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Uptime Kuma

✓ Verified FOSSMIT
Top open-source alternative to Datadog
⭐ 92,368 StarsOfficial Website ↗

Uptime Kuma is a self-hosted monitoring tool that monitors HTTP(s), TCP, Ping, DNS records, and Docker containers with beautiful public status pages and 90+ notification channels.

Tech StackNode.js, Vue, SQLite
Self-Host DifficultyEasy
License ModelMIT
GitHub Repositorylouislam/uptime-kuma

Recommended VPS & Hardware Sizing

Estimated Hosting: $4 - $6/mo (e.g. Hetzner CX22 or DigitalOcean)
Min RAM:1 GB
Rec RAM:2 GB
Compute:1 vCPU
Disk Space:10 GB SSD

Uptime Kuma vs Datadog Comparison Matrix

Evaluation CriteriaUptime Kuma (Open Source)Datadog (Proprietary)
Synthetic Monitor LimitsUnlimited Probes$5 per monitor/month
Status Page CostIncluded FreeExpensive add-on
Setup Speed1 Docker CommandHeavy agent install
INTERACTIVE TCO MODELEstimated Rate: $19/user/mo

Financial Impact: Migrating from Datadog to Self-Hosted Uptime Kuma

Detailed Stack Calculator →
5 Users (Early Startup)50 Users (Scaleup)200 Users (Enterprise Org)
Datadog (Cloud SaaS)Per-Seat Tax
$5,700per year ($475/mo)
3-Year Spend:$17,100

* Excludes enterprise SSO add-ons & usage overages

Uptime Kuma (Self-Hosted)Zero Per-Seat Fee
$120per year ($10/mo Linux VPS)
3-Year Compute:$360

* Commodity Hetzner / DigitalOcean compute instance

Cumulative 3-Year ROI+$16,740Net savings across 36 months (98% reduction)
Annual Free Cash:+$5,580/yr
Need C-Level Buy-In? Generate an instant ROI proposal memo to present to your CTO or CFO.
HEAD-TO-HEAD BATTLES // SIDE-BY-SIDE AUDIT

Compare Uptime Kuma Head-to-Head

Custom Comparison Engine →
★ PRIMARY REPLACEMENTFOSS vs SaaS
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Datadog

Comprehensive benchmark comparing Uptime Kuma against proprietary Datadog licensing and features.

View Full Battle Report→
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Native OpenTelemetry APM, Traces & Logs vs Datadog Host & Custom Metric Bills

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Rust & Object Storage Observability (140x Cheaper) vs Datadog Cloud Invoices

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Core Capabilities & Features

✓HTTP(s), TCP, Ping, DNS Probes
✓Beautiful Public Status Pages
✓Telegram, Discord, Slack Alerts
✓20-Second Interval Pings

Self-Host Uptime Kuma with Docker Compose

Tweak configuration ports, secrets, and volumes live. Download or copy your ready-to-run container file:

1-Click Docker Compose Generator

Generate production-ready container definitions with customizable ports and volumes.

Uptime KumaMIT

A fancy self-hosted monitoring tool with incident status pages

Difficulty: Easy92,368 ⭐
Configure Parameters
docker-compose.uptime-kuma.yml
version: "3.8"
services:
  uptime-kuma:
    image: louislam/uptime-kuma:1
    container_name: uptime-kuma
    volumes:
      - kuma_data:/app/data
    ports:
      - "${PORT:-3001}:3001"
    restart: always
volumes:
  kuma_data:
$docker compose up -d

Frequently Asked Questions: Self-Hosting Uptime Kuma

How do I self-host Uptime Kuma using Docker Compose?

You can deploy Uptime Kuma (louislam/uptime-kuma) on any Linux server by copying the docker-compose.yml template on this page, configuring your desired host port and persistent volume directory, and running 'docker compose up -d'.

How does Uptime Kuma compare to Datadog?

Uptime Kuma is an open-source, self-hosted alternative to Datadog built with Node.js, Vue, SQLite. Unlike Datadog ($15 - $23 / host / month + surprise bills), Uptime Kuma has zero per-user licensing fees and keeps 100% of your data on your own infrastructure.

What are the minimum VPS RAM and CPU requirements for Uptime Kuma?

For production self-hosting (Easy difficulty tier), we recommend at least 2 GB RAM (minimum 1 GB), 1 vCPU, and 10 GB SSD storage, which typically costs $4 - $6/mo (e.g. Hetzner CX22 or DigitalOcean).

Is Uptime Kuma free for commercial business use under the MIT license?

Yes. Distributed under the MIT license, Uptime Kuma can be self-hosted internally by businesses and engineering teams of any size without per-seat royalties.

README INTEGRATION // REPO EMBED

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