Already built into Firefox Rated 1 out of 5 stars

Just type about:addons-memory into your address bar hit enter there you go. Been using it forever.

Very Useful Rated 5 out of 5 stars

Especially beneficial to addon developers for keeping track of memory usage

An addon which completes quite a bit of what firefox lacks in comparison to chrome Rated 5 out of 5 stars

Great addon. One of those addons which really completes those missing features of firefox.

Rated 5 out of 5 stars

Addon works well, and evrything is neatly laid out.

Rated 5 out of 5 stars

It works perfectly, my only complaint is that it should have a mobile friendly for the android version.

This just should be a built-in feature of FF Rated 5 out of 5 stars

Chome's task manager is vivid, and Firefox just lacks something like that. You did it!

Rated 5 out of 5 stars

Great stuff.

Does equivalent exist for cpu usage ? Rated 5 out of 5 stars

Great! Does something like this exist also for cpu usage of addons, e.g. about:addons-cpu ?

Rated 5 out of 5 stars

Very useful and good UI. Firefox needs to have something like this built-in.

Rated 5 out of 5 stars

Exactly what my son needed. Thank you!

Good Rated 4 out of 5 stars

Does what it promises. What else can one say? Nice.

Wow this is realy work Rated 5 out of 5 stars

I many time search this :) And naw I have.
This option should be "factory" in firefox like "chrome task manager".

Rated 5 out of 5 stars

Much thanks for this super addon. It also teaches us developers how to make a restartless custom about page.

This user has a previous review of this add-on.

Rated 5 out of 5 stars

It's a very usefull addon

Updated! Rated 5 out of 5 stars

Finally, thanks.

This user has a previous review of this add-on.

Rated 5 out of 5 stars

Not working in FF 26.0, it's not loading any info. Was working fine before though and is a very useful add-on.

This review is for a previous version of the add-on (7). 

not work in firefox 26 linux version Rated 2 out of 5 stars

about:addons-memory page cannot display information

This review is for a previous version of the add-on (7). 

Not working FF 26 Rated 5 out of 5 stars

hi, addons-memory is not working in Firefox 26 :(

Thanks and great work btw

This review is for a previous version of the add-on (7). 

problem Rated 3 out of 5 stars

ff 25.0 crash! http://element.yandex.ru/ no support :(

This review is for a previous version of the add-on (7). 

Rated 5 out of 5 stars

Wrong post

This review is for a previous version of the add-on (7).