Show HN: LiteRadar – Fast, ad-free, 60fps weather radar

Category: web-framework

Tags: weather-radar, optical-flow, pmtiles, serverless, gpu

Score: 6.3/10 (Innovation: 6, Technical: 7, Documentation: 3, Utility: 6)

LiteRadar is a free, ad-free weather radar web app that provides smooth 60fps animations by interpolating NOAA radar frames using GPU-based optical flow. It leverages a serverless pipeline with Modal, Cloudflare R2, and Vercel to process and serve PMTiles efficiently, offering a polished alternative to ad-heavy radar apps.

Target audience: general public, weather enthusiasts, frontend developers

Repository: https://literadar.com

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