AppSignal Overview

AppSignal delivers end‑to‑end application monitoring for modern web stacks. From error tracking to host metrics, it gives developers the data they need to ship code confidently.

Core Features

• Error Tracking – capture exceptions, receive real‑time alerts, and drill into detailed reports.
• Performance Monitoring – trace slow requests down to nanoseconds with duration breakdowns and query insights.
• Host Monitoring – track CPU, disk I/O, memory, network usage, and Kubernetes metrics.
• Anomaly Detection – set triggers on any metric and receive smart alerts via Slack or email.
• Uptime Monitoring – ping your site every 30 seconds from global locations and get instant downtime notifications.
• Metric Dashboards – dozens of auto‑generated dashboards plus custom charting with export options.
• Log Management – centralized log search, filtering, and linking to errors or performance issues.
• Check‑ins – monitor background jobs and continuous processes with detailed insights.

Supported Platforms

1. Ruby & Ruby on Rails (Gem)
2. Elixir & Phoenix (Mix dependency)
3. Node.js, Express, NestJS, Next.js (NPM/Yarn package)
4. Python, Django, FastAPI, Flask (pip install)
5. PHP, Java, Go, Rust and more via language‑specific agents

Why Developers Choose AppSignal

With over 1500 development teams relying on AppSignal, the platform is trusted for its lightweight Rust agent, GDPR compliance, and 99.999% uptime guarantee.