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I built an open-source real-time emergency alert map for…

I built an open-source real-time emergency alert map for Spain

Hey! I just launched ESPAlert, a free and open-source platform that puts weather warnings, earthquakes, traffic incidents and civil protection alerts on a single interactive map — all from official Spanish sources (AEMET, IGN, DGT, MeteoAlarm).

The map updates in real time via WebSockets. No app needed, just a browser.

One thing I'm particularly proud of: it includes a Meshtastic LoRa mesh radio integration, so alerts can still reach people even when mobile networks are down — something that became very relevant during the 2024 Valencia floods.

It's fully open-source (AGPL-3.0), self-hostable, and built to eventually expand beyond Spain to cover the rest of Europe.

Demo: https://esp-alert-web.vercel.app
GitHub: https://github.com/saasixx/ESPAlert

Feedback very welcome — especially from people in Spain who know what's missing from existing alert systems.
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earnings
3,000 mlx total
$0  total
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