Apptainer
6.7#4 in container enginesFree planFree planAPILinuxmacOSSelf-hosted
VisitApptainer vs runc
What both publish
| Fact | Apptainer | runc |
|---|---|---|
| Container format | Apptainer produces immutable single-file Singularity Image Format (SIF) images. | A container must be provided as an OCI bundle, and runc can generate a base configuration with its spec command. |
| Purpose | Apptainer creates and runs containers that package software for portability and reproducibility. | runc is a command-line tool for spawning and running containers on Linux according to the OCI specification. |
| Security reporting | The Technical Steering Committee manages project security, and the policy directs vulnerability reports through private contact with the project. | The OCI security policy directs vulnerability reports to [email protected] rather than GitHub issues or pull requests. |
Apptainer plans
- ApptainerFree
runc plans
No prices published.
Pick Apptainer if…
It suits users running complex applications on shared HPC clusters, including researchers and teams in academia or industry. It also fits people who need portable containers and host resource access without default privilege escalation.
Pick runc if…
You want what its maker publishes above — check its page for the details.