Datasette Apps: Host custom HTML applications inside Datasette

kept by eddie jun 19

Simon Willison introduces a new plugin hosting sandboxed HTML+JavaScript apps inside Datasette, enabling custom read/write SQL interfaces within tight iframe constraints.

GitHub - matsonj/mviz: A chart & report builder designed for use by AI.
mviz is a skill for Claude that generates static HTML charts and reports from compact JSON specs, optimized for fast, AI-driven ad hoc analysis with 17 chart types and a 16-column grid.
also on MotherDuck, #data-visualization, #open-source, #developer-tools
The Most Popular Blogs of Hacker News in 2025
Simon Willison ranked as the most popular blogger on Hacker News for the third consecutive year in 2025, based on analysis of domain score data.
also on Datasette, Simon Willison, #developer-tools
Initial impressions of Claude Fable 5
Claude Fable 5 is a large, slow, expensive frontier model that demonstrates deep knowledge and strong coding ability across complex multi-step tasks.
also on Datasette, #developer-tools
OpenTrafficMap | Hacker News
OpenTrafficMap visualizes real-time traffic data using open-source tools and publicly available sensor feeds.
also on #data-visualization, #open-source
Claude builds interactive visuals right in your conversation
Claude can now generate interactive charts, diagrams, and visualizations inline during conversations, allowing real-time adjustments as discussion evolves.
also on #data-visualization