// Link · 20 February 2026

HackerNoon Projects of the Week: QuantumLayer, Ekstra AI, & ComLab

This week’s Projects of the Week spotlights three standout entries from the Proof of Usefulness Hackathon. QuantumLayer embeds climate risk into software via API, Ekstra AI delivers privacy-first foot traffic insights for small businesses, and ComLab transforms scattered user feedback into actionabl...

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