Ocean Hackathon® returns from 16 to 18 October 2026 for its 10th edition, bringing together marine science, digital innovation and entrepreneurship in a 48-hour, data-driven competition. Organisations and cities working in marine, digital and innovation sectors are invited to host a local Ocean Hackathon®, with applications open until 13 March 2026.

Launched in Brest in 2016 and expanded internationally since 2019, Ocean Hackathon® has built a growing global community focused on ocean data, innovation and collaboration. The winning teams from each host location will compete in the International Grand Finale in Brest, France.

More information and application details are available on the Ocean Hackathon® website: here.

Download the 2026 ‘Call to host guide’: here.

And apply: here.