Zdeněk Pracný
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Chronicles

Stories from the trail, code insights, and reflections on the intersection of technology and adventure.

January 23, 2026

Three Days Through the Eastern Alps: Sillian to Spittal

A 267km bikepacking adventure through Austria and Italy, crossing iconic alpine lakes, Olympic towns, and mountain passes on a perfect mix of gravel and pavement.

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January 23, 2026

Four Days Through Slovenia: A Bikepacking Loop

A 372km loop exploring Slovenia's iconic lakes, alpine valleys, and old railway tunnels over four summer days of perfect bikepacking weather.

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January 23, 2026

Building TrailMetrics: A Developer's Perspective

A deep dive into my journey building TrailMetrics – a comprehensive activity tracking platform that combines Strava data with advanced analytics, route planning, and expedition management.

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January 23, 2026

TrailMeteo: Hyperlocal Weather Intelligence for the Czech Outdoors

Building a specialized weather platform that combines official ČHMÚ Aladin model data with multiple international forecast sources to provide hyperlocal weather intelligence for outdoor enthusiasts in the Czech Republic.

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