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flowctlSemaphore UI
Free

Free and open source under the Apache 2.0 licence.

 Free

The open-source software is available without a license fee. Hosting, hardware and…

Self-hosted Self-hosted, Web
  • Approval gates for sensitive operations
  • Remote execution on multiple nodes over SSH
  • Organizes reusable tasks for Ansible and other deployment tools.
  • Requires a PostgreSQL database
  • Young project with a smaller community than Rundeck
  • Requires a server and configured automation tools.
Self-hosted Self-hosted
Open source Open source
License: Apache-2.0 License: MIT
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

Checked October 2, 2026

Checked September 22, 2026

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