OneCloud is a multicloud FinOps platform by nbase that turns scattered cloud bills into one explainable view. It normalizes billing data from AWS, Azure, Google Cloud, NAVER Cloud and Vultr to the FOCUS 1.2 standard, so infrastructure and finance teams can compare costs by organization, project, service and tag on the same basis. Key features: - Actual, amortized and effective cost views, including Savings Plans, Reserved Instances and credits - Line-item explanations of what changed and why - Allocation rules for untagged spend, showback/chargeback and data exports - 7-day, 30-day, month-end and quarterly forecasts with confidence ranges - Anomaly detection and alerts via Slack, Teams, email, PagerDuty and webhooks - Least-privilege access (AWS AssumeRole, GCP Workload Identity Federation), RBAC, SSO/SCIM and audit logs The Starter plan is free for multicloud cost visibility.