Side by side
Docker Buildx vs nix2container
Both stand on container build tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan LinuxMacWindows
Docker Buildx offers a free, cross-platform build workflow with architecture, caching, SBOM, and secret features. Teams should confirm that its local-daemon method fits their process.
Visit Docker Buildx Free plan Linux
nix2container offers a free way to build Nix container images with reusable layers and OCI configuration. Its Linux focus and documented sandbox testing limitation are worth noting.
Visit nix2containerThe facts
| Docker Buildx | nix2container | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Linux, Mac, Windows | Linux |
| Lowest paid plan | Not published | Free or on request |
| Plans published | None | 1 |
| Maker | Not published | Not published |
| Website | docs.docker.com | github.com |
| On container build tools | #31 of 34 | #27 of 34 |
Docker Buildx: what it does well
- Free plan available
- Runs on Linux, macOS, and Windows
- Multi-architecture builds
- Multiple cache backends
- SBOM generation and secret handling
What to know first
- Uses a local daemon
- No other deployment method is listed
nix2container: what it does well
- Builds images without writing tarballs to the Nix store
- Can skip layers already pushed to a registry
- Supports OCI image configuration
- Examples cover Docker and Podman loading
- Allows permissions to be set when creating tar layers
What to know first
- Listed platform is Linux
- Container tests do not run in the Nix sandbox
Alternatives to Docker Buildx Alternatives to nix2container The whole list