Alternatives
Ubicloud alternatives
An open-source cloud that runs managed GitHub Actions runners alongside managed Postgres and Kubernetes, competing primarily on price-performance and on being open and portable.
What Ubicloud does well
- Aggressive price-performance — the cheapest credible option in the category
- Open source, which materially reduces lock-in risk
- Transparent GitHub Actions cache with no configuration change
- Deep infrastructure engineering blog that earns real technical trust
Where we differ
- CI runners are one product line among Postgres, Kubernetes, compute and GPU
- Only eight use-case pages — thin guidance for stack-specific CI problems
- Price leadership constrains how much headroom there is for support
| Ubicloud | runnerhut | |
|---|---|---|
| EU data residency | Yes, EU-based infrastructure | Yes, all plans |
| Drop-in runs-on | Yes | Yes |
| Open source | Yes | No |
| Transparent cache | Yes | Yes |
| arm64 runners | Yes | Yes |
| macOS runners | Not published | Yes |
| Windows runners | Not published | Yes |
| Dedicated CI focus | No | Yes |
Other options worth evaluating
- GitHub-hosted runners — The default runners built into GitHub Actions. Zero setup, billed per minute against your GitHub plan, with larger runners and native arm64 available on paid tiers.
- Blacksmith — A YC-backed managed runner platform positioned as a drop-in GitHub Actions replacement, advertising up to 2× faster CI with faster caching and lower cost. Raised a Series B led by Peak XV and is SOC 2 Type 2 compliant.
- WarpBuild — A hosted runner platform offering Linux, macOS and Windows runners plus bring-your-own-cloud deployments on AWS, GCP and Azure. Advertises roughly 2× faster builds at about half the cost of GitHub-hosted runners.
- Namespace — Ephemeral compute for CI and development: drop-in GitHub runners alongside devboxes, sandboxes and ephemeral Kubernetes clusters, with Bazel remote execution and egress filtering.
- BuildJet — A managed performance-runner service for GitHub Actions that shut down on 31 March 2026. Its migration guidance pointed customers back to GitHub-hosted runners.
- Depot — Best known for accelerated remote Docker builds, with GitHub Actions runners added alongside. Strongest when container image build time dominates your pipeline.
- Actions Runner Controller (ARC) — The open-source Kubernetes operator for self-hosted GitHub Actions runners. Free software, but you operate the cluster, the autoscaling, the images and the caching yourself.
Your next build could be twice as fast, at half the price
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Related
GitHub-hosted runnersThe default runners built into GitHub Actions. Zero setup, billed per minute against your GitHub plan, with larger runners and native arm64 available on paid tiers.BlacksmithA YC-backed managed runner platform positioned as a drop-in GitHub Actions replacement, advertising up to 2× faster CI with faster caching and lower cost. Raised a Series B led by Peak XV and is SOC 2 Type 2 compliant.WarpBuildA hosted runner platform offering Linux, macOS and Windows runners plus bring-your-own-cloud deployments on AWS, GCP and Azure. Advertises roughly 2× faster builds at about half the cost of GitHub-hosted runners.NamespaceEphemeral compute for CI and development: drop-in GitHub runners alongside devboxes, sandboxes and ephemeral Kubernetes clusters, with Bazel remote execution and egress filtering.