What does Unleash replace?

Unleash is a free alternative to LaunchDarkly.

Is Unleash open source?

Yes. Unleash is licensed under AGPL-3.0, an OSI-approved open-source license.

Yes (self-hosted server; web UI).

Yes. Unleash is a server app you run on your own server, and its repository includes Docker files.

A free, open-source alternative to LaunchDarkly.

Checked Oct 17, 2026 · How we check

Self-hosted server

Replaces it Active Open source · AGPL-3.0 Linux Self-hostable

Unleash/unleash13.9k★last push Oct 16, 2026checked Oct 17, 2026

Free edition is limited to 1 project and 2 environments, with no SSO, custom roles or change approvals.

Imports your data: scripted migration through both APIs (Unleash publishes a guide)

Self-host

Runs on your own Linux server, with Docker files in the repo. Setup docs are on getunleash.io.

What does Unleash replace?: Unleash is a free alternative to LaunchDarkly.
Is Unleash open source?: Yes. Unleash is licensed under AGPL-3.0, an OSI-approved open-source license.
Does Unleash run on Linux?: Yes (self-hosted server; web UI).
Can you self-host Unleash?: Yes. Unleash is a server app you run on your own server, and its repository includes Docker files.