A really nice feature in @BioContainers registry is the "Similar Containers". For each tool, we recommend other tools that do similar functionalities. biocontainers.pro/#/tools/fa…
The @BioContainers Registry is a light-metadata interface to quickly find the tool and the corresponding container (biocontainers.pro/#/registry). You can get info about NAME, Number of downloads, short description, License. What other information you would like to see?
We recently started to implement a security check to new containers. The user of @BioContainers now is informed about vulnerabilities and security issues around each container. Thanks to Olivier Sallou for the implementation.