CJ Voon (mevCJ)

Kiroween 2026

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Build something wicked and git commit to the darkness.

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10 days for exploring what’s possible with WebMCP

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Join Reddit and Phaser to build incredible games for the Reddit community!

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Join Reddit to build moderation tools for the Reddit community!

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Join Reddit and GameMaker to build incredible daily games for the Reddit community!

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Build something wicked for Kiroween, our annual Halloween-themed hackathon where developers dare to code in dark mode

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Reddit and Kiro are hosting a virtual hackathon for the best community game!

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Create a new game or experience for the Reddit community!

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Build with AI for a shot at some of the $1M+ in prizes.