SHSelfHostIndex

Sablier

Scale services to zero and start them on demand

Reverse Proxy & Gateways ★ 3k stars Medium setup AGPL-3.0

Sablier is a free and open-source middleware that starts container workloads on demand and scales them to zero when idle. It integrates with Traefik, Nginx, and Caddy.

Official siteSource code

Key features

  • On-demand container start
  • Scale to zero when idle
  • Works with major proxies
  • Loading page support

Strengths

  • Released under the AGPL-3.0 license
  • First-class Docker support for quick deployment
  • Kubernetes-ready with Helm charts available
  • Active community (3k GitHub stars)

Is Sablier secure?

OSV.dev has no published security advisories for Sablier's repository. No known vulnerabilities is not proof of security: it means none have been publicly catalogued.

Source: OSV.dev, checked 2026-10-14. How this is measured.

Sablier replaces

Self-hosted AWS Lambda alternatives

Health badge

Maintain Sablier? Add its health score to your README. The badge links back to this page.

SelfHostIndex: 87 · excellent

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[![SelfHostIndex health score for Sablier](https://selfhostindex.com/badge/sablier.svg)](https://selfhostindex.com/app/sablier/)
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<a href="https://selfhostindex.com/app/sablier/"><img src="https://selfhostindex.com/badge/sablier.svg" alt="SelfHostIndex health score for Sablier"></a>
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   :alt: SelfHostIndex health score for Sablier
   :target: https://selfhostindex.com/app/sablier/

The score is recomputed on every nightly rebuild from public repository data — see how it is calculated.

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