16 open-source FinOps & Cloud Cost Management vendors
Open-source software for FinOps & Cloud Cost Management that you can self-host, with auditable source code — regardless of the developer's headquarters.
- vendors scored
- 16
- European
- 4
- last checked
- 13 October 2026
Vendors, scored
Score per vendor: 0 = high exposure, 100 = sovereign
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- Sovereignty score 94 out of 100BoaviztAPIFrance · Self-hosted / open sourceOpen-source REST API (AGPL-3.0) giving access to the environmental impact of ICT equipment and cloud instances, with reference data and methodology from the French association Boavizta.
- Sovereignty score 94 out of 100kube-greenItaly · Self-hosted / open sourceOpen-source Kubernetes operator that switches workloads off when idle to save energy and cost; created and supported by MIA srl (Mia-Platform), Milan, Italy.
- Sovereignty score 94 out of 100ScaphandreFrance · Self-hosted / open sourceOpen-source metrology agent (Apache-2.0) for power and energy consumption of servers, VMs and Kubernetes workloads, with Prometheus export. Maintained by Hubblo of France.
- Sovereignty score 94 out of 100TerracostFrance · Self-hosted / open sourceOpen-source Go library from Cycloid (Paris, France) for estimating cloud costs of Terraform plans using ingested cloud-provider prices.
- Sovereignty score 79 out of 100Robusta KRRIsrael · Self-hosted / open sourceOpen-source CLI from Robusta Dev (Tel Aviv, Israel) that recommends CPU and memory requests and limits for Kubernetes workloads based on Prometheus data.
- Sovereignty score 71 out of 100OptScaleUnited States · Self-hosted / open sourceUS open-source (Apache 2.0) MLOps and FinOps platform (Hystax) for cloud-cost analytics.
- Sovereignty score 69 out of 100Cloud Carbon FootprintUnited States · Self-hosted / open sourceOpen-source tool (Apache-2.0) that estimates energy use and carbon emissions of AWS, Google Cloud and Azure usage from billing and usage data. Sponsored by Thoughtworks, US.
- Sovereignty score 69 out of 100Cloud CustodianUnited States · Self-hosted / open sourceOpen-source rules engine for cloud security, cost optimisation and governance using YAML policies for AWS, Azure and GCP. CNCF project (Linux Foundation, US); runs in your own environment.
- Sovereignty score 69 out of 100GoldilocksUnited States · Self-hosted / open sourceOpen-source Kubernetes tool that recommends resource requests and limits using the Vertical Pod Autoscaler, by Fairwinds (US).
- Sovereignty score 69 out of 100InfracostUnited States · Self-hosted / open sourceOpen-source infrastructure cost estimation tool for Terraform showing cost breakdowns and diffs in pull requests.
- Sovereignty score 69 out of 100KarpenterUnited States · Self-hosted / open sourceOpen-source Kubernetes node provisioner (Apache-2.0) that launches fitting nodes and removes under-used ones. Started at AWS, now Kubernetes SIG Autoscaling (CNCF), US.
- Sovereignty score 69 out of 100KEDAUnited States · Self-hosted / open sourceOpen-source Kubernetes component (Apache-2.0) for event-driven autoscaling of deployments and jobs. CNCF Graduated project under the Linux Foundation, US.
- Sovereignty score 69 out of 100KeplerUnited States · Self-hosted / open sourceOpen-source Prometheus exporter (Apache-2.0) measuring energy consumption at container, pod and VM level. CNCF Sandbox project under the Linux Foundation, US.
- Sovereignty score 69 out of 100Kubernetes Vertical Pod AutoscalerUnited States · Self-hosted / open sourceOpen-source Kubernetes component (Apache-2.0) that automatically adjusts the CPU and memory requests of pods to actual usage. Part of Kubernetes SIG Autoscaling (CNCF), US.
- Sovereignty score 69 out of 100OpenCostUnited States · Self-hosted / open sourceCNCF Incubating project providing a vendor-neutral, open-source standard for Kubernetes cloud cost monitoring and allocation.
- Sovereignty score 49 out of 100Kubecost (IBM)United States · Non-EU vendorOpen-source Kubernetes cost monitoring (Apache 2.0); part of IBM since its 2024 acquisition.
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