Diary Entry Offosm : OSM that you can access while you’re offline

Starting in 2026, I slightly adjusted my daily routine, particularly around my weeklyOSM-related activity. Instead of passively consuming updates, ...

Diary Entry Mapping the Jakarta torrential rain of January 12, 2026

This morning, when I woke up, I felt that something was different. The sky looked darker, the temperature felt colder, and the faint sound of drizz...

Diary Entry A trip to the Ragunan Zoo

“From here, how do we get to Ragunan Zoo?” Good question. I paused. This wasn’t a matter of intuition; it was a routing problem. I opened a navi...

Diary Entry Field Mapping Along Java’s West Coast : Notes on Tools, Workflows, and Friction

Last weekend I traveled to the west coast of Java, specifically Anyer in Banten. The journey was done by train from Jakarta to Cilegon, followed by...