Best Open Source Alternatives to Spacelift

Compare the best free and open-source alternatives to Spacelift — self-hosted and desktop replacements you fully control, ranked by GitHub stars, license and platform support.

Curated by open-source.store · Updated August 2026 · 3 alternatives

Spacelift

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Spacelift alternatives compared

Open-source alternatives to Spacelift, compared by stars, license and platform
Tool		License	Platforms	Self-hosted
OpenTofu	29,646	MPL-2.0	LinuxWindowsmacOS	No	Jul 2026	Visit
Pulumi CLI	25,507	Apache-2.0	LinuxWindowsmacOS	No	Aug 2026	Visit
Terragrunt	9,748	MIT	LinuxWindowsmacOS	No	Jul 2026	Visit