Panel Indicators always comes in handy when you have to do some productive work on your desktop computer, to access quick functions of different applications these indicators saves you a lot of time, some indicator give you information you want to receive, it all depends on your needs. Today presenting you some useful indicators which may help you and makes your desktop experience much better. Following all the indicators are developed by just one guy and available through his PPA.
Ayatana Indicator:
This indicator displays detailed information about opened applications and windows on your desktop, when you open the indicator hovering over any app/window it displays information: XID, PID, Viewport, Monitor, Geometry (window size), Active or not. Other two options in the indicator are 'recent apps' and 'statistics'.