Duo AlternativesSoftware Installers & Package Managers like Duo

Synaptic is a graphical package management program for apt. It provides the same features as the apt-get command line utility with a GUI front-end based on Gtk+.

Find the apps, games, and shows you want, fast, in Microsoft Store, including your favorite mobile apps that now work on your PC.

Ketarin is a small application which automatically updates and optionally installs setup packages by monitoring web pages for changes. As opposed to other tools, Ketarin is not meant to keep your system up-to-date (like a package manager), but rather to maintain a compilation of...

Npackd (pronounced "unpacked") is an application store/package manager/marketplace for applications for Windows. It helps you to find and install software, keep your system up-to-date and uninstall it if no longer necessary.

UCheck is a tool that will help you to keep your software updated. You can scan your machine for outdated software and perform an automated update to latest version.

NuGet is a Visual Studio extension that makes it easy to install and update open source libraries and tools in Visual Studio.

just-install - The stupid package installer for Windows.

Chocolatey , Ninite , Npackd are way too slow, bloated and difficult to extend. I needed a no-frills solution to inst.

One of the great things about using open source software is the frequency with which bugs are fixed, security holes are patched, and new features are added. Ubuntu includes a very convenient update manager, which checks the software repositories for updates, and alerts you to...

The Linux Mint update manager. Helps installing security updates and new versions of packages.

App Grid is a new lightweight Snap Store alternative that tries to make application discovery easier by using a grid view which includes app screenshots and ratings.

RuckZuck is a free Software Package Manager for Windows, designed to keep the Software on your System(s) up to date even if the Software was not installed with RuckZuck.

This program installs a collection of some of the best Ubuntu software and can be considered to be one of the top things to do after installing Ubuntu.