Gatus

Gatus is a powerful automated service health dashboard that continuously monitors your applications and services, providing real-time status updates and beautiful public status pages. Built with Go for performance and reliability, Gatus offers comprehensive monitoring capabilities with flexible alerting and an intuitive web interface.

Key Features

• Comprehensive Monitoring:

  • HTTP/HTTPS endpoint monitoring
  • TCP port connectivity checks
  • DNS resolution monitoring
  • SSL certificate expiration tracking
  • Response time measurements
  • Custom health check conditions

• Advanced Health Checks:

  • Response status code validation
  • Response body content verification
  • JSON path validation
  • Performance threshold monitoring
  • Custom condition scripting
  • Multi-step health checks

• Flexible Alerting:

  • Multiple alert provider support
  • Slack integration
  • Discord notifications
  • Email alert system
  • Custom webhook alerts
  • PagerDuty integration
  • Telegram notifications

• Status Dashboard:

  • Real-time service status display
  • Public status page
  • Historical uptime data
  • Incident timeline
  • Service grouping and categorization
  • Responsive web interface

• Configuration Management:

  • YAML-based configuration
  • Environment variable support
  • Hot configuration reloading
  • Flexible monitoring intervals
  • Custom endpoint grouping
  • Template support

• Performance & Reliability:

  • Lightweight Go application
  • Minimal resource usage
  • High-performance monitoring
  • Concurrent health checks
  • Efficient data storage
  • Fast response times

• Deployment Options:

  • Docker containerization
  • Kubernetes deployment
  • Binary distributions
  • ARM architecture support
  • Multi-platform compatibility
  • Easy scaling options

Technical Specifications

• Language: Go
• Configuration: YAML files
• Storage: In-memory with persistence options
• Frontend: Web-based dashboard
• Deployment: Docker, Kubernetes, Binary
• License: Apache-2.0
• Platforms: Linux, macOS, Windows, ARM

Use Cases

• Service Monitoring: Continuous monitoring of web applications and APIs
• Infrastructure Health: Monitoring of databases, servers, and network services
• Public Status Pages: Customer-facing service status communication
• Internal Dashboards: Team visibility into service health
• SLA Monitoring: Tracking service level agreement compliance
• Incident Management: Early detection and alerting for service issues

Unique Advantages

• Zero Dependencies: Single binary with no external database requirements
• High Performance: Efficient Go implementation with minimal resource usage
• Flexible Configuration: Powerful YAML-based configuration system
• Real-time Updates: Live status updates without page refreshes
• Multi-Protocol Support: HTTP, TCP, DNS, and SSL monitoring capabilities
• Easy Deployment: Simple Docker deployment with Kubernetes support

Based on the Gatus GitHub repository, this tool provides a perfect balance of simplicity and power, making it ideal for teams that need reliable service monitoring with beautiful status pages and comprehensive alerting capabilities.