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 2027

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

This month's competitions

September 2027

4 dates

IOIInternational Olympiad in Informatics

Competition · Sep 12–19, 2027

Potsdam, Germany⚡ TechnologyProgrammingInternational
🧑‍💻 Teens

This month, no set day · announcements and estimates

OBIBrazilian Olympiad in Informatics

Phase 3 (National) – Introductory category · usually held in September · 2027

Venues designated by the OBI (all over Brazil)⚡ TechnologyProgrammingBrazil
🧒 Kids🧑‍💻 Teens🎓 University

⏳ Dates and registration not announced yet

Scratch OlympiadInternational Scratch Creative Programming Olympiad

Online international finals · usually held in September · 2027

Online⚡ TechnologyProgrammingInternational
🧒 Kids🧑‍💻 Teens🌍 Adults

⏳ Dates and registration not announced yet

National and consolidated stage in the first semester; online finals and results in the second semester.

TFC.BRWomen's Computing Tournament (TFC.BR)

Online contest of the Women's Computing Tournament · usually held in September · 2027

Online⚡ TechnologyProgrammingBrazil
🧒 Kids🧑‍💻 Teens

⏳ Dates and registration not announced yet

National coding competition supported by OBI and SBC for female elementary and high school students.

No date yet in 2027 (2)

EGOIEuropean Girls' Olympiad in Informatics

Competition · no date forecast yet · 2027

Warsaw, Poland⚡ TechnologyProgrammingInternational
🧑‍💻 Teens

Host confirmed; dates 'TBA'. The month varies widely between editions (May to October), so it was not estimated.

OIIIbero-American Olympiad in Informatics

Competition · no date forecast yet · 2027

Venue to be announced⚡ TechnologyProgrammingIbero-American
🧑‍💻 Teens

⏳ Dates and registration not announced yet

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.