GEMA ScratchInternational Scratch Olympiad (GEMA)
Project submission – Autumn Edition · Sep 1 – Oct 31, 2026
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 days48h HackathonsJunctionHackathon (48 h)Nov 13–15, 2026in 3 days
Sun
Mon
Tue
Wed
Thu
Fri
Sat
27
28
29
30
1
2
3
4
5
6
7
8
9
10
12
13
14
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
Long registration periods appear only on the days they open and close.
This month's competitions
October 2026
5 dates
Scratch OlympiadInternational Scratch Creative Programming Olympiad
Online international finals · Sep 15 – Oct 15, 2026
TechnovationTechnovation Girls
Team registration · Oct 11 – Mar 11, 2027
Coding OlympiadInternational Coding Olympiad
1st Online Qualifying Round (Arena Battles & Codementum) · Oct 31 – Nov 1, 2026
IEEEXtremeIEEEXtreme 20.0
24-hour programming contest · Oct 31, 2026
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.