MyCityBid
Support your city, get discovered — become Champion
What it does
MyCityBid — Support Your City. Get Discovered. The leaderboard where backing your hometown puts you on its wall forever — and the top backer becomes City Champion. 9,223 real cities in 195 countries, ranked by total raised. How it works: Find your city Back it from $5 — name + link live on its wall as a Permanent City Wall Listing Top backer becomes City Champion — throne + deep link on the city page & country leaderboard Everyone gets a sponsored link, not just the Champion. Join from $5.
Does the same job
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DailyOutbid.lol14d ago · dailyoutbid.lol · ▲12Another outbid.lol copycat, but leaderboard resets EVERY 24h
More growth this month
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AstraPixels▲267A pixel-art solar system at its real current positions.
Growth · 29d ago · astrapixels.com

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