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Competition · Hybrid

Ruby Programming Contest for Junior and Senior High School Students 2027 (17th edition)

中高生Rubyプログラミングコンテスト実行委員会 (Ruby Programming Contest for Junior and Senior High School Students Executive Committee) · Mitaka, Tokyo, Japan

Applications upcoming

A contest for junior high and high school students who create games, apps or creative-coding works in Ruby, judged by a panel chaired by Ruby creator Yukihiro Matsumoto.

Grade
9–12
Age
Not published
Details under Eligibility
Residence
Not published
Entry
Open application
Check it against your grade

The contest invites original programs written in Ruby within the past year in three divisions: Game, App (web apps, embedded mruby, MCP servers, language processors, etc.) and Creative Coding (visual works with rbCanvas/p5). Game and App entries go through first, second and final rounds with feedback on source code, and finalists present and demo their work. AI-assisted coding is allowed with an AI-use record, and a free AI environment is provided to applicants.

Topics

TechnologyGamesAppsCreative Coding
Read more on 2026.ruby-procon.net