Learn branching and merging with a live visual commit graph
Intermediate14h1–2
JavaScriptD3Next.js
17/20#visualisation hackathon ideas
4 ideas across 2 categories · 1 beginner · 2 intermediate · 1 advanced. Sorted by judging fit (editorial estimate).
Ideas tagged visualisation
Devtools
SQL Query Plan Visualizer
Turn a database query plan into a visual tree with plain-language tips
Intermediate14h1–2PostgresEChartsLLM17/20Devtools
Interactive Codebase Map
Explore a codebase as a map of modules, dependencies and owners
Advanced24h2–3Tree-sitterEChartsLLM17/20Watch sorting and graph algorithms run step by step with your own input
Beginner10h1–2JavaScriptCanvas16/20