Uptime Monitor

What it does

Alert channels

Discord,Email,Ntfy,Telegram,Webhookchecked 19 Sep 2026

Alerts

Alert channels include Discord, email, Ntfy, Telegram, and webhooks, with down, still-down, and recovery notifications.checked 11 Oct 2026

Architecture

The described architecture uses distributed monitoring agents, a central uptime server, ClickHouse storage, and a status page with WebSocket updates.checked 11 Oct 2026

Configuration

Configuration can be updated without restarting the service, including monitors, intervals, and groups.checked 11 Oct 2026

Custom metrics

Each monitor can track up to three custom numeric values.checked 11 Oct 2026

Data retention

The product retains raw pulses for 24 hours, hourly aggregates for 90 days, and daily aggregates indefinitely.checked 11 Oct 2026

Deployment

The server README's quick start uses Docker Compose and starts Uptime Monitor on port 3000 with ClickHouse as an internal database.checked 11 Oct 2026

Distributed monitoring

PulseMonitor agents can be deployed in multiple locations to check services from multiple regions.checked 11 Oct 2026

History retention

Raw pulse data is kept for 24 hours, hourly aggregates for 90 days, and daily aggregates indefinitely.checked 11 Oct 2026

Integrations

The server README lists Discord, Email, Ntfy, Telegram, and Webhook notifications and documents a configuration API.checked 11 Oct 2026

License

The server repository identifies its license as GPL-3.0.checked 11 Oct 2026

Live updates

It provides status updates over WebSocket connections in real time.checked 11 Oct 2026

Metrics

Each monitor can track up to three custom numeric values.checked 11 Oct 2026

Monitor groups

Monitors can be organized into nested groups with any-up, all-up, or percentage health strategies.checked 11 Oct 2026

Monitoring

It monitors websites, databases, game servers and other services using 17 protocols.checked 11 Oct 2026

Organization

Monitors can be arranged in nested groups with any-up, all-up, or percentage health strategies.checked 11 Oct 2026

Privacy

The maker describes the product as fully self-hosted, with data kept on the user's infrastructure and no external dependencies or tracking.checked 11 Oct 2026

Product

Uptime Monitor is open-source, self-hosted infrastructure monitoring software released under GPL-3.0.checked 11 Oct 2026

Server monitoring

Yeschecked 19 Sep 2026

Status page mobile support

The status page repository says its responsive design is optimized for desktop, tablet, and mobile.checked 11 Oct 2026

Status pages

Status pages offer 15 themes, responsive design, customizable branding, and public or password-protected access.checked 11 Oct 2026

Supported protocols

Listed protocols include HTTP/HTTPS, WebSocket, TCP/UDP, ICMP, SNMP, MySQL/MariaDB, PostgreSQL, MSSQL, Redis, SMTP/IMAP, DNS, and Minecraft Java/Bedrock.checked 11 Oct 2026