Cyber ApocalypseHack The Box – Cyber Apocalypse CTF
Hack The Box Cyber Apocalypse global marathon · usually held in July · 2028
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, 2026tomorrow48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 2 days
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Long registration periods appear only on the days they open and close.
This month's competitions
July 2028
12 dates
No competition with a confirmed date this month.
This month, no set day · announcements and estimates
EGOIEuropean Girls' Olympiad in Informatics
Competition · usually held in July · 2028
IBOInternational Biology Olympiad
Competition · usually held in July · 2028
IChOInternational Chemistry Olympiad
Competition · usually held in July · 2028
IEOInternational Economics Olympiad
Competition · usually held in July · 2028
IMOInternational Mathematical Olympiad
Competition · usually held in July · 2028
IOLInternational Linguistics Olympiad
Competition · usually held in July · 2028
IPhOInternational Physics Olympiad
Competition · usually held in July · 2028
IYPTInternational Young Physicists' Tournament
Competition · usually held in July · 2028
NEO ScienceInternational NEO Science Olympiad
International NEO Science Olympiad Grand Final · usually held in July · 2028
RoboCupRoboCup World Championship
World championship · usually held in July · 2028
SIMOCSingapore International Math Olympiad Challenge (SIMOC)
SIMOC In-Person International Grand Finals · usually held in July · 2028
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.