FastAPI Doc Gen

by petruenache001@gmail.com · Developer Tools

Manifest V3 Free

View in Chrome Web Store Data as of 16 Oct 2026

Capture API endpoints from any web app and generate OpenAPI/Swagger docs. One-time purchase — no subscription.

Users

+1 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#227K

#190K among extensions

Version

1.0.1

updated 25 Jul 2026

Users

monthly, 3 months

Latest, 16 Oct 2026: 7 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 months

Latest, 16 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About FastAPI Doc Gen

Generate OpenAPI/Swagger documentation from any web app automatically. FastAPI Doc Gen is a Chrome extension that sits in your toolbar and automatically detects API calls on any web page you visit. It captures endpoints from: Fetch API calls - intercepts all fetch() requests XHR requests - intercepts all XMLHttpRequest calls API documentation links - finds /api/, /docs, Swagger/OpenAPI links Embedded specs - detects OpenAPI/Swagger JSON in <script> tags Axios instances - detects axios base URLs Then it generates a complete OpenAPI 3.0.3 specification that you can Copy to clipboard - paste directly into your IDE or docs Download as JSON - save as openapi.json for use in Postman, Swagger UI, or code generators Use to generate client SDKs - feed into OpenAPI Generator for 50+ languages.