# F3=Exit

- **Event:** [Gemini 4 Argon SF Hackathon](https://cerebralvalley.ai/e/gemini-4-argon-sf)
- **When:** Sun, Oct 25 at 9:00 AM – 10:00 PM (PDT)
- **Where:** San Francisco, CA
- **Team:** [Mark Blake](https://cerebralvalley.ai/u/weekendsuperhero), [Michael Raso](https://cerebralvalley.ai/u/michaelraso), [gregory daugherty](https://cerebralvalley.ai/u/D33ds)
- **GitHub:** https://github.com/Weekendsuperhero-io/as400
- **Demo video:** https://youtu.be/9HhYgnDN8AY
- **Gallery:** https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery
- **Page:** https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/46

CardDemo is a comprehensive mainframe application that simulates a credit card management system. Designed specifically to showcase AWS and partner technologies for mainframe migration and modernization scenarios, it provides a realistic environment for testing various modernization approaches including discovery, migration, performance testing, service enablement, and more.

## More from Gemini 4 Argon SF Hackathon

- [Backflow](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/43)
- [PolishedTake](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/44)
- [Risk Engineer Argon](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/45)
- [Argon-Drive](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/47)
- [Morf](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/48)
- [Cutroom](https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/49)

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Markdown version of https://cerebralvalley.ai/e/gemini-4-argon-sf/hackathon/gallery/46. Site index for agents: https://cerebralvalley.ai/llms.txt · full text: https://cerebralvalley.ai/llms-full.txt