Apptainer
6.7#4 in container enginesFree planFree planAPILinuxmacOSSelf-hosted
VisitApptainer vs Charliecloud
Charliecloud
5.9#14 in container enginesFree planFree planLinuxSelf-hosted
VisitWhat both publish
| Fact | Apptainer | Charliecloud |
|---|---|---|
| Purpose | Apptainer creates and runs containers that package software for portability and reproducibility. | Charliecloud is a lightweight, fully unprivileged, open source container implementation for high performance computing applications. |
| Support | Free support resources include Slack, a mailing list, and GitHub, while commercial support and services are offered through CIQ. | Users can report bugs or request features through the GitLab project and can get usage help through mailing lists and chat channels. |
Apptainer plans
- ApptainerFree
Charliecloud plans
- CharliecloudFree
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 Charliecloud if…
Charliecloud is intended for Linux users running containerized high performance computing workloads, including those needing GPU or other host-resource access. Its registry and build tools may suit teams managing images on computing center resources.