You can build a better Internet by getting involved with Mozilla. You don’t have to be a C++ guru (or even know what that means!) and you don’t need to spend lots of time. Take a look at the opportunities below and feel free to ask if you have any questions.
Browse contribution opportunities by area of interest.
Interested in helping others get the most out of using Firefox and other Mozilla projects? Our support process relies on enthusiastic contributors like you. Find out more about supporting Firefox, Thunderbird and other Mozilla projects.
Get involved with Mozilla by making Firefox, Thunderbird and other projects available in your language. Also help us tell the world about how Mozilla is building a better Internet by translating content on our web sites.
Testing and Quality Assurance
QA is one of the easiest ways to get started with Mozilla and is a great way to get familiar with our code and tools. Help us hunt down bugs in Firefox, test Mozilla web sites or learn more about other testing opportunities.
Developers can help Mozilla by adding new features, making our technology smaller and faster and making development easier for others. You can find many developers on IRC so stop by and ask questions to learn more. Our web sites are open for web ninjas to hack on too.
Marketing and Evangelism
Mozilla Drumbeat is a global community of everyday Internet users working together to build a better web and more open world. Help start the drumbeat by contributing your project ideas. Developers, designers and writers are also invited to help us improve the Drumbeat website.
Firefox and other Mozilla-based applications have a powerful extension system that allow you to make small tweaks or make major additions to your programs. If you're new to this technology, learn how to build an add-on. For experienced developers, find out how to become an AMO editor.
One of Mozilla’s biggest assets is our mirror network. It allows us to serve applications, add-ons and more to hundreds of millions of people—all with donated server space and bandwidth. If you'd like to help make our network stronger, find out how to become a Mozilla mirror.
We believe in the power of well-made and widely distributed art, and want to make it possible for artists to cover the web and people with designs inspired by Mozilla. Take part in an upcoming Creative Collective challenge or add a t-shirt design to our Community Store.
Interface Design and Usability
Check out Test Pilot to try out the newest and coolest user-interface ideas, take part in an upcoming Design Challenge to inspire future design directions for Firefox, the Mozilla project, and the Web as a whole or come talk with us about usability issues.
The Mozilla Developer Network is the hub for information about Mozilla technologies. Help make our documentation better by writing new content, correcting existing material or translating content into new languages.
Only have 5 minutes? Do you want to dive deep on a big project? Browse opportunities by time commitment.
A Few Minutes
Spend five minutes a day in the Firefox support forum picking a question you know the answer to and making that user's day.
Spread the word about Firefox, Thunderbird and Mozilla by adding a button to your blog, Facebook page or web site.
Help make our projects better by submitting a crash report if an application unexpectedly quits.
Make a donation to the Mozilla Foundation and help us build a better Internet.
A Few Hours
Read through our localization pages to find out how to start a new localization or join an existing team.
Perform an Internet Health Check for friends and families to make sure they enjoy a safe experience on the web.
Stop by an upcoming test day to find, reproduce and resolve bugs.
Pick a topic from the documentation wishlist and make the Mozilla Developer Network even better.
A Few Weeks Or More
Spend a semester learning about open source collaboration and contributing to the community as part of Mozilla Education.
Create an add-on to add a cool new feature to Firefox, Thunderbird or other Mozilla application.
Take part in a Mozilla Labs Design Challenge and inspire future directions for Firefox, the Mozilla project and the Web as a whole.
Get access to our code repositories by contributing patches and becoming familiar with our review process.
Get In Touch
Want to get involved? Send us a note and we can put you in touch with some people who can get you started right away.
Note: This is for volunteer inquiries. If you are interested in a job, please visit our Careers page.