As of version 1.18.0 Appindicator support is available in the official network-manager-applet package. To use nm-applet in an Appindicator environment the applet should be started with the following command: $ nm-applet --indicator Without this option it does appear in the Enlightenment panel systray, for instance.
*** NixOS *** NixOS is a Linux distribution based on the purely functional package management system Nix. More information can be found at https://nixos.org/nixos and in the manual in doc/manual.