How smart is your geography knowledge?
Fun geography drill, but Seterra and Worldle already dominate this space.

Crowdsourced place-naming reaches 40k renames without turning into total chaos.
Map enthusiasts, geography nerds, casual internet users looking for a fun collaborative project
Non-commercial, just a side project. Stack is SvelteKit, MapLibre, 40GB vector map self-hosted on Cloudflare R2.
Please don't use this for navigation.
Fun geography drill, but Seterra and Worldle already dominate this space.
AI-extracted names from 150k Roman inscriptions mapped across the empire.
Animated wind vectors combined with selectable pollutant layers (PM2.5, PM10, NO2, etc.), playback speed and a date slider make it immediately useful for spotting transport patterns and hotspots. Feels like a focused, browser-hosted nullschool for pollution — visually effective but somewhat derivative, and the page doesn’t make the data sources or station-level provenance obvious.
Offline Ollama + OCR keeps your documents private when cloud APIs won't.
Fun novelty concept, but currently just the author's domains in a JSON file on S3.
Map-first directory with one-click, accountless submissions and industry‑colored pins makes it trivial to pin a company and spot local clusters. It uses MapLibre/OpenMapTiles (nice open-stack choice), but the long-term value hinges on search/filters and lightweight moderation or metadata — otherwise the map risks becoming noisy as it scales.