic workflows. Visually connect LLMs, tools, and data sources without giving up control.

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Side-by-side comparison

	Flowise	Sim
License	—	Apache-2.0
Self-hostable	Yes	Yes
GitHub Stars	55,488	29,803
Forks	25,048	3,849
Open Issues	1,040	346
Last Commit	Aug 13, 2026	Oct 10, 2026
First Released	Mar 31, 2023	Jan 5, 2025
Categories	Automation Tools	AI Agent Builders
Tags	#chatbot #agents #low code #No Code #workflow	#ai #ai agent #agents #workflow #rag

GitHub stars over time

Flowise

Sim29,803

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