fastapi-radar 0.1.4

A debugging dashboard for FastAPI applications with real-time monitoring

FastAPI Radar

A debugging dashboard for FastAPI applications providing real-time request, database query, and exception monitoring.

Just one line to add powerful monitoring to your FastAPI app!

See it in Action

Installation

pip install fastapi-radar

Or with your favorite package manager:

# Using poetry
poetry add fastapi-radar

# Using pipenv
pipenv install fastapi-radar

Note: The dashboard comes pre-built! No need to build anything - just install and use.

Quick Start

from fastapi import FastAPI
from fastapi_radar import Radar
from sqlalchemy import create_engine

app = FastAPI()
engine = create_engine("sqlite:///./app.db")

# That's it! One line to add complete monitoring
radar = Radar(app, db_engine=engine)
radar.create_tables()

# Your routes work unchanged
@app.get("/users")
async def get_users():
    return {"users": []}

Access your dashboard at: http://localhost:8000/\_\_radar/

Features

• Zero Configuration - Works with any FastAPI + SQLAlchemy app
• Request Monitoring - Complete HTTP request/response capture with timing
• Database Monitoring - SQL query logging with execution times
• Exception Tracking - Automatic exception capture with stack traces
• Real-time Updates - Live dashboard updates as requests happen

Configuration

radar = Radar(
    app,
    db_engine=engine,
    dashboard_path="/__radar",  # Custom dashboard path
    enable_in_production=False,  # Disable in production
    capture_body=True,           # Capture request/response bodies
    capture_headers=True,        # Capture headers
    max_body_size=10000,        # Max body size to capture
)

Contributing

We welcome contributions! Please see our Contributing Guide for details.

Development Setup

For contributors who want to modify the codebase:

1. Clone the repository:

git clone https://github.com/doganarif/fastapi-radar.git
cd fastapi-radar

2. Install development dependencies:

pip install -e ".[dev]"

3. (Optional) If modifying the dashboard UI:

cd fastapi_radar/dashboard
npm install
npm run dev  # For development with hot reload
# or
npm run build  # To rebuild the production bundle

4. Run the example app:

python example_app.py

License

This project is licensed under the MIT License - see the LICENSE file for details.

Acknowledgments

• Built with FastAPI
• Dashboard powered by React and shadcn/ui