Get Your XUL Development Project Started Today!

Post your XUL development project on Upwork and find freelance XUL designers to build cross-browser XUL plugins for all major applications (e.g. Firefox, Opera, Chrome) or native extensions for IE or Safari to pull data and functions from your web application, or to modify your app’s UI (XUL buttons, windows, menus). Using XUL, XPCOM and JavaScript, these developers can design plugins for custom cross-platform applications with IM chat and file sharing or sync options, develop social media add-ons and toolbars to allow for CSS modifications and banners with dynamic updates, or transpose your Firefox extensions to other browsers (e.g. Internet Explorer toolbars).

XML User Interface Language (XUL) is Mozilla’s XML-based UI markup language. On Upwork, the world’s largest online workplace, experienced XUL developers and UI designers can design XUL browser frames or Thunderbird extensions - even help you install and configure the XULRunner environment or develop XUL applications and extensions to be loaded from web servers and displayed in compatible browsers with Remote XUL.

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XUL Job Cost Overview

Typical total cost of Upwork XUL projects based on completed and fixed-price jobs.

Upwork XUL Jobs Completed Quarterly

On average, 0 XUL projects are completed every quarter on Upwork.


Time to Complete Upwork XUL Jobs

Time needed to complete a XUL project on Upwork.

Average XUL Freelancer Feedback Score

XUL Upwork freelancers typically receive a client rating of 4.08.

Last updated: October 1, 2015

Popular XUL Searches

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Dmitry K.

Dmitry K.

Browser addons/toolbars and Windows/Mac applications.

Russia - Tests: 2 - Portfolio: 16

Software developer since 2003. Developing: -Browser addons: Toolbars, addons(page modifications, code injection, video downloaders, user<->site interaction, Facebook integration). -Windows/Mac applications - GUI and silent apps, adware apps, system tools, screen grabbers, screen protectors. -Server scripts - complex nodejs scripts(video downloaders, page parsers), conversion from browser addons to nodejs, PHP/MySQL backends/site parsers Technologies I use: MS Visual Stuido 6.0-2010, MFC/ATL/WTL/STL/boost. Javascript/XUL/XML/JSON/HTML. PHP/MYSQL/NodeJS XCode Delphi/CPP Builder. Feel free to contact me for any questions or get a free quota Regards, Dmitry

100% Job Success
$55.56 /hr
2,580 hours

Gago G.

Gago G.

Web developer

Armenia - Tests: 1

My name is Gagik Mkrtchyan . Quality is never an accident, it is always the result of high intention, sincere offort, intelligent direction and skillful execution. It represents the wise choice of many alternatives.I have developed a wide range of websites using HMTL, DHTML, PHP, MySQL,Javascript(jQuery,Ajax),MVC. My core competency lies in complete end-end management of a new website development project, and I am seeking opportunities to build websites from the ground up for you or your business.I also have experience in the following areas: Zend and Codeigniter frameworks and SQL, OOP , and software design,testing and CRM development.

67% Job Success
$15.00 /hr
1,161 hours

Alex I.

Alex I.

Desktop applications, extensions developer

Ukraine - Portfolio: 13

Huge experience in GUI development, plug-ins and extensions for Internet Explorer, FireFox, GoogleChrome. Development cleaners/fixers solutions, localization process realization. Strong debugging skills. Development of RAM boosters, System optimizers, Parental control applications, Monitoring software and Log viewers. Strong mathematical skills, 3D-software development.

100% Job Success
$23.00 /hr
1,804 hours

Branko Stefanovic

Branko Stefanovic Agency Contractor

Senior Web Developer

Serbia - Tests: 2

7+ years of programming experience and 3+ years of Javascript/C# experience. Application and system developer, Database Administrator and Project Manager in a wide variety of business and industrial applications. Experienced in web design and software implementation. Specialties: .NET (C# and - Memory Management/Cryptography/Runtime Compilation/Networking), Javascript(jQuery, Mozilla XPCOM API, HTML5), PHP (OOP, CodeIgniter, CakePHP, cURL, Shell Interaction), Shell Scripting (bash), Unix (RedHat, CentOS), OSX Current Occupation: PHP Web/CLI Developer (HTML,Javascript,CSS as well) Particularly interested in long term projects which may come to be challenging and use new technologies which I'm still not familiar with. Basically, I'm interested in always learning something new and further expansion of my current knowledge. Best attribute: Relaxed, hard working with a teaspoon of humor and capabilities of meeting the deadlines in time.

Associated with: N-Finity

$25.00 /hr
1,843 hours

Artsiom S.

Artsiom S. Agency Contractor

iPhone, Mac OS X, Objective-C Developer

Ukraine - Tests: 7 - Portfolio: 14

I am an iPhone applications developer with good experience of creating games and apps (including GPS based). I am willing to work as an iPhone devloper on a permanent, or a per-task basis. You can review the list of the applications I have done so far in my portfolio

Associated with: SOFTREACTOR LLC

$22.22 /hr
1,225 hours

Eugen R.

Eugen R. Agency Contractor

PHP/MySQL, AJAX Developer

Moldova - Tests: 1

I am an experienced PHP developer. The main directions of development of WEB 2.0 are social networking and E-Commerce. I use such CMS as Magento, Drupal etc. Also I've got experience of working with such technologies as: AJAX, JavaScript, SQL, HTML/XHTML, CSS, CodeIgniter, .Net, JQuery, REST, WordPress, etc. I like working with complex projects and can apply my skills for solving problems fast and effectively.

Associated with: SOFTREACTOR LLC

$14.44 /hr
1,531 hours

Valentin P.

Valentin P. Agency Contractor

AJAX, DHTML, JavaScript, Java, Perl, Python, PHP, .NET

Ukraine - Tests: 11

I am seeking for a long term jobs in interesting projects as Web/Software Developer. I would like to improve more my technical skills and take more experience.

Groups: Microsoft Certified Professionals

Associated with: Datamart

$40.00 /hr
3,175 hours