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containerd Wasm support is production ready: the runwasi shim ships in containerd 2.0 and is backported to 1.7.7 and 1.6.25, so WasmEdge or wasmtime workloads run beside ordinary Linux containers on one Kubernetes cluster, selected per pod through RuntimeClass. Wasm wins on cold start, image size and kernel-free sandboxing, but not every workload fits.
Fly.io has spent years selling the idea that deploying an application across several regions should be almost as simple as pushing an image and writing one config line. After several real projects on the platform, here is an honest read on what it delivers, what is missing, and who it is worth choosing over more classic options.
Dokploy has become the most talked-about free alternative to Vercel and Render. It promises Docker Swarm simplicity without the weight of Kubernetes or dependence on a single vendor. We look at where it delivers and where the promise breaks down.
Coolify delivers a Vercel- or Heroku-like experience on your own servers: automatic HTTPS, managed databases, and branch previews without per-build or bandwidth fees. After several months using it on production VPS, here is where it shines, where it still has rough edges, and which teams will genuinely benefit from it.
