Electros vs Karmada

Electros is a Metacloud control plane for governing public, private, and sovereign clouds and hypervisors from one interface without replacing existing infrastructure. Teams state infrastructure requirements as cloud intents, and Electros composes governed infrastructure to meet them. It provides a GUI, CLI, and API, alongside cross-provider orchestration, centralized observability, and cost visibility. Atomosphere maps AWS, Azure, Google Cloud, and more than 10 other cloud providers across more than 235 data centers, with real-time cloud cost comparison. Atomosquare connects VMware, Proxmox, Hyper-V, and private clouds. Electros communicates with infrastructure through Elemento’s C4 interoperability protocol and underlying fabrics. The product describes AtomOS as a free, RHEL-compatible KVM hypervisor with GPU passthrough, autonomous clustering, and unlimited VMs. Desktop installers are available for Linux, macOS, and Windows 10/11. Start costs €199 a month, billed annually, for up to 7 active connections; Grow costs €399 a month, billed annually, for up to 15. A 7-day trial is listed.

Karmada manages cloud-native applications across multiple Kubernetes clusters and clouds without requiring changes to the applications. It supports public and private cloud, on-premises, edge, and self-built environments that meet Kubernetes specifications. Cluster connections can use Push mode through a Kubernetes API server or Pull mode through an in-cluster agent. Scheduling policies cover cluster affinity, taints and tolerations, topology spread, and replicated or divided placement. OverridePolicy allows per-cluster changes to images, arguments, commands, and plain-text configuration. Karmada can move replicas after a cluster failure, including migration that avoids service replicas dropping to zero. Through karmada-apiserver, teams can create, update, delete, and query resources across member clusters. Its components export Prometheus metrics; integrations described include Submariner networking and ErieCanal service governance. Installation options include CLI tools, Helm, an operator, binaries, or source. The CLI initialization requires escalated privileges to store shared configuration under /etc/karmada by default. Karmada is open source and free, with customer-managed control plane; it manages clusters but does not provision them.