01FILE CITY

Open any repo.
Understand it in seconds.

File City maps every codebase instantly. See what files exist, how they're organized, and what changed.

Live File City Map Demo

Watch files light up as commits arrive

App.tsx150 lines
index.ts80 lines
utils.ts120 lines
api.ts200 lines
styles.css100 lines
config.json60 lines
README.md90 lines
types.ts110 lines
hooks.ts130 lines
components180 lines
server.ts140 lines
db.ts95 lines
Modified
New File
Unchanged

Switch to 3D

File City 3D view with building heights representing lines of code

The same map, now with vertical scale. Height = lines of code. Rotate and zoom to see complexity from any angle.

Never Lose Context

File City always visible during Story-Based Monitoring

File City stays visible even during Story-Based Monitoring. Always oriented. Always grounded.

Rewind Time

File City with commit history and time travel

Watch the latest activity from today, the last week or last year.

File City Tours

Narrated walkthroughs of public codebases. Follow @FileCityAI to understand and learn from popular repos.