TutChat
Offline chat via Bluetooth — no internet required
What it does
TutChat is an offline Bluetooth messenger that lets nearby devices chat without internet, accounts, or servers. Unlike cloud messengers, it works fully peer-to-peer within ~100 meters — ideal for flights, travel, events, and places with no signal. Messages stay local and private, with no tracking or data collection.
Does a similar job
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- CPChitchatter – P2P chat app that is serverless, decentralized, ephemeral2022 · chitchatter.im · ▲191
For anyone who is interested to learn more about Chitchatter, please check out the project README: https://github.com/jeremyckahn/chitchatter#readme Chitchatter is very much an early MVP, so I'd like to get your feedback. Thanks for looking!
More work this month
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Hey we are Computable. We spent years building trading infrastructure at Jump Trading and Coinbase. From that point of view, compute looks like energy markets before 2000: everything trades through private bilateral leases, there’s no visible price, and nothing can be resold. The same H100 rents at a 2x spread depending on who’s asking, and once you sign a 24-month lease, it can never change hands. So we built a market for GPU nodes, sold by the calendar week. Here are three things you can do on it that you can’t do anywhere else: - Buy exactly the weeks you need. Three nodes for the last…
Work · 11d ago · getcomputable.com
The app store for voice native apps that lives in your notch
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Launched alongside, January 2026
the whole month →- IN
Hey HN! I wanted to share something I built over the last few weeks: isometric.nyc is a massive isometric pixel art map of NYC, built with nano banana and coding agents. I didn't write a single line of code. Of course no-code doesn't mean no-engineering. This project took a lot more manual labor than I'd hoped! I wrote a deep dive on the workflow and some thoughts about the future of AI coding and creativity: http://cannoneyed.com/projects/isometric-nyc
AI · Jan 2026 · cannoneyed.com
Automatic AI-powered code reviews the moment you open a PR
Dev tools · Jan 2026 · kilo.ai
