OpenPing

Simple self-contained uptime monitoring in Go!

OpenPing is a lightweight uptime monitoring tool that periodically checks the availability of your URLs and logs results locally. No cloud dependencies, no sign-ups, no hosting hassle - just a single binary perfect for your Raspberry Pi or home server.

Features

• Lightweight - Single binary, minimal resource usage
• Web Dashboard - Real-time monitoring with 90-day history visualization
• Terminal-style UI - Clean, minimal interface with auto-refresh
• SQLite Storage - All data stored locally, no external dependencies
• Concurrent Pings - Monitor multiple targets simultaneously
• Color-coded Status - Instant visual feedback on uptime health
• Easy Configuration - Simple JSON config file

Installation

git clone https://github.com/asqit/open-ping
cd open-ping
make build

Usage

make build    # Compile the project
make run      # Run directly
make dev      # Hot reload with air
make clean    # Remove build artifacts

Or use Go directly:

go run ./cmd/openping
go build -o openping ./cmd/openping

Configuration

Edit config.json to add your targets:

{
  "interval": "1m",
  "targets": [
    { "name": "google", "url": "https://www.google.com" },
    { "name": "github", "url": "https://github.com" }
  ]
}

Dashboard

Access the web dashboard at http://localhost:8080 after starting OpenPing.

Features:

• Real-time uptime percentage
• Average latency tracking
• 90-day uptime history visualization
• Auto-refresh every 60 seconds
• Responsive grid layout

Project Structure

openping/
├── cmd/openping/        # Application entry point
├── internal/
│   ├── config/          # Configuration loading
│   ├── monitor/         # Ping monitoring logic
│   ├── server/          # HTTP server & handlers
│   └── storage/         # Database interface
├── pkg/models/          # Shared data models
├── web/
│   ├── static/          # CSS & JavaScript
│   └── templates/       # HTML templates (templ)
└── config.json          # Target configuration

Tech Stack

• Go - Backend & monitoring
• SQLite - Local data storage
• Templ - Type-safe HTML templates
• HTMX - Dynamic UI updates
• Tailwind CSS - Styling

Roadmap

• Web dashboard with data viewer
• 90-day uptime history visualization
• Notifications via email/webhook
• Custom alert thresholds
• Export data to CSV
• Docker support

License

MIT License - see LICENSE for details