ACSLAmerican Computer Science League
ACSL Invitational Finals · usually held in May · 2029
2026–2030 calendar
Tech competitions highlighted (⚡), science olympiads, hackathons and more. Filter by age and click an event for details.
Long registration periods appear only on the days they open and close.
This month's competitions
17 dates
No competition with a confirmed date this month.
ACSL Invitational Finals · usually held in May · 2029
Asia-Pacific Informatics Olympiad Official Contest · usually held in May · 2029
DrCT Official Contest (Design Thinking & Computational Thinking) · usually held in May · 2029
Competition · usually held in May · 2029
Fair (international final) · usually held in May · 2029
Microsoft Imagine Cup World Finals · usually held in May · 2029
Exam (at schools) · usually held in May · 2029
Rocket launch deadline · usually held in May · 2029
1st-round exam · usually held in May · 2029
National Finals of the Brazilian Brain Bee · usually held in May · 2029
Stage I – online theory exam · usually held in May · 2029
Online phases begin · usually held in May · 2029
Pwn2Win international offensive security competition · usually held in May · 2029
Robofest World Championship · usually held in May · 2029
Scratch Month – Global creative coding celebration · usually held in May · 2029
Final project submission of the season · usually held in May · 2029
Vanda International Science Competition Official Contest · usually held in May · 2029
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.