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Goldilocks vs OpenCost

The same facts for both, read from GitHub every night, and the relation a person reviewed.

GoldilocksOpenCost
LanguageGoGo
LicenceApache-2.0Apache-2.0
Stars3.4k6.8k
Latestv4.16.2v1.121.3
Last push2026-10-022026-10-06
Release cadenceabout 2 days between releasesabout 20 days between releases
Active contributors5 commit authors on the default branch in the last 90 days23 commit authors on the default branch in the last 90 days
Flagsnonenone

How they relate

  • Both replace Kubecost. Alternatives to Kubecost →

    PartialGoldilocksRequest and limit recommendations per workload from the Vertical Pod Autoscaler, without cost allocation.

    PartialOpenCostThe cost allocation engine Kubecost is built on, without its savings recommendations or multi-cluster views.