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    • isolate

      Public
      Sandbox for securely executing untrusted programs
      C
      Other
      1971.4k13Updated Apr 5, 2026Apr 5, 2026
    • ioi.github.io

      Public
      Public web pages
      HTML
      3000Updated Feb 12, 2026Feb 12, 2026
    • regulations

      Public
      IOI Regulations
      TeX
      02110Updated Dec 14, 2025Dec 14, 2025
    • icelect

      Public
      IOI Committee Election system
      Python
      0000Updated Aug 21, 2025Aug 21, 2025
    • ioibot

      Public
      Python
      Apache License 2.0
      1111Updated Aug 6, 2025Aug 6, 2025
    • translation

      Public
      Task translation system for IOI
      JavaScript
      MIT License
      2610123Updated Aug 6, 2025Aug 6, 2025
    • ioisubmit

      Public
      IOI submission tool
      Python
      0000Updated Jul 30, 2025Jul 30, 2025
    • flags

      Public
      Flags used for IOI 2023 ranking
      1000Updated Apr 8, 2025Apr 8, 2025
    • cms

      Public
      Contest management system for IOI
      Python
      GNU Affero General Public License v3.0
      402111Updated Jan 24, 2025Jan 24, 2025
    • task-archive

      Public
      Archive of IOI tasks
      0210Updated Sep 7, 2024Sep 7, 2024
    • automation

      Public
      Ansible playbooks for deploying IOI infrastructure
      Jinja
      7401Updated Nov 10, 2023Nov 10, 2023
    • contestant-vm

      Public
      Contestant virtual machine for online IOI (since 2020)
      Shell
      8402Updated Oct 18, 2023Oct 18, 2023
    • tps

      Public
      Task preparation system for IOI
      C++
      MIT License
      2500Updated Dec 25, 2022Dec 25, 2022
    • A tool to archive the data from CMS Ranking Web Server
      JavaScript
      GNU Affero General Public License v3.0
      9100Updated Sep 17, 2022Sep 17, 2022
    • translation-old

      Public archive
      Task Translation System for IOI competitions (used in IOI 2014-2015)
      JavaScript
      5610Updated Jan 28, 2017Jan 28, 2017
    • Useful tools for running programming contests
      Shell
      MIT License
      2300Updated Aug 3, 2015Aug 3, 2015
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