Hacktoberfest 2026 Challenge - DEV Community

This is the official tag for submissions and announcements related to Hacktoberfest Challenges.
The Hacktoberfest 2026 DEV Challenges have ended. Thank you to everyone who built with open-source AI this month! Check out our challenges page for more!
Digital ofrendas and dead code séances won
Hacktoberfest Open-Source AI Challenge Week 3: Slow and Steady Submission 🦥
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
Hacktoberfest Open-Source AI Challenge: Ghost in the Machine Submission 👻🌼
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