Based on our record, CloudEndure should be more popular than WebVirtMgr. It has been mentiond 2 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
There is some webfrontends ready, http://retspen.github.io/ and more can be found at the kvm pages. But I second everyone else, that wheel has been invented. But please do share the source of what you create (that is a given since hey OSS) :). Source: almost 3 years ago
You can use cloudendure.com, bought some time ago by AWS to make it's technology free for any_to_AWS move, agent based that will copy bit-by-bit and you can test vm on the other side before final cut on source side... Source: over 2 years ago
That being said, I'd still vote for the rearchitecing part, at least to the level what you were describing. If you do decide to lift-and-shift tho, we just completed a big migration with CloudEndure and I can recommend it. Source: about 3 years ago
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