Judgels has been used for:
- TLX, 🇮🇩 Indonesia's largest competitive programming training website.
- Indonesian National Olympiad in Informatics since 2015.
- Asia-Pacific Informatics Olympiad 2015 & 2020, hosted by Indonesia.
This is a non-exhaustive list of Judgels's features:
Problem management
- multilanguage problem statements
- batch, interactive, output-only, and functional (like IOI 2010 and above) problem types
- custom checker (scorer)
- subtasks with different points
- version control
Contest management
- IOI- and ICPC-style contests
- virtual contests, where contestants can start at different times
- announcements, clarifications, scoreboards
- various user roles: contestants, supervisors, and managers
For user guide, visit the Judgels website at judgels.toki.id.
For dev guide, visit the wiki.
Judgels was initiated based on an IOI 2014 paper: Components and Architectural Design of an Autograder System Family, by Jordan Fernando and Inggriani Liem.
GNU GPL version 2.