Quick answer Kubex provides real-time Kubernetes rightsizing that adapts to changing workload patterns without policy rewrites. You set guardrails once, and Kubex’s continuously learned recommendations adjust as workloads evolve. Open-source tools cover the mechanics but depend on thresholds you have to maintain: VPA reacts to recent usage, Goldilocks shows recommendations without applying them, KEDA scales … Where can I find auto scaling tools with real-time rightsizing that adapt to changing workload patterns without policy rewrites?