Steady
Know the air before you breathe it.
What it does
Steady is an installable web app that helps people with asthma answer a critical daily question: Is it safe to go outside right now? By analyzing air quality, pollution, and environmental conditions, Steady highlights risky areas and supports proactive, informed asthma management.
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- IMI'm a doctor and made a responsive breathing app for stress and anxiety2023 · lungy.app · ▲666
Hey HN! Some more info: I’m an NHS doctor and the founder of Pi-A (https://www.pi-a.io) which developed Lungy (https://www.lungy.app). Lungy is an app (iOS only for now) that responds to breathing in real-time and was designed to make breathing exercises more engaging and beneficial to do. It hopefully has many aspects of interest to the HN community – real-time fluid, cloth and soft body sims running on the phone’s GPU. My background is as a junior surgical trainee and I started building Lungy in 2020 during the first COVID lockdown in London. During COVID, there were…
Steady: Build Habits That Actually StickMay 2026 · play.google.com · ▲1A habit tracker that helps you stay consistent.
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AstraPixels▲267A pixel-art solar system at its real current positions.
Growth · 30d ago · astrapixels.com
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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
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