Clickity

Clickity is a Python-based tool that was developed to be a tray-icon program used for simulating mouse clicks and drags. This is done in order to perform movements that are otherwise hard to realize because of limited hand use or limited pointing hardware.

It's capabilities are similar to those of Gnome's MouseTweaks or KDE's KMouseTool, though it has a different user interface. Clickity's main goal is to provide mouse-click accessibility to users of lightweight desktop environments like LXDE or Xfce or standalone window managers outside of desktop environments.

Clickity displays an icon indicating the action it will perform when activated either by holding down and then releasing the left mouse button or by moving the pointer and letting it dwell in position (dwell mode is turned off by default).

Actions include single clicks, double clicks and drags of the left, right and middle buttons, as well as single clicks of the up and down buttons (corresponding to scroll-wheel motion;