Rewind

🌐

In-Browser Capture Terminal

Interact with the C++ capture agent to select network interfaces, view real-time logs, and monitor the capture process directly from the web UI.

🔄

Request Replay

Re-send captured HTTP requests with one click. Perfect for debugging and testing API endpoints without external tools.

🔔

Smart Alert System

Create custom alert rules based on status codes, response times, HTTP methods, URL patterns, and more with email notifications.

📊

Real-time Metrics

Monitor traffic in real-time with WebSocket updates, view detailed session information, and analyze HTTP transactions as they happen.

🔍

Enhanced Headers Viewer

Beautiful, organized display of HTTP headers with syntax highlighting, categorization, and automatic parsing of cookies and query parameters.

🛡️

PII Sanitization

Automatically anonymizes sensitive data (email addresses, API keys) during packet capture to protect privacy.

⚡

High Performance

Built with C++ for packet capture, Bun for the backend, and SvelteKit for the frontend. Optimized for real-time performance.

📧

Email Notifications

Get notified via email when alerts trigger. Supports SMTP with beautiful HTML email templates and retry logic.

Quick Start

Get up and running with Rewind in minutes:

bash

# Clone the repository
git clone https://github.com/sreekarnv/rewind.git
cd rewind

# Build capture agent (Windows)
cd services/capture-agent && build.bat

# Install backend dependencies
cd ../backend-api && bun install

# Install frontend dependencies
cd ../frontend && bun install

# Start MongoDB
mongod --dbpath /path/to/data

# Start backend (requires admin/sudo)
cd services/backend-api && bun run dev

# Start frontend
cd services/frontend && npm run dev

# Access UI at http://localhost:5173