WindmillTurn scripts into scheduled jobs, workflows and internal web tools.
Free open-source community edition (AGPL-3.0). Unlimited local executions.
Business & marketing
Node-RED
Free optionOpen source
Connect devices, APIs and events using visual flows and custom code.
What you can use it for
Connect devices, APIs and events using visual flows and custom code.
- Massive ecosystem of 4,000+ community nodes for almost every service and protocol.
- Visual browser-based drag-and-drop wiring of inputs, processors, and outputs.
- Runs locally with zero external network dependencies if desired.
Workflow coverage and comparison notes
Visual flow-based low-code programming tool for wiring APIs, hardware devices, and online services without paying per-operation SaaS subscription fees.
Before you switch
Requires hosting on your own device, server, or cloud instance. Managing third-party API rate limits and retry logic requires configuring flow error nodes manually.
Alternatives to these paid apps
Each comparison covers the workflow described above, rather than every paid feature.
More for the same workflow
See alternatives →Windmill