Prometheus Exporter for Cloud Provider agnostic cost metrics.

Cloud Cost exporter is a designed to collect cost data from cloud providers and export the data in Prometheus format. The cost data can then be combined with usage data from tools such as stackdriver, yace, and promitor to measure the spend of resources at a granular level.

Kubernetes cost monitoring and management.

• Kubecost @ GitHub.

Open source cost monitoring for cloud native environments.

OpenCost is a vendor-neutral open source project for measuring and allocating infrastructure and container costs in real time. Built by Kubernetes experts and supported by Kubernetes practitioners, OpenCost shines a light into the black box of Kubernetes spend.

OpenCost @ GitHub.

Cloud cost estimation for Terraform in your CLI.
Go library for estimating Terraform costs using ingested cloud vendor prices. It is meant to be imported and used by programs (API's or standalone) with access to a MySQL-compatible database and the Internet.