DAG-map – metro map visualization of a DAG
Metro map metaphor for DAGs is genuinely clever visualization nobody else does.

Clean map of UK fuel prices, but Google Maps and PetrolPrices already do this.
UK drivers and data journalists tracking fuel costs
PetrolPrices · Google Maps · Fuel Compare
The map aggregates the latest petrol and diesel prices by county, with filters for fuel type and metric. Clicking a county shows the cheapest forecourt, average price, spread, and station count. The feed covers roughly 8,000 UK forecourts and refreshes every 30 minutes. Retailers publish the prices, so there can still be gaps in the data/stations but it's getting better over time.
Metro map metaphor for DAGs is genuinely clever visualization nobody else does.
Claims 8.0% error vs Zillow's 8.4%, but hard to verify without methodology.
2D embedding visualization makes browsing 5000 YC companies genuinely explorable.
Markdown-to-mind-map rendering is slick, but Obsidian Canvas already maps local notes better.
Real-time police dispatch map with searchable audio feeds across the US.
Beautiful graph visualization of the entire Gemini protocol network.