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 :)
Tagged: Open Data
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...
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.
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.
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...
Connecting KoboToolbox to CouchDB for Real Time Data
I have recommended KoboToolbox (and KoboCollect) for nonprofits, and we also use it at DataMeet to collect all kinds of data, including IDVC. For IDVC, I pull the data from KoboToolbox, do some massaging, and then upload it to CouchDB. It works very well. But what if I want to make this whole process real-time?
