One of the major problems Firefox is Excessive memory consumption, However, Firefox still requires comparatively higher memory on some systems, especially if you have opened several tabs, browsing for hours or running some add-ons. Luckily there are tools like Firefox Plumber, That optimize with Firefox memory consumption in a surprising way.
The little program has no configuration interface or anything running in the background without realizing it, and is continually clearing the memory used by Firefox to maintain at bay.
its developer claims that Firefox Plumber can keep Firefox‘s memory footprint to its normal level (100 – 150Mb). To attain this, they have tweaked its memory optimization engine a little and applied it to Firefox (including Firefox extension).
Firefox Plumber is very simple to use and no installation needed. Just unzip foxBoost.zip, double click on foxBoost.exe, and let Firefox Plumber works for you. Sometimes Firefox is using 1GB or more in some situations, though, so if you’re seeing similarly high levels of memory consumption, it’s having an effect on your PC’s performance, nothing else is helping you, and you don’t mind the extra CPU and hard drive activity, then Firefox Plumber may be very useful indeed.
Link | Firefox Plumber