7 Best Open Source Relay.app Alternatives
A curated collection of the 7 best open source and self-hosted alternatives to Relay.app in 2026.
Looking for a free, privacy-friendly, or self-hosted replacement for Relay.app in 2026? The top open-source alternative is n8n — AI-powered workflow automation platform.
Other highly rated open-source Relay.app alternatives include Flowise AI, Kestra and ActivePieces.
AI-powered workflow automation platform
n8n is an extensible workflow automation platform that uniquely combines AI capabilities with business process automation, giving technical teams the flexibility of code with the speed of no-code. - AI Agent Builder: Visually construct and control AI agents with traceable reasoning steps - 500+ Integrations: Pre-built nodes for common apps and custom API connections for everything else - Hybrid Workflows: Mix no-code drag-and-drop with custom JavaScript/Python code - Self-Hosting: Deploy on your infrastructure or use n8n's cloud service - Enterprise Ready: Scalable solution for teams with advanced security and compliance - 10,000+ Templates: Ready-to-use workflow automation templates - AI-Powered Features: RAG, lead automation, CRM enhancement, and more - Transparent Pricing: Fair-code license with transparent enterprise options n8n is open-source (Fair-code license) and can be self-hosted on any infrastructure. Supports Docker, Kubernetes, and cloud deployments. Documentation provides comprehensive setup guides for various hosting environments.
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
Open source platform for building AI agents, chatbots, and multi-agent systems using a drag-and-drop interface, with support for 100+ LLMs and RAG.
YAML-based orchestration platform with 1400+ plugins for running data pipelines, AI workflows, and infrastructure automation across teams at scale.
YAML-based orchestration platform with 1400+ plugins for running data pipelines, AI workflows, and infrastructure automation across teams at scale.
AI-first automation platform for teams with 761+ integrations and governance controls
Activepieces is an AI-first automation platform that enables teams to build self-driven AI workflows across HR, finance, marketing, sales, and more—while maintaining control through IT governance. The platform combines no-code/low-code tools with AI agent capabilities to automate tasks across 761+ integrations including Gmail, Slack, Notion, and OpenAI. - AI Agent Builder: Create and deploy AI agents without coding - 761+ Integrations: Connect with popular tools like Gmail, Slack, Notion, HubSpot, and OpenAI - Governance & Control: IT teams can enforce policies and monitor AI workflows - Multi-Deployment Options: Cloud, self-hosted, or hybrid deployments - AI Adoption Stack: Framework for scaling AI automation across organizations - Cost Optimization: Track and optimize AI automation costs - Enterprise-Grade Security: Built-in compliance and audit capabilities Activepieces is open-source and can be self-hosted on your own infrastructure. The platform supports Docker deployments and provides comprehensive documentation for setup. For enterprise needs, Activepieces offers managed cloud hosting with enterprise-grade security and support.
No-code AI automation & RPA platform
Automa is an enterprise-grade AI automation platform that enables organizations to build autonomous AI Agents, integrate RPA workflows, orchestrate systems, and automate complex business operations end-to-end. With a visual no-code builder, cross-platform compatibility, and AI-powered decision making, Automa simplifies automation for businesses of all sizes. - Visual No-Code Builder: Design workflows effortlessly with an intuitive drag-and-drop interface. - Cross-Platform Compatibility: Deploy bots seamlessly across various systems and devices. - AI-Powered Decision Making: Leverage AI for intelligent task execution and adaptive learning. - Enterprise-Grade Security: Ensure data integrity with robust encryption and compliance standards. - Real-Time Analytics: Gain insights with live dashboards and performance metrics. - Scalable Infrastructure: Adapt and grow with Automa's flexible automation solutions. - Ready-to-Use Templates: Start with pre-built automation templates for common tasks. - Chrome Extension: Automate browser tasks directly from your Chrome browser. Automa is primarily a cloud-based platform with a free tier available. The open-source version is available on GitHub, allowing for self-hosting and customization. The platform supports enterprise deployments with advanced security and scalability features.
Open source Zapier alternative
Automatisch is an open-source automation platform that helps businesses streamline workflows without requiring technical expertise. Whether you prefer a cloud-based solution or want full control by self-hosting, Automatisch provides the flexibility to automate tasks efficiently. - No-Code Automation: Build workflows using a visual editor with over 100 integrations (Slack, Twitter, GitHub, PostgreSQL, etc.). - Self-Hosting: Deploy on your own infrastructure for complete data control and GDPR compliance. - Affordable Cloud: Use the managed cloud service for hassle-free automation. - Open Source: Community-driven development with transparency and vendor lock-in avoidance. - Enterprise Ready: Trusted by companies in healthcare, finance, and other regulated industries. Automatisch is built with Node.js and TypeScript, using PostgreSQL for data storage. Self-hosting is straightforward via Docker or Kubernetes, with detailed installation guides available. The platform supports custom integrations and offers advanced configuration options for scalability.
Open-source workflow & AI agent builder
ByteChef is an open-source automation platform designed for building workflows, creating multi-step AI agents, and integrating applications seamlessly. With a focus on data ownership and transparent pricing, it empowers small to medium businesses to automate processes without vendor lock-in. - Visual Workflow Builder: Drag-and-drop interface for creating complex workflows and AI agents. - Extensive Integration Library: Connect with 50+ SaaS applications and services, including Gmail, Slack, OpenAI, PostgreSQL, and more. - Flow Controls: Advanced logic and conditional execution for precise automation. - Execution Preview: Real-time previews to test and debug workflows before deployment. - Multi-Step AI Agents: Build and deploy AI-powered agents with ease. - Transparent Pricing: No hidden costs or vendor lock-in, ensuring full data ownership. - Self-Hosting Capabilities: Deploy on your own infrastructure for complete control. ByteChef is open-source and can be self-hosted on your own infrastructure. It supports deployment on cloud platforms, on-premises servers, and Kubernetes clusters. The platform is built with scalability and security in mind, making it suitable for teams of all sizes.
About Relay.app
Visual workflow automation tool that connects your apps and automates multi-step processes, with human-in-the-loop steps that let teammates review, approve, or act before a workflow continues.