Open-source web browser. Include tag of operating system if it's important/dependent.

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23
votes
2answers
4k views

Firefox - Get “Highlight all” button to be on by default

I usually have to type Ctrl+F, type the search string, and then Alt+A to toggle "Highlight all", because only one match is highlighted by default. I want the "Highlight all" button to be always on, ...
23
votes
3answers
6k views

How to findout which firefox tab is using most CPU or memory? [duplicate]

There are times when the firefox responds reluctantly. And it is not only when i have opened many tabs. But there are cases when i have opened as many as 20 tabs and firefox is working fine and there ...
23
votes
3answers
2k views

How do I prevent pages I visit from overriding selected Firefox shortcut keys?

In Firefox, how can I prevent pages from overriding Firefox built-in keyboard shortcuts through Javascript on a per-key basis? Preferably on a per-site basis, too? The most frustrating override is the ...
22
votes
17answers
140k views

How to download a URL as a file?

A website URL has "hidden" some MP3 files by embedding them as Shockwave files, as follows. <span class="caption"><!-- Odeo player --><embed ...
22
votes
2answers
5k views

How do I recover a form in Firefox *without* installing a plugin? [duplicate]

Possible Duplicate: How to recover form information for a webpage in Firefox I typed a couple of paragraphs on a discussion board, but when I clicked the submit button, the site was ...
21
votes
8answers
12k views

Vimperator copy/pasting

I'm trying out Vimperator. I mainly wanted it for the hjkl scrolling, and I like its "hint" system for following links. These two features are really all I need; I think. I don't mind the other ...
21
votes
2answers
40k views

How to track url redirects in the browser?

When I type http://example.com/load/ in my browser and press ENTER, this website redirects me to http://example.com/load/1/, from there to http://example.com/load/2/ and then I finally landed on ...
21
votes
7answers
48k views

How to enable the new 3D page inspector view in Firefox 11

With firefox 11 there is a new feature called 3D page inspector which I would like to test because I think is really useful. However, I can't really find where this should be enable or how to do it! ...
21
votes
2answers
12k views

’Create application shortcut…' Chrome's feature in Firefox?

As you probably know 'Create application shortcut...' in Chrome creates desktop/taskbar shortcut to the web application (current URL). When the corresponding shortcut is clicked, Chrome opens separate ...
21
votes
5answers
4k views

How can I unload a tab manually?

Firefox has a setting "Don't load tabs until selected" (see How do I make Firefox 13 Load All My Tabs on Startup or when Resuming Reload). I like that behaviour. I am searching for a way to ...
20
votes
4answers
38k views

How do I reset the zoom level in Firefox?

How do I reset the zoom level in Firefox back to the default?
20
votes
4answers
12k views

Is there a HTML5 Validator plugin for Firefox?

Is there a plugin for firefox to validate HTML 5? I've always used this but if my webpage has a <!DOCTYPE HTML> doctype it complains about it not having a doctype at all. I specifically would ...
19
votes
3answers
25k views

How to do DNS through a proxy in Firefox?

I am using Firefox 3.5.7 with FoxyProxy. I have an ssh tunnel forwarding 8080 through to an HTTP proxy server on the other end. With FoxyProxy, I send work traffic direct but everything else goes ...
19
votes
1answer
3k views

Why pinging “drive” gets replies from 127.0.53.53?

I'm using Firefox 31 on Ubuntu 14.04.1 I tried to open Google Drive on Firefox by typing "drive" on the address bar and then clicking on the first Google result (lazy and convoluted, I know). It ...
19
votes
3answers
22k views

Windows Domain Authentication with Firefox

We have many internal web sites on our domain: a.blah.com b.bhah.com c.blah.com IE authenticates automatically using the currently signed in domain user but fire fox pops up a login box, sometimes ...
18
votes
2answers
17k views

Firefox - always show the tabs in fullscreen mode

Full screen can be more fun if I can always see my tabs (by default you can see when you hover your mouse around that area) and my taskbar. I know how to make taskbar always appear. Any idea how to ...
18
votes
3answers
934 views

In Firefox 4, how do I get the RSS feed button back?

I've upgraded to Firefox 4 and the RSS feed button was removed from the address bar! How do I get it back?
18
votes
1answer
98k views

Unable to access most internet sites error DNS_PROBE_FINISHED_NXDOMAIN

I have problems accessing most websites, only a couple work (grooveshark, google, facebook). On almost all others I get errors. Here is what I got using different browsers: Opera: This website is not ...
18
votes
2answers
8k views

How to add Separator to Google Chrome Bookmarks Bar?

Google chrome is an Excellent browser but the Bookmarks interface is more difficult than Mozilla Firefox. There is no Separator. It maybe not a big problem for many users, but when they have too many ...
18
votes
2answers
14k views

Does Firefox support wildcards in NTLM / Negotiate URI's for autologin?

Following this question about Windows Domain Authentication with Firefox, does FF support using wildcards in the URI's? I'm not finding anything where it mentions support either way.
18
votes
2answers
8k views

Reasons why new Google Maps is unbearably slow for me?

The new version of Google Maps is unbearably slow for me; both at home and in work. Both machines are Windows 7 64 Bit. My work colleagues have similar specs and never notice any issues. The ...
18
votes
3answers
36k views

Firefox cannot render icons from Font Awesome webfont set

In Firefox (Windows 7), icons and glyphs that are called from the Font Awesome package do not render properly. An example of this can be seen on the Khan Academy website. Below the video the icons are ...
18
votes
3answers
22k views

How can I get Firefox/Chrome to reach IPv6 websites?

I have been experimenting with IPv6 using a Windows7 client with the default Teredo IPv6 tunnel enabled. I can reach IPv6 hosts (ipv6.google.com & www.v6.facebook.com) successfully using PING ...
17
votes
5answers
18k views

How to block annoying facebook and other social network widgets

We have facebook buttons, twitter buttons, linkedin buttons, google+ buttons, stumbleupon buttons, younameit buttons. These social network buttons and widgets are creeping up the internets like the ...
17
votes
3answers
362 views

Why do add-ons become incompatible when upgrading firefox

My default browser is Chrome, but when I occasionally use Firefox for whatever reason there is often an update to it. Almost every time I update Firefox some of my add-ons become incompatible. Why is ...
17
votes
6answers
36k views

How to force a full page refresh (not from cache) in Firefox 4.0?

How do you force reload (not from cache) in Firefox 4.0? I have seen a lot of supposed theories on the internet, including: Ctrl + F5 Ctrl + Shift + R But, in reality, these do not actually work. ...
17
votes
2answers
2k views

Why does Firefox interpret 100% zoom differently to other browsers?

It's bugged me for a while that Firefox (on Windows 7) seems really "zoomed in" compared to other browsers, even after using ctrl-0 or the zoom menu to make sure its zoom level is 100%. Chrome left, ...
17
votes
3answers
3k views

Website is securely not secure

I am accessing Pandora via SSL and notice a few icons by the URL. First is the exclamation point in a triangle, indicating the page is not fully secure: Next to it is a shield? This one says ...
17
votes
2answers
12k views

Is there a Chrome version of Firefox Tilt?

Tilt is a cool new developer-oriented FF extension that lets you visualize a page in 3D. Is there something similar for Chrome?
16
votes
4answers
3k views

Fake online website when offline

I am developing a website using a local server, but I have remote dependencies. I would like to fake requests for files from remote servers. For instance, when the browser makes a request for ...
16
votes
9answers
6k views

How to save a bookmark in Firefox with POST data?

I would like to save as a Firefox bookmark a page which is not accessible using GET. The only way to retrieve the page is to send some POST data. For example, I would like to bookmark a Chronopost ...
16
votes
3answers
17k views

Blocking facebook's Like button in firefox [closed]

Many sites today use widgets from facebook such as the Like button, list of friends who are fans of that site and so on. While it may be a nice feature, I perceive it to be a serious privacy ...
16
votes
11answers
6k views

Google Chrome plugin/bookmarklet: “open in Firefox”?

Is there a plugin or a bookmarklet for Chrome which opens the current page in Firefox? Update: Thanks Phoshi for the suggestion. Here is my AutoHotKey script (not messing with the clipboard...): ...
16
votes
5answers
3k views

Firefox: Using multiple instances with different profiles?

Let's say, Firefox's instance is running with profile 1. Is it now possible, to start a new Firefox instance with profile 2? Normally, when Firefox is already running, no new instance is created. ...
16
votes
2answers
994 views

Is it possible to get old suggestion system back in Firefox 43.0?

With the new update, the first suggested link is just domain. In older versions, the first suggested link was the page I visited the most and I got used to this great feature. Is it possible to ...
16
votes
7answers
21k views

Firefox / Google Chrome plugin to enable multi-session browsing

The traditional way to browse a site with multiple sessions is by using multiple browsers at the same time. Are there any Google Chrome / Firefox plugins that can do the same using a single browser?
16
votes
3answers
79k views

What is the modern day equivalent of Firesheep?

Firesheep came out on the scene in 2010 and rocked the world... and never made it to version 1.0. Mozilla has since released 15 major versions of Firefox and is incompatible with the extension. Is ...
15
votes
5answers
2k views

How to re-open closed tab?

I just upgraded to Firefox 4 and can't seem to find a feature I used quite often: If I accidentally close a tab, I could right-click and select an option to reopen the closed tab. Where is this ...
15
votes
5answers
11k views

How to prevent Firefox converting 'localhost/*' URLs into search queries?

Since upgrading from Firefox 3.6.x, my address bar has a quirk that never used to be there. When I type in, for example: localhost/my_dir/index.php Firefox turns it into a search query, my search ...
15
votes
3answers
34k views

Only 360p on Youtube with HTML5

I recently read that Firefox improved it's HTML5 video support, so I thought I gave it a go again, because I am not a fan of Flash. It works fairly well, but unfortunately the videos are limited to ...
15
votes
4answers
11k views

How can I add a Firefox bookmark as toolbar button?

I have a bookmark that I use to 'zap colours' from websites: ...
15
votes
7answers
11k views

Firefox writes megabytes of data per minute to disk, why?

iotop -a (accumulated I/O) on Linux shows after about 10 min. of browsing Internet: Total DISK READ: 0.00 B/s | Total DISK WRITE: 0.00 B/s TID PRIO USER DISK READ ...
15
votes
6answers
18k views

“Task Manager” addon for Firefox?

Are there any addons for Firefox that can replicate the performance monitoring of Task Manager in Windows - seeing memory and CPU used - but for all the tabs in the current Firefox session? I want to ...
15
votes
1answer
4k views

Pentadactyl with DuckDuckGo as default search engine

I'd like to set DuckDuckGo as Pentadactyl's default search engine. I added DuckDuckGo's query URL to about:config's keyword.URL variable. I also installed DuckDuckGo's engine via "Add to Firefox" ...
15
votes
5answers
77k views

Can I get an alternative browser (Firefox/Chrome) on Win8 RT?

Where can I find Firefox or Chrome for Win8 RT? I checked both google.com/chrome and firefox.com, but they seem to only have x86 version of the browser, but not ARM.
15
votes
3answers
43k views

The certificate is not trusted because no issuer chain was provided

Could anyone explain the meaning of this error message in plain English? Should I add an exception or I should not continue on this website? Technical details: the URL is here, the browser is ...
15
votes
4answers
6k views

How to hide Browser Plugin Details in firefox for more privacy?

I'm trying to trick the results in this page to have more privacy/anonymity: https://panopticlick.eff.org/index.php?action=log&js=yes So far the best I could do is change the user agent, with the ...
15
votes
3answers
2k views

Is there a way to escape keyboard focus from adobe flash?

I've been trying to use the mouse less when web browsing. However, if a flash program gets the focus, it will capture the all the keyboard strokes, making it impossible to do anything without moving ...
15
votes
2answers
3k views

Is there a way to search the text of my browsing history in Firefox?

I often find myself in the situation where I know I saw something in a web page recently, but don't remember where. I would therefore like to be able to do a full-text search of the contents of my ...
15
votes
4answers
8k views

How do I use Firefox' “sessionstore” files to restore my crashed session?

My Windows XP system crashed. Usually about:sessionrestore shows me my previous session. But this time, after I rebooted, the page appeared blank. I was able to find my sessionsstore files in my ...