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Crash-Proof Race Course (.FIT / .GPX) Sanitizer for Garmin, Wahoo & Coros

Deterministic Topologically-aware Ramer-Douglas-Peucker geodesic simplifier + degenerate zero-length segment & NaN-elevation stripper + strict Garmin Course FIT compiler engine (.gpx, .fit, .tcx) built for Garmin Fenix, Wahoo, Coros, AllTrails — zero-upload ephemeral Wasm RAM execution.

Cloudflare Ephemeral Wasm RAM · 0% Retention
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