Podman - Simple debugging tool for pods and images
Google Contacts - Google Contacts is Google's contact management tool that is available in its free email service Gmail, as a standalone service, and as a part of Google's business-oriented suite of web apps Google Apps.
containerd - An industry-standard container runtime with an emphasis on simplicity, robustness and portability
FullContact Card Reader - Automagically scan biz cards into LinkedIn/Gmail contacts
Buildah - Buildah is a web-based OCI container tool that allows you to manage the wide range of images in your OCI container and helps you to build the image container from the scratch.
Nextcloud Contacts - The Nextcloud contacts app is a user interface for Nextcloud's CardDAV server.