Palpha Collection

by palpha

25 Add-ons in this Collection

Video DownloadHelper by mig

Rated 4 out of 5 stars 6,375 reviews

4,633,673 users

The easy way to download and convert Web videos from hundreds of YouTube-like sites.

Greasemonkey by Anthony Lieuallen, Aaron Boodman, others

Rated 4 out of 5 stars 981 reviews

1,315,302 users

Customize the way a web page displays or behaves, by using small bits of JavaScript.

DownThemAll! by Nils Maier, Federico Parodi, others

Rated 4 out of 5 stars 1,721 reviews

1,346,184 users

The first and only download manager/accelerator built inside Firefox!

United States English Spellchecker by jooliaan

Rated 4 out of 5 stars 158 reviews

487,945 users

United States English Spellchecker for Firefox, Thunderbird and SeaMonkey by Kevin Atkinson and Geoff Kuenning.

To enable, right-click in a multi-line text box, select "Languages", then "English (United States)".

FireGestures by Gomita

Rated 4 out of 5 stars 907 reviews

374,436 users

A customizable mouse gestures extension which enables to execute various commands and user scripts with six types of gestures.

Xmarks Sync by Xmarks Inc.

Rated 4 out of 5 stars 2,554 reviews

355,321 users

Xmarks is the #1 bookmarking and open tab add-on. Keep your bookmarks, and open tabs backed up and synchronized across computers and browsers. Mobile phones with Premium access. Utilize LastPass to sync passwords!

ScrapBook by Gomita

Rated 4 out of 5 stars 863 reviews

161,864 users

Helps you to save Web pages and organize the collection.

Tab Scope by Gomita

Rated 4 out of 5 stars 465 reviews

145,148 users

Preview and navigate tab contents through popup.

Add Bookmark Here ² by yuoo2k

Rated 4 out of 5 stars 158 reviews

37,309 users

Add a menuitem "Add Bookmark Here..." to Bookmarks...

Undo Closed Tabs Button by Andy Portmen, thomas.jr

Rated 4 out of 5 stars 367 reviews

50,720 users

Tired of going to History -> Recently Closed Tabs just to undo a closed tab? Then this extension is for you!

This extension allows you to undo closed tabs via a toolbar button or the right-click context menu.

Save Image in Folder by Achim Seufert

Rated 5 out of 5 stars 224 reviews

33,030 users

Easily save images in personally customized...

Context Search by Ben Basson

Rated 5 out of 5 stars 270 reviews

42,211 users

Expands the context menu's 'Search for' item into a list of installed search engines, allowing you to choose the engine you want to use for each search.

Feed Sidebar by Christopher Finke

Rated 4 out of 5 stars 106 reviews

6,873 users

The Feed Sidebar is an extension for Firefox that displays the items from your Live Bookmarks in the sidebar.

Brief by Adam Kowalczyk, Denis Lisov

Rated 4 out of 5 stars 657 reviews

19,280 users

Brief makes reading RSS feeds as easy and intuitive as it gets. Designed to have exactly the right set of features, it is powerful and simple at the same time. Feeds are presented on a seamless, interactive page which let's you bookmark and tag items...

Personal Menu (Personal Firefox Button) by Merci chao

Bring back your personal and powerful Firefox Button!
  1. 1
  2. 2
Results 115 of 25

What are Collections?

Collections are groups of related add-ons that anyone can create and share.

Explore Collections