Inspiration:

We were inspired by how communication systems often fail during disasters when internet access is lost. We wanted to build a solution that still allows people nearby to stay informed and connected. SafeLink focuses on maintaining communication even in such critical situations.

What it does:

We were inspired by how communication systems often fail during disasters when internet access is lost. We wanted to build a solution that still allows people nearby to stay informed and connected. SafeLink focuses on maintaining communication even in such critical situations.

How we built it:

SafeLink is an offline disaster alert system that works over a local network without internet. It detects potential risks using simulated sensor inputs and instantly shares alerts with nearby devices. This ensures real-time communication during emergencies.

Challenges we ran into:

We initially considered using Bluetooth, but it was complex and unreliable for our use case. Setting up real-time communication across devices on a local network also required careful debugging. Ensuring a smooth and responsive UI was another challenge.

Accomplishments that we're proud of:

We initially considered using Bluetooth, but it was complex and unreliable for our use case. Setting up real-time communication across devices on a local network also required careful debugging. Ensuring a smooth and responsive UI was another challenge.

What we learned:

We successfully built a working multi-device system that operates without internet. The real-time alert propagation across devices was a major milestone. We also created a clean and intuitive interface for better usability.

What's next for Solo Leveling:

We plan to extend SafeLink using mesh networking so devices can communicate even without a central server. Integrating real IoT sensors and improving scalability are also future goals. We also aim to make it usable in real-world disaster scenarios.

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