kpack vs rules_docker
| kpack | rules_docker | |
|---|---|---|
| Free plan | Yes | Yes |
| Free trial | No | No |
| Paid from | Free | Free |
| Open source | No | No |
| Platforms | api, self-hosted | Linux, macOS |
| Build method | daemonless | daemonless |
| Build cache backends | multiple | — |
| Free plan | — | Yes |
Both are listed in Best Container Build Tools. On Specifiction, rules_docker scores higher on our published basis.