Google Summer of Code is a program that connects students and beginners to real open source projects. Over 12+ weeks, you learn, code, and work with expert mentors. Since 2005, more than 21,000 contributors from 123 countries have joined in. Apply from March 24 to April 8, 2025, and start your open source journey!
Google Summer of Code 2025 Contributor Applications Now Open!
Contributor apps close April 8 1800UTC
What is Google Summer of Code?
Google Summer of Code is a global, online program focused on bringing new contributors into open source software development. GSoC Contributors work with an open source organization on a 12+ week programming project under the guidance of mentors.
Become a GSoC Contributor
Are you new to open source and want to learn more about some interesting projects that you can contribute to? Join GSoC where mentors will help guide you on your journey!
It is very important to reach out to the organizations that you are interested in as soon as possible. The more conversations you have with the community before you submit your proposal the better your chances of being selected into the GSoC.
Open Source Organizations
Over 1,000 open source organizations have mentored 21,000+ new GSoC contributors since 2005. Our mentoring organizations are eager to teach newcomers to open source about their communities and the thrill of open source development.
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Learn why your organization should participate in GSoC: Watch video
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Interested in being a GSoC Mentor? Watch video | Read mentor guide
Google Open Source Blog
The latest news from Google on open source releases, major projects, events, and student outreach programs.
Google Summer of Code 2025 Contributor Applications Now Open!
Join Google Summer of Code (GSoC) and contribute to the world of open source!
Applications for GSoC are open from March 24 to April 8, 2025.
Since 2005, GSoC has successfully brought over 21,000 new contributors from 123 countries into the open source community. This is an exciting opportunity for students and beginners (18+) to gain real-world experience this summer. You will spend 12+ weeks coding, learning about open source development, and earn a competitive stipend under the guidance of experienced mentors.
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Learn More and Apply:
Read the Contributor Guide and Advice for people applying for GSoC to learn more about application basics.
Make your proposal stand out! Read the Writing a proposal doc written by former contributors.
Watch our Intro to GSoC video, as well as the GSoC Org Highlight videos and Community Talks Series to get inspired about projects that contributors have worked on in the past.
Read the Google Summer of Code Program Rules, FAQ, and join us in our Discord Channel to connect with the community.
Explore the 185 mentoring organizations and use filters to sort by your interests including programming language and category.
Reach out now to your preferred organizations via their contact methods listed on the GSoC site.
Interested contributors may register and submit project proposals on the GSoC site from now until Tuesday, April 8th at 18:00 UTC.
Best of luck to all our applicants!
By Stephanie Taylor, Mary Radomile and Lucila OrtÃz – GSoC Program Admins
Meet the Mentoring Organizations of GSoC 2025!
We are thrilled to share that we have selected 185 open source projects for the 21st year of Google Summer of Code (GSoC).
Get to know more about each organization via their individual GSoC program page. There you will find the best way to engage with each community, view project ideas, and read their contributor guidance for applying to their organization.
Applications for the GSoC Contributors are open March 24 – April 8, 2025. The 2025 GSoC program is open to students and to beginners in open source software development. If you are eager to enhance your chances of becoming a GSoC contributor this year, we highly recommend following these steps:
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Get inspired: Watch the ‘Introduction to GSoC’ video for a quick overview and the Community Talks to learn more about past projects that contributors completed.
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Review the Contributor Guide: Understand the basics of applying for GSoC.
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Review the list of accepted organizations: Identify two to three organizations that interest you and read through their project ideas.
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Reach out early: Once you find an idea that excites you, contact the organization immediately via their preferred communication methods.
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Engage with the community: Introduce yourself to the mentors and ask questions to see if the project is a good fit.
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Craft your proposal: Use the insights gained to write a strong proposal.
Welcome aboard 2025 Mentoring Organizations! We are looking forward to an amazing year!
By Stephanie Taylor, Mary Radomile & Lucila OrtÃz – GSoC Program Admins
 Don’t miss out, CLICK HERE (to apply before the link expires)
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