Featured in Domain Arrivals · 2026-08-07
Kettenblatt — offline GPX navigation for cyclists
An open-source Android app that turns GPX tracks into offline turn-by-turn bike navigation using OpenStreetMap data.
Why it surfacedKettenblatt tackles a real weakness of GPX files: they provide a line, but not reliable turn cues. It prepares routes over Wi-Fi, works without an account or mobile signal, uses haptic alerts instead of sound, and even handles reverse rides, interrupted trips, and named ferry crossings.
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A File Musicians Can Argue With
August 7’s newborn domains include editable orchestral scores with up to 33 staves, 15 years of Valencia council interventions, a dementia-friendly frame with one optional button, and a memorial golf tournament whose winner wears the Meatball Jacket.
This is one of 1,000 discoveries in the 2026-08-07 Domain Arrivals issue.