2026–2030 calendar

Competition calendar

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

⚡ Upcoming tech dates

48h HackathonsMLH GHWOnline hackathon weekNov 6–12, 2026happening now </> ProgrammingBebrasWorld-Wide Bebras Week of computational thinkingNov 9–13, 2026happening now 🔐 CybersecurityCSAWCSAW Cybersecurity Games Global FinalsNov 12–14, 2026in 2 days 48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 3 days

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USACO Coding Olympiad

Advent of Cyber

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

This month's competitions

December 2026

11 dates

TechnovationTechnovation Girls

Team registration · Oct 11 – Mar 11, 2027

Online⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

Ages 8–18, in mentored teams; girls track and co-ed track

open nowConfirmedOfficial website ↗source

Imagine CupMicrosoft Imagine Cup

Startup applications · Nov 2 – Feb 28, 2027

Online⚡ TechnologyProgrammingInternational

🎓 University🌍 Adults

For startups (founders 18+), with a student startup category; world championship expected in May–June 2027

open nowConfirmedOfficial website ↗source

Advent of CyberTryHackMe Advent of Cyber

Daily security and hacking challenges (December 1 to 24) · Dec 1–24, 2026

Online (tryhackme.com)⚡ TechnologyCybersecurityInternational

🧑‍💻 Teens🎓 University🌍 Adults

24-day online marathon featuring interactive labs, cloud security, AI, forensics, and global prizes.

in 21 daysConfirmedOfficial website ↗source

MLH GHWMLH Global Hack Week: Open Source Week

Online hackathon week (open source) · Dec 4–10, 2026

Online⚡ TechnologyOpen sourceInternational

🧑‍💻 Teens🎓 University🌍 Adults

Free and open to anyone, anywhere

in 24 daysConfirmedOfficial website ↗source

WAICYWorld Artificial Intelligence Competition for Youth

World Artificial Intelligence Competition for Youth Global Finals · Dec 4–6, 2026

Online⚡ TechnologyArtificial intelligenceInternational

🧒 Kids🧑‍💻 Teens

Presentation of solutions and global awards ceremony for standout AI projects.

in 24 daysConfirmedOfficial website ↗source

CSEdWeekComputer Science Education Week (CSEdWeek) and Hour of AI

Hour of AI (formerly Hour of Code): free activities · Dec 7–13, 2026

Online and in schools in many countries⚡ TechnologyArtificial intelligenceInternational

🧒 Kids🧑‍💻 Teens🌍 Adults

Activities for all ages, no experience needed; site available in Portuguese

in 27 daysConfirmedOfficial website ↗source

WROWorld Robot Olympiad (WRO) 2026

International final · Dec 8–10, 2026

San Juan, Puerto Rico⚡ TechnologyRoboticsInternational

🧒 Kids🧑‍💻 Teens🎓 University

Teams of 2 or 3; spots earned at each country's national event

in 28 daysConfirmedOfficial website ↗source

Hacker CupMeta Hacker Cup

Meta Hacker Cup World Finals · Dec 12, 2026

Online⚡ TechnologyProgrammingInternational

🎓 University🌍 Adults

Live contest among the top 25 global finalists.

in 32 daysConfirmedOfficial website ↗source

USACOUSA Computing Olympiad

December Contest (opening of the 2026–2027 season) · Dec 18–21, 2026

Online (usaco.org)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

First contest of the new qualifying season.

in 38 daysConfirmedOfficial website ↗source

Coding OlympiadInternational Coding Olympiad

2nd Online Qualifying Round · Dec 19–21, 2026

Online (codingolympiad.org)⚡ TechnologyProgrammingInternational

🧒 Kids🧑‍💻 Teens

in 39 daysConfirmedOfficial website ↗source

This month, no set day · announcements and estimates

AoCAdvent of Code

Daily programming puzzles (from December 1 to mid-month) · December 2026 (days to be confirmed)

Online⚡ TechnologyProgrammingInternational

🧑‍💻 Teens🎓 University🌍 Adults

Free; puzzles unlock at 2 a.m. Brasília time

awaiting datesMonth announcedOfficial website ↗source

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.