StackSleuth

Comprehensive Performance Monitoring for Modern Applications

📊 Complete Stack Monitoring

StackSleuth provides end-to-end performance monitoring for your entire application stack - from frontend to backend, databases to APIs.

What is StackSleuth?

StackSleuth is a comprehensive performance monitoring solution designed for modern applications. It provides real-time insights into your application's performance across all layers of your stack with minimal overhead and maximum visibility.

🚀 Key Features

Universal Coverage

Monitor frontend, backend, databases, and APIs in one unified platform

Real-time Analytics

Get instant insights with live dashboards and streaming metrics

Framework Agnostic

Works with React, Vue, Express, Django, FastAPI, and more

Low Overhead

Optimized for production with less than 5% performance impact

Smart Alerting

Intelligent alerts based on ML-powered anomaly detection

Deep Insights

Distributed tracing with flame graphs and waterfall charts

Quick Installation

Get started with StackSleuth in under 5 minutes:

1. Install Core Package

npm install @stacksleuth/core

2. Choose Your Agent

# For React applications
npm install @stacksleuth/react-agent

# For Node.js/Express backends  
npm install @stacksleuth/backend-agent

# For database monitoring
npm install @stacksleuth/db-agent

3. Initialize Monitoring

import { ProfilerCore } from '@stacksleuth/core';

const profiler = new ProfilerCore({
  apiKey: 'your-api-key',
  environment: 'production'
});

profiler.startProfiling();

Architecture Overview

StackSleuth uses a distributed agent architecture that allows you to monitor different parts of your application independently while maintaining correlation across your entire stack.

Core Components

🏗️

@stacksleuth/core

Foundation library providing the base profiling engine, metric collection, and correlation APIs.

🎯

Specialized Agents

Framework-specific agents for React, Vue, Express, Django, Redis, MySQL, and more.

📡

Data Collection

Real-time metric collection with configurable sampling and intelligent batching.

📊

Analytics & Insights

Advanced analytics with anomaly detection, performance regression analysis, and alerting.

Monitoring Strategy

StackSleuth implements a comprehensive monitoring strategy that covers all aspects of application performance:

Frontend Monitoring

Component render performance
User interaction tracking
Page load and navigation metrics
JavaScript error tracking
Bundle size and loading optimization

Backend Monitoring

API endpoint performance
Request/response tracking
Database query performance
Memory and CPU usage
Error rates and exception tracking

Database Monitoring

Query execution time analysis
Connection pool monitoring
Index usage optimization
Slow query detection
Cache hit/miss ratios

Agent System

StackSleuth's agent system provides specialized monitoring for different technologies while maintaining consistency and correlation across your stack.

✅ 15+ Published Packages

All StackSleuth packages are successfully built, tested, and published to the NPM registry.

Core & CLI Packages

🏗️

@stacksleuth/core

Core profiling engine with metric collection and correlation APIs

NPM Docs

💻

@stacksleuth/cli

Command-line interface for monitoring, analysis, and reporting

NPM Docs

Frontend Agents

⚛️

@stacksleuth/react-agent

React component lifecycle tracking and performance optimization

NPM Examples

🟢

@stacksleuth/vue-agent

Vue.js reactive system profiling and Vuex state tracking

NPM Examples

🔥

@stacksleuth/svelte-agent

Svelte component monitoring and store performance tracking

NPM Docs

Backend Agents

🟢

@stacksleuth/backend-agent

Universal Node.js backend monitoring for Express, Koa, Hapi, and more

NPM Examples

🐍

@stacksleuth/fastapi-agent

FastAPI performance monitoring with async operation profiling

NPM Docs

Database Agents

📊

@stacksleuth/redis-agent

Redis performance monitoring with command-level tracking and memory analysis

NPM Examples

🗄️

@stacksleuth/mysql-agent

MySQL query performance monitoring with execution plan analysis

NPM Docs

🍃

@stacksleuth/mongodb-agent

MongoDB performance monitoring with aggregation pipeline tracking

NPM Docs

🌐

@stacksleuth/browser-agent

Browser automation with Playwright/Puppeteer integration for testing and monitoring

NPM Docs