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Prefect vs Trigger.dev: catalog facts
Prefect	Trigger.dev
Freemium Open source core is free; the hosted platform has a free start and paid plans.	Freemium Open source and free to self-host; a hosted cloud service is also offered.
Web, Self-hosted, Command line	Web, Self-hosted
Plain Python decorators define flows and tasks Built-in retries and scheduling	Retries, queues and concurrency control built in Scheduled tasks and human-in-the-loop approvals
Aimed at Python users Some features belong to the paid hosted platform	TypeScript-first, so it is less suited to other stacks Aimed at developers rather than no-code users
Self-hosted, Hosted service	Self-hosted, Hosted service
Open source	Open source
License: Apache-2.0	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 24, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.