Search Results for tag "css"

QuickJava (For FF Versions 56 AND BELOW only) Requires Restart

Obsolete as of FF 57, will leave here for users who have not "upgraded" to 57.
Allows quick enable and disable of Javascript, Cookies, Image Animations, Flash, Silverlight, Images, Stylesheets and Proxy from the Toolbar.

Rated 5 out of 5 stars (205)
113,081 users

Font Finder (revived) Compatible with Firefox 57+ Featured

An easy-to-use font inspector to get CSS styles of the selected element

Rated 5 out of 5 stars (60)
20,489 users

Dark Purple Youtube Theme Compatible with Firefox 57+

Makes the layout of Youtube Dark Purple while retaining the original feel.

Rated 5 out of 5 stars (47)
2,701 users

Firepicker Requires Restart

Simple color picker plugin for Firebug.

Rated 5 out of 5 stars (56)
4,204 users

StylRRR - Barebones Userstyle Injector

Lets you add userstyles ( website and browser themes) with a mini addon.

Rated 5 out of 5 stars (25)
224 users

Mozilla Archive Format, with MHT and Faithful Save Requires Restart

— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!

Rated 5 out of 5 stars (358)
66,062 users

StyleSheet Chooser Plus Requires Restart

StyleSheet Chooser Plus (aka SSCP) persists choice of website stylesheets.

Rated 5 out of 5 stars (16)
20 users

Daily - Developer's Secret Source Compatible with Firefox 57+

Daily gathers the latest dev & tech posts in your new tab.

Rated 5 out of 5 stars (10)
85 users

Stylish Sync

Sync engine for Stylish with backup / restore facility.

Rated 5 out of 5 stars (31)
1,589 users

Google Material Design Paper Theme - Best Theme

Flat material theme. Minimal paddings, minimal borders, minimal colors. [How to enable for Firefox 57 - in description.]

Rated 5 out of 5 stars (7)
146 users

DOM Inspector Requires Restart

DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.

Rated 5 out of 5 stars (78)
50,765 users

HackTheWeb Requires Restart

The Web. Displayed Your Way.
Click to zap away rubbish.
Hack out the noise, read, print in peace.
* Widen Elements & Text.
* Save the changes to Stylish.
* Remove Sidebars & Ads.
* Black on White.
* Isolate.
User empowerment (bsd on aardvark)

Rated 5 out of 5 stars (41)
1,776 users

Stylus Compatible with Firefox 57+

Redesign the web with Stylus, a user styles manager. Stylus allows you to easily install themes and skins for many popular sites.

Rated 4 out of 5 stars (263)
51,772 users

Dark Theme for Google News Compatible with Firefox 57+

Makes the layout of Google News dark while retaining the original feel.

Rated 5 out of 5 stars (10)
278 users

Color That Site! Requires Restart

Change the colors of web sites. With the move of some sliders, you change the foreground and background colors of a site.

Watch the video for a short introduction.

Rated 4 out of 5 stars (89)
2,381 users

Live editor for CSS and LESS Compatible with Firefox 57+

Live preview of CSS/LESS code with an in-page editor. Autocomplete, convert LESS to CSS, beautify, minify, CSS reloader, linter, ...

Rated 5 out of 5 stars (14)
1,932 users

PourBico Requires Restart

Speed up your testing and debugging times with PourBico. By intercepting HTTP requests, PourBico allows you to modify each response (headers and body) via inline edits or by replacing resources with local or external ones.

Rated 5 out of 5 stars (10)
272 users

DarkenBackground

replace white or very bright background on webpages with slightly darker colors

Rated 5 out of 5 stars (18)
225 users

Open Pesticide Compatible with Firefox 57+

Outlines each element on the page to help you visualize their dimensions and overcome those annoying CSS layout issues.
Requires zero permissions and completely open source.

Rated 5 out of 5 stars (7)
303 users

FirePath Requires Restart

FirePath is a Firebug extension that adds a development tool to edit, inspect and generate XPath 1.0 expressions, CSS 3 selectors and JQuery selectors (Sizzle selector engine).

Rated 4 out of 5 stars (50)
59,955 users