Marcos Arnold (marcosarnold)

Colorado Springs, Colorado, United States
Website
GitHub
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Bard ColorStack Computing for Social Good

Online

Create any product or algorithm that can help social good. From education to environmental treatment and more! Get creative!

Non-monetary prizes
Winners announced
25 participants

FigBuild 2026

Online

Figma’s second annual design-a-thon for students!

$30,000 in prizes
Winners announced
5700 participants

Gemini 3 Hackathon

Online

Build what's next

$100,000 in prizes
Winners announced
35578 participants

ColorStack Winter Break Hackathon Edition 2025

Online

ColorStack Winter Break Hackathon Edition 2025

$400 in prizes
Winners announced
90 participants

Tiger HaCCs 1.0

Colorado Springs, CO, USA

Colorado College’s first interdisciplinary 24 hour hackathon, in partnership with the City of Colorado Springs.

Non-monetary prizes
Dec 7, 2025
13 participants

Horizon Hacks 2025

Online

Join HorizonHacks presented by Stem for Tomorrow in building solutions that make a real difference and empower the next generation

Non-monetary prizes
Winners announced
194 participants

Cal Hacks 12.0

San Francisco, CA, USA

This year's Cal Hacks is co-hosted by Claude, Fetch AI, AppLovin, and Amazon's Annapurna Labs! Together we'll assemble in SF for a weekend of hacking, friendship, and crazy ideas.

$58,100 in prizes
Oct 24 – 26, 2025
2164 participants