May 27 is Call for Code Day. See the celebrities who have shared their support.

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Answer the call.
Build solutions that fight back.

In a very short period of time, COVID-19 has completely upended our collective way of life. But we can fight back – with technology. The 2020 Call for Code Global Challenge has expanded to take on COVID-19 in addition to climate change.

Innovators and problem solvers: Join us to create open source solutions that make an immediate and lasting impact. Submissions are open through July 31, 2020.

United Nations Human Rights, a Call for Code Charitable Partner, stresses the urgent need for innovation to fight two global challenges – the immediate impact of the COVID-19 pandemic and the more systemic issue of climate change. Read the blog post

Take on

Technology has a vital role to play. See three solutions to replace physical queues with virtual lines, help businesses re-emerge stronger, and reduce the stress on medical systems. What will you build?

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“We are at a critical point in the global response to COVID-19 – we need everyone to get involved in this massive effort to keep the world safe.”

– Dr. Tedros Adhanom Ghebreyesus,
WHO Director-General

Take on climate

Innovate with the latest technology to address energy sustainability, water sustainability, or disaster resiliency. Winning solutions are deployed in communities that need the most help.

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“The climate crisis is caused by us – and the solutions must come from us. We have the tools: technology is on our side.”

– UN Secretary-General,
António Guterres


You don’t have to be a developer to help. Whether you’re a corporation who wants to become a sponsor or a global citizen concerned about COVID-19 and climate change, you can inspire action. Now in its third year, Call for Code has the support of enterprises, experts, humanitarian and international organizations, charitable partners, and celebrities.

But it takes a village — join us in the fight.

Become a sponsor or supporter


Founding Partner

Charitable Partner

Program Affiliate