containerization

Incus 6.21 Container & Virtual Machine Manager Released

With Incus 6.21, users get a new incus wait command, smarter SR-IOV NIC handling, and stronger access controls.

Watchtower, a widely used Docker container update tool, is no longer maintained after its core developers stepped away.

The Qubes OS 4.3 release updates default templates to Fedora 42, Debian 13, and Whonix 18, dropping support for older template versions.

Incus 6.20 delivers new clustering, storage, and VM enhancements, including reliable snapshots on clustered LVM and improved administration tools.

LXD 6.6 introduces placement groups, a Kubernetes CSI driver, improved volume recovery, and support for new HPE Alletra storage.

Proxmox VE 9.1 debuts OCI-based LXC containers, Linux kernel 6.17, and upgrades to virtualization, security, and networking.

Docker Desktop 4.50 introduces free Docker Debug, guided MCP onboarding, improved server discovery, and broader catalog support.

Docker Engine 29 sets containerd as the default image store and introduces experimental nftables support for modern Linux networking.

Podman 5.7 container management tool introduces encrypted client–server communication, while Quadlet gains new keys, templates, and artifact support.

IncusOS debuts as a modern, immutable Debian-based system built specifically to run Incus with atomic A/B updates and TPM-secured boot.