Flowise and Langflow are open-source tools for building AI workflows with visual interfaces. Flowise is Node.js based focused on rapid deployment, while Langflow is Python-based designed for experimentation and customization.

Both Flowise and Langflow provide node-based interfaces for building AI workflows, but with different strengths. Flowise excels at rapid AI development with an Assistant mode for non-technical users, best for chatbots, RAG assistants, and internal copilots. Langflow is built on LangChain and provides source code access for every component, ideal for developers and teams testing multi-agent systems, RAG strategies, and prompt tuning. Both support advanced AI workflows and are self-hostable open-source alternatives to commercial platforms.
Visual AI builder for LLM workflows and RAG applications
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No-code automation platform for easy app integration and workflow creation
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KonnectzIT is a no-code automation platform founded in 2020 and based in Tallinn, Estonia. It enables users to build complex workflows between 600+ applications with an intuitive drag-and-drop interface without coding expertise.
Open-source workflow automation platform as alternative to Zapier
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Activepieces is an MIT-licensed open-source workflow automation platform built in TypeScript, launched in 2022. It positions itself as the developer-friendly alternative to Zapier, Make, and n8n with 500+ native integrations.
Connect any app and automate workflows with AI
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Zapier is a workflow automation platform that connects over 9,000 apps and enables users to create multi-step automations without coding. The platform integrates AI capabilities including Zapier Copilot for natural language workflow creation.