Flatpak - Flatpak is the new framework for desktop applications on Linux
Conda - Binary package manager with support for environments.
AppImageKit - Linux apps that run anywhere
Docker - Docker is an open platform that enables developers and system administrators to create distributed applications.
Zero Install - Zero Install is a decentralised cross-distribution software installation system.
Pacman - Pacman was developed to be the package manager for Arch Linux, and is also used by KDE-focused Chakra Linux.