ActiveRabbit

AI-based error tracking and performance monitoring

Updated Dec 24, 2025

By Alex Shapalov

Free Open Source Real World Example Tools

Price: Free

Description

A comprehensive application monitoring and error tracking platform built with Rails 8.2, featuring real-time monitoring, performance analytics, and intelligent alerting.

🚀 Stack

Framework: Ruby on Rails 8.2
Database: PostgreSQL
Background Jobs: Sidekiq + Redis
Authentication: Devise
Billing: Pay (Stripe integration)
UI: Tailwind CSS
Security: Rack::Attack
HTTP Client: Faraday
Metrics: HDRHistogram
Environment: dotenv-rails

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