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Questions tagged [browser-extension]

Browser extensions are additions to a browser that add to or improve some part of the browser's functionality.

Browser extensions are additions to a browser that add to or improve some part of the browser's functionality.

Consider including browser-specific tags to your question, such as:

506 questions
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cross-browser extension development alternatives

I would like to develop a browser extension for all major browsers. From what I've read this can be quite painful, particularly for IE. Before starting with the project, I would like to know what are my basic alternatives. I can think of…
user1292512
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How do password managers know when I've logged in successfully?

So you know how you are presented with a login screen and then, you fill it out, and then the browser loads the next page? At this point, somehow the password manager bar pops up for LastPass, 1Password, or some other extension, asking if you want…
Gregory Magarshak
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Can browsersync inject updated content in the browser without a refresh?

I am using browsersync + gulp with some cool browser plugins, perfectPixel to name one. My problem is every time I save my work, it forces the browser to reload, thus clearing the browser and shutting off my browser extension. This causes me to have…
Antonio Pavicevac-Ortiz
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What are some drawbacks to using CrossRider as platform for developing extensions for multiple browsers?

I've read a lot of positive insights in using CrossRider compared to its competitors but I haven't read anything related to any of its limitations (functions, speed, integration with third party services, etc.).
Rommel Paras
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detecting users with hola extension

I want to know if users are using hola better internet to browse my site. Hola! is an extension that uses a peer to peer network so users can appear to be browsing from different countries. I am worried however that some bots are using this plugin…
WeaselFox
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Simulating a remote website locally for testing

I am developing a browser extension. The extension works on external websites we have no control over. I would like to be able to test the extension. One of the major problems I'm facing is displaying a website 'as-is' locally. Is it possible to…
Benjamin Gruenbaum
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get extension uninstall event in safari

Is there a way for a Safari browser extension to detect its own uninstallation? I would like to send an event to Google Analytics to keep track of the uninstallment rate of my extension.
Finkenzeller
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Force Chrome to open certain URLs based on Content-Type header

I tried looking for a Chrome extension that does this, but was unsuccessful in finding one. Basically, I want to hit a web service that returns a content type header of application/rdf+xml or application/xml and have Chrome automatically display the…
Marc Baumbach
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Is there documentation or an SDK for Microsoft Edge extensions yet?

Is there any published documentation or an SDK for writing extensions for Microsoft Edge? If so, I can't find it. If not, is there an ETA when this might be available? It would be nice to get a jump on this before the Windows 10 release.
Michael O'Flaherty
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Does IE have a simple, javascript-driven means of extension development like Chrome, FF, Safari and Opera do?

Before giving up on my extensive googling, I thought I'd make a last ditch effort and ask here... In Chrome, Safari, Firefox and Opera - it's very easy to write browser extensions using javascript (and some native javascript functions to each…
honestbleeps
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How to load a page on the first tab / new window in a browser extension

I have a browser extension for Chrome and Firefox and in the manifest.json I've defined a page to load on new tabs: "chrome_url_overrides": { "newtab": "page.html" }, In Firefox this shows my page in new tabs but not on the first tab or in new…
Lode
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Interprocess communication between browser extension and native application

How can an interprocess communication be estabilished between a browser extension and a native application? Is there any cross-platform (Linux and Mac OS X) and cross-browser solution (Firefox, Chrome, Safari)? The only idea that comes to my mind is…
el.pescado
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How to detect that Google Instant page has loaded completely?

I'm working on a browser extension (think SEOQuake) - I need to display some data about the search results that are shown. Issue: If anything is added to the Google Instant results page while it's still in the process of being loaded, it'll…
dsp_099
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Chrome Extension: Run Content Script before any Embedded Scripts run on Page

I'm trying to change some behavior of the YouTube player, by changing some variables inside of the player_api script that is embedded into the html watch page of videos. Problem is, whatever i try, the embedded script of the player always runs…
DarkMental
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How do Gmail plugins such as Rapportive work?

I know Gmail has contextual and side-bar gadgets, but how do browser extensions such as Rapportive work? Are they injecting their buttons / displays into the browser page? If so, wouldn't the browser extension break if Google decided to change the…
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