18 Open Source Alternatives to Zapier

N8N lets you design and automate multi-step workflows quickly using an intuitive drag-and-drop interface alongside custom coding options. Its powerful debugging tools, extensive built-in integrations, and native AI nodes allow you to manipulate data, trigger events, and monitor executions with ease. With options for cloud hosting or self-deployment, N8N offers a flexible and secure solution that scales with your business needs.

Flowise AI offers a visual platform to create and deploy LLM apps with ease. Leveraging built-in templates, extensive integrations with LangChain, LlamaIndex, and over 100 other tools, it enables the creation of conversational agents, chatbots, and autonomous AI assistants. Its developer-friendly APIs, SDKs, and embed options ensure seamless integration into diverse environments, whether cloud-based or air-gapped.

Budibase provides a versatile platform to design management apps, portals, forms, approval flows, and admin panels using a drag-and-drop interface and pre-built components. Connect to external databases, REST APIs, or use its built-in database while leveraging containerized deployment options such as Docker and Kubernetes for scalable, enterprise-grade security.

Trigger.dev streamlines the execution of background jobs and orchestrates AI tasks through familiar async code, allowing developers to focus on building features rather than managing infrastructure. The platform handles everything from queuing, auto-scaling, and concurrent task execution to advanced retry mechanisms and real-time observability. With extensive support for Python, Node.js, and various build extensions, Trigger.dev integrates seamlessly into your existing tech stack, ensuring reliable and resilient operations without timeouts.

ActivePieces provides a robust platform for building and managing automated workflows while harnessing the power of AI. It supports a wide range of integrations—from webhooks and HTTP requests to popular apps—allowing teams in departments like sales, HR, finance, and marketing to automate tasks without extensive coding. The tool boasts features such as a visual no-code builder, AI-assisted coding, auto retry mechanisms, and secure versioning, all designed to reduce manual overhead and accelerate digital transformation.

Abstra simplifies process automation by converting intricate business workflows into efficient, optimized solutions. It offers a drag-and-drop interface integrated with VS Code, native PostgreSQL table management, and seamless Git connectivity. With secure SSO, auditable logging, and flexible deployment options including cloud and on-premise hosting, Abstra ensures compliance and scalability for businesses of any size. Its extensive connector library and customizable widgets further enhance integration and user experience.

Pipedream allows you to build powerful integrations by connecting over 2,500 APIs in seconds while offering the flexibility to run custom code in Node.js, Python, Go, or Bash. Its serverless deployment eliminates the need for server management, and the platform supports both pre-built components and access to npm and PyPI packages. This enables rapid development from simple triggers to complex workflow orchestration.

Kestra simplifies complex workflow orchestration by enabling users to build, schedule, and monitor tasks as code or via an intuitive UI. Its declarative YAML configuration, embedded code editor with autocompletion, and robust API-first design reduce overhead in development and deployment. With scalable multitenant architecture and support for event-driven triggers alongside time-based scheduling, Kestra integrates smoothly with existing data stacks and tools.

Nango streamlines API integration by providing pre-built connectors, customizable UI components, and developer tooling tailored for various API nuances such as pagination and rate limits. With support for real-time webhooks, two-way data sync, and customer-specific configurations, the platform ensures a scalable and secure infrastructure, all while offering a unified API interface that simplifies the integration process.

Inngest streamlines the execution of background jobs, multi-step workflows, and cron functions with built-in retry, scheduling, and flow control. Designed to work on serverless, traditional servers, or at the edge, the platform offers robust observability and debugging tools alongside a seamless local development experience. Its powerful SDKs support multiple languages including TypeScript, Python, and Go, enabling developers to build reliable, fault-tolerant applications without the headache of managing underlying queues and workers.

Windmill turns scripts in languages such as Python, TypeScript, Go, and more into auto-generated user interfaces, APIs, and scheduled tasks. It allows you to compose workflows, data pipelines, and internal tools effortlessly with a low-code app editor and extensive integrations. The platform is designed for performance and scalability, letting you deploy on your own infrastructure or in the cloud with advanced logging, error handling, and permission management.

Automatisch empowers users to build automated workflows with ease. The platform facilitates seamless integration with popular online services, allowing the creation of multi-step flows supported by features such as filters, formatters, and webhooks. Its dual deployment options—cloud-based or self-hosted—cater to various requirements, particularly for those needing vigorous data privacy and the freedom to avoid vendor lock-in. The tool is backed by an active open source community that continuously drives improvements and innovation.

Hook0 enables developers to trigger webhook events with a single API call while it manages endpoint monitoring, smart retries with exponential back offs, and comprehensive logging of all webhook attempts. Its easy integration via a JSON REST API, enterprise security features including SSL and signing secrets, and a customizable subscriber portal make it a versatile choice for both small projects and enterprise systems.

ActiveWorkflow works alongside your current stack to group business logic for periodic execution, poll resources, and orchestrate event-driven functionality. Developers can create, schedule, and monitor self-contained agents that build powerful workflows. The tool offers extensive logging, built-in state management, and a fully featured web UI that benefits both technical and non-technical stakeholders.

Computir Cloud offers a robust solution for enterprises, startups, and small businesses eager to harness AI and data automation without traditional coding. The platform supports comprehensive modules for data management, user authentication, and dashboard building, along with seamless integration with over 220 popular apps. Its intuitive interface and powerful automation workflows allow you to rapidly deploy software, boost operational efficiency, and achieve significant ROI.

Huginn enables you to create customizable agents that automatically gather data, monitor events, and trigger actions based on defined criteria. It supports a wide range of integrations including Twitter, RSS, webhooks, and more, functioning like a self-hosted, hackable version of IFTTT or Zapier. The platform offers extensive control over data, is highly extensible via custom code, and can be deployed using Docker, manual installation, or on cloud platforms like Heroku and OpenShift.

Built with a user-friendly drag-and-drop interface, Automa enables you to create custom workflows effortlessly. Automate tasks ranging from auto-filling forms and taking screenshots to scraping website data and exporting it as JSON or CSV. The tool also offers workflow recording, log analysis, and the ability to trigger automation events based on a schedule or specific website visits.

Temporal delivers reliable workflow orchestration by abstracting the complexities of distributed systems and failure management. This platform supports polyglot development, enabling teams to integrate with their existing tech stacks while focusing on business logic. With features ranging from event-driven architectures to distributed transactions, Temporal ensures every workflow's state and progress is recorded, reducing time spent on error handling and debugging.