Tagged: Open Data

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Contributing to beaconDB

beaconDB is a public-domain wireless geolocation database. It replaces Mozilla Location Service, which, of course, was shut down in 2024. I used to contribute to MLS very regularly. I think I was on their contribution leader-board, too. Anyway, recently, I started contributing to it. Like I have written in WN 11/2025, I promised...

Espresso martini at Frangipani Langkawi Resorts 1

Weekly Notes 11/2025

The first half of the week was busy, with most of the time, including some weekend hours, spent closing work TODOs. But now that we’re in Langkawi, it’s all good :)

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Simple IMD Alerts

Table of Contents1 What I want2 IMD WMS Layer3 My plan4 Example pages5 Future improvements IMD (Indian Meteorological Department) has a district-level alert system. They give rain alerts for today and the next four days. They also have something called NowCast that shows the same alert level for now. Alerts are basically four...

Panoramax Single Item in the collection. You can see all the details. 1

Exploring STAC Datasets with Browser

I recently contributed some imagery to the panoramax project. It’s like Street View but is open and free. Then I saw that the panoramax exposes STAC APIs. I wanted to know more about STAC, which led me down a rabbit hole.  

Node red flow 2

Building Surveillance in Bangalore leaderboard using Node-Red and CouchDB

I wrote the Surveillance in Bangalore leaderboard using Budibase a while ago. However, I was not impressed with Budibase’s latest changes, so I replaced it with the good old Node-Red flow. Node-Red is already running at my home, so installing it was not required. Since the data was always stored on my instance of CouchDB, I didn’t have to do any migration there. I moved the automation to Node-Red And viewed it using HTML and CouchDB Views.

OSM Tubro Query for Pet friendly places in Bengaluru 1

Mapping Pet Friendly Places in Bengaluru on OpenStreetMap

I have started mapping pet-friendly places in and around Bengaluru. I am considering the newer areas like Devanahalli, Hosakote, Nelamangala, Anekal, etc. Hence, the area I am mapping is bigger than the city of Bengaluru.  For mapping pet-friendly places, there are two competing tags. pets and pets_allowed. Given that Pets is used a lot, I am...