Ballast - Hyper-V control plane that keeps working offline

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Ballast is a control plane and agent for Hyper-V hosts and failover clusters. The agent runs on each host and keeps enforcing its last-known-good config if the centre goes offline, catching back up automatically once reachable again. Community edition is free forever for one cluster of any size plus unlimited standalone hosts. The agent is open source (Apache 2.0); the centre is closed source. Built primarily with Claude Code under my direction, tested against real Hyper-V hosts and clusters.

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Hey everyone! Broadcom's VMware licensing changes got me looking hard at what I was paying for, and whether Hyper-V could replace it. Short answer: the hypervisor's fine, the management story is the problem. SCVMM is clunky and half-abandoned, and there wasn't a clean, modern control plane for a small Hyper-V fleet the way vCenter is for vSphere. So I built one. The part I care about most: each host's agent keeps enforcing its last-known-good config even if the centre goes offline, then catches back up automatically once it's reachable again. Losing the centre never changes intent, just the ability to change it further. Being upfront about the model: it's open-core. The agent is Apache 2.0 licensed, the centre is closed source. Being upfront too that most of the actual code and docs were written with Claude Code under my direction, tested against real Hyper-V hosts and clusters. Would genuinely love feedback, especially on where it falls over or what's missing versus what you're used to. Happy to answer anything.