RAM Taskbar is a simple RAM meter for the Windows 7 taskbar, displays a progress bar behind it, it provide you wit ha simple means of checking how much free physical memory you have on your system. The program simply works behind the taskbar and with the clever color usage lets you know if the usage level is critical or normal.
RAM Taskbar Features:
1. Colour changer - Normal, warning and critical colours
2. Warning and critical percentage changer
3. Data source - Paging, physical or both
4. All resolutions (tested on 1280x800, 1680x1050 and 1920x1080)
5. Left to right or right to left
6. Small icons taskbar
7. Uses only 9 MB of memory itself!
8. Settings saving
9. Start on Windows Login
10. Dont show options screen at Application start up
11. System tray icon
12. Hidden from ALT-TAB list
13. Icon works for extra large, large and medium as well as details/list
14. Top and Bottom positioned taskbars

The license of this software is Freeware, you can free download and free use this memory optimizer software.