Best Performance Mozilla Addons Alternatives

Total performance plugins - 34
Firebug Mozilla Addon

Firebug integrates with Firefox to put a wealth of development tools at your fingertips while you browse. You can edit, debug, and monitor CSS, HTML, and JavaScript live in any web page...

Total Downloads: 2M Download Plugin
Fasterfox Mozilla Addon

The One; The Original Fasterfox Gives performance & network tweaks for Firefox. Fasterfox makes your browsing so much faster!
Make your Sites Faster than a Fox with Fasterfox for FireFox!

Total Downloads: 101K Download Plugin
Clear Cache Button Mozilla Addon

Adds a clear cache toolbar button. After installing the extension, find the clear cache button in the toolbar customization...

Total Downloads: 75.6K Download Plugin
YSlow Mozilla Addon

YSlow analyzes web pages and suggests ways to improve their performance based on a set of rules for high performance web pages. is the official open source website.

Total Downloads: 72.5K Download Plugin
FastestFox - Browse Faster Mozilla Addon

Save time by speeding up repetitive tasks. Get faster, parallelized downloads, see definitions, auto-load the next page, improve searching, and more. FastestFox will dramatically enhance your productivity!

Total Downloads: 72K Download Plugin
Fasterfox Lite Mozilla Addon

Fasterfox Lite: Performance and network tweaks for Firefox, without the Enhanced Prefetching. This is a fork from the original 'Fasterfox'.

Total Downloads: 61.3K Download Plugin
Low Quality Flash Mozilla Addon

Sets Flash objects to 'Low Quality' to improve performance on slower platforms (i.e. older computers, netbooks, and Firefox Mobile).

Total Downloads: 55.6K Download Plugin
Vacuum Places Improved Mozilla Addon

Defragments your Firefox 'Places' database (history/bookmarks)
This greatly reduces the lag while typing in the address bar and the start-up time.
This extension features configurable automatic cleaning, periodic reminder, and internationalization.

Total Downloads: 30.7K Download Plugin
Just Disable Stuff Mozilla Addon

Just disable JavaScript - toggle it on and off. No fancy toolbars, icons, windows, unnecessary functions. Just do it. You can also disable images. Just like that.

Total Downloads: 24.9K Download Plugin
Configuration Mania Mozilla Addon

More Advanced (hidden) configures

Total Downloads: 24.6K Download Plugin
RAMBack Mozilla Addon

RAMBack will cause Firefox to issue an internal notification to free up memory that is otherwise held for performance purposes. Additional items will be hooked into this notification in the future.

Total Downloads: 22.6K Download Plugin
Free Memory Mozilla Addon

An add-on to perform free-memory operations without visiting about:memory.
For Firefox 40+, try Free Memory 2.0

Total Downloads: 19.9K Download Plugin
Tweak Network Mozilla Addon

Tweak Network will speed up the loading of web pages and increase the maximum number of simultaneous downloads from a site.

Total Downloads: 16.9K Download Plugin
AdvertBan Mozilla Addon

Blocks ads, popups, cookie trackers and spyware on the web, including ads on Facebook, Gmail, Youtube, Google Search and popular news sites. Works faster than competing addons. Extremely simple and light, so even your grandma can deal with AdvertBan

Total Downloads: 11K Download Plugin
PlacesCleaner Mozilla Addon

Extension to clean and vacuum your firefox places database.

Total Downloads: 10.5K Download Plugin
Free Memory 2.0 Mozilla Addon

An add-on to perform Free memory operations without visiting about:memory.

Total Downloads: 9.8K Download Plugin
Memory Fox Next Mozilla Addon

Amended Memory Fox.
Attempts to reduce both Browser and Flash usage of RAM memory. Memory Fox Next will promote the increase of available RAM for other application processes, hopefully, fostering any attempts of Memory Recovery and Retention.

Total Downloads: 9.3K Download Plugin
app.telemetry Page Speed Monitor Mozilla Addon

Get the page load times of any web page! app.telemetry Page Speed Monitor shows offset and duration of each step during the page load based on W3C navigation timing.

Total Downloads: 8.7K Download Plugin
Speed DNS Mozilla Addon

Make your browsing experience faster by avoiding wait time on DNS lookups

Total Downloads: 7.1K Download Plugin
Task Manager Mozilla Addon

Task Manager to see the CPU and Memory usage of the tabs, works best when using e10s to be able to see the total process memory usage.

Total Downloads: 1.5K Download Plugin
Google chrome extensions Download

We collect the latest most useful Google chrome extension from Google chrome Extensions directory . You can download Chrome extensions directly from here.