SmartSystemMenu extends system menu of all windows in the system. It appends next custom items to menu:




Minime is described as 'Tool that allows you to minimize applications to the system tray using a simple hotkey. What makes this tool somewhat unique is that it keeps your system tray clean by minimizing all applications into a single tray icon' and is an app. There are more than 10 alternatives to Minime for a variety of platforms, including Windows, Linux, PortableApps.com, File Explorer and Thunderbird apps. The best Minime alternative is SmartSystemMenu, which is both free and Open Source. Other great apps like Minime are RBTray, KDocker, RBTray Fork and Actual Window Manager.
SmartSystemMenu extends system menu of all windows in the system. It appends next custom items to menu:




Allows almost any program to be minimized to the system tray by right clicking its minimize button.

KDocker will help you dock any application into the system tray. This means you can dock Openoffice, xmms, Firefox, Thunderbird, anything!
Just point and click. Works for all NET WM compliant window managers - that includes KDE, GNOME, Xfce, Fluxbox and many more.



RBTray by Benbuck, fork of RBTray , is a small Windows program that runs in the background and allows almost any window to be minimized to the system tray by:







4t Tray Minimizer is a lightweight but powerful window manager, which helps you to free up space on the desktop and the taskbar via the following actions:




Instantly minimize any macOS window by clicking its title bar. Enjoy the familiar, efficient window management you've been missing. Lightweight, customizable, and privacy-focused.

DM2 provides several Windows enhancements that may help in every-day work. One of the nicest and most popular features of DM2 is minimizing windows to floating icons® (unique feature!) freeing both task bar and tray bar space.


eXtra Buttons lets you add up to 10 additional buttons to the title bar of each window, which allow you to minimize the window to the tray, keep it on-top, send it to the background, adjust the window's transparency and more.



The Wonderful Icon is a small Windows utility that resides in your PC's taskbar tray. With it, you can:

FireTray is system tray extension for Linux and Windows that targets Mozilla Firefox, Thunderbird and SeaMonkey.



Chameleon Window Manager will allow you to control the windows of your programs using customizable buttons added to the title bars of the windows (Always on Top, Minimize to Tray, Minimize to Caption, Specify Transparency, Position window at left/right of screen).



