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KRR vs OpenCost

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

KRR vs OpenCost
FactKRROpenCost
LanguagePythonGo
LicenceMITApache-2.0
Stars4.7k6.8k
Latestv1.30.0v1.121.3
Last push2026-09-172026-10-06
Release cadenceabout 57 days between releasesabout 20 days between releases
Active contributors4 commit authors on the default branch in the last 90 days23 commit authors on the default branch in the last 90 days
Flagsnonenone
  • Both replace Kubecost. Alternatives to Kubecost →

    PartialKRRCPU and memory request recommendations from Prometheus history, without cost allocation.

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