Tio·Vené

2026–2030 calendar

Competition calendar

Tech competitions highlighted (⚡), science olympiads, hackathons and more. Filter by age and click an event for details.

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September 2026

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Long registration periods appear only on the days they open and close.

This month's competitions

September 2026

2 dates

ONIANational Artificial Intelligence Olympiad

Registration – 3rd ONIA (deadline extended) · Aug 8 – Oct 7, 2026

Online⚡ TechnologyArtificial intelligenceBrazil
🧑‍💻 Teens

ONIANational Artificial Intelligence Olympiad

3rd ONIA – Phase 1 (Digital Literacy, deadline extended) · Sep 15 – Oct 11, 2026

Online⚡ TechnologyArtificial intelligenceBrazil
🧑‍💻 Teens

Confirmed: official days · Month announced: days to be confirmed · Estimate: the month it is usually held, not announced yet · No forecast: date unknown.
Dates checked on the organizers' official websites and calendars (last review on November 6, 2026). They may change: always confirm on the official website before registering or traveling.