Trigger.dev is listed under Workflow Automation, in the AI Agents & Automation category on Flocci AI Tools. Open source (Apache 2.0) with a genuine free tier and unlimited tasks. It is freemium — a usable free tier with paid plans above it, and it lives at trigger.dev.
Trigger.dev is freemium: there is a free tier you can work in and paid plans above it. It is one of 391 freemium tools in the catalog, all labelled the same way so you are never surprised by a paywall.
Trigger.dev does 3 things the catalog singles out: Open source (apache 2.0) with a genuine free tier and unlimited tasks; purpose-built for long-running, failure-resilient tasks (ideal for multi-step ai agent jobs); no server/timeout management — infra fully handled, pay per compute-second.
Langflow is the closest free alternative: it sits in the same Workflow Automation sub-category and is free. Windmill, Activepieces and Botpress also start free. The full list is on the alternatives page.
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