Sangathan
The operating system for communities and collective action
What it does
Sangathan is a zero-tech, mobile-first operating system for communities, citizen groups, NGOs, student unions, worker unions and grassroots organizations. Build your organization, coordinate members, run campaigns, conduct audits, manage documents and make collective decisions from one platform. Designed for India, Sangathan brings organizing tools that usually require multiple disconnected apps into one accessible system.
The zero-tech, mobile-first operating system for civic collectives, citizen science networks, NGOs, student unions, workers unions, and RWAs. 1-tap spot audits, ₹1 printable Parchas, 15-day RTI countdowns, and official BQF legal protection.
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Launched alongside, August 2026
the whole month →- TL
Life & fun · 10d ago · louisabraham.github.io
- SA
Hello HN! I found that picking out plausible but diverse skin tones for my digital art and game development projects was kind of difficult, and I got curious about if there was a way to define a color space that made it easy. I've built a color picker and procedural generation algorithm based on the space as well as a bunch of other fun js features and demos throughout the page that use the equations. If you find it interesting, I have lots of explanations of how I built it and what properties the space has. The methodology might be a bit shaky, but hopefully the result is as helpful for…
Life & fun · Aug 2026 · toneyalexander.github.io
I trained a 125M-parameter transformer to autocomplete piano performances in real time (~108 notes/sec on an iPhone 15). The idea is basically GitHub Copilot or Tabnine, except instead of prompting it with code, you prompt it by playing a few notes on a MIDI piano. The model then continues what you played, entirely on-device. The app is free if anyone wants to try it. Happy to answer questions about the model, training, Core ML, or the many things that didn't work.
AI · 16d ago · simedw.com