Peekaping vs Blackbox Exporter

A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeaturePeekapingBlackbox Exporter
Deploy effortUnder-an-hour setupUnder-an-hour setup
Health score72 · Good84 · Excellent
CategoryMonitoring & StatusMonitoring & Status
LicenseMITApache-2.0
LanguageGoGo
Setup difficultyEasyEasy
Min. RAM128 MB32 MB
Deploymentdockerdocker, kubernetes, binary
GitHub stars★ 1,195★ 5,882
First released20242016
ReplacesPingdom, Better UptimePingdom

What are Peekaping and Blackbox Exporter?

Peekaping

Peekaping is a self-hosted uptime monitoring tool with status pages and notifications, inspired by Uptime Kuma. It supports many monitor types and aims for a fast, modern user experience.

  • Multiple monitor types
  • Status pages
  • Notification integrations
  • Modern UI

Read the full Peekaping guide →

Blackbox Exporter

The Blackbox Exporter allows Prometheus to probe endpoints over HTTP, HTTPS, DNS, TCP, ICMP, and gRPC. It is the standard way to perform black-box availability and latency monitoring with Prometheus.

  • HTTP, TCP, DNS, ICMP probes
  • TLS certificate checks
  • Prometheus integration
  • Multi-target probing

Read the full Blackbox Exporter guide →

Peekaping vs Blackbox Exporter: key differences

Both projects are written in Go. Licensing differs — MIT for Peekaping versus Apache-2.0 for Blackbox Exporter. Blackbox Exporter is the lighter option, starting around 32 MB of RAM against 128 MB for Peekaping. Blackbox Exporter is the more established project (first released 2016), while Peekaping arrived in 2024. Blackbox Exporter has the considerably larger community, at 5,882 GitHub stars versus 1,195.

Why pick each one

Choose Peekaping if…

  • Lightweight Go backend
  • Clean interface

Watch out for

  • Young project
  • Smaller community
Peekaping details

Choose Blackbox Exporter if…

  • Simple uptime monitoring
  • Tiny footprint

Watch out for

  • Needs Prometheus to be useful
  • No standalone UI
Blackbox Exporter details

Frequently asked questions

Is Peekaping or Blackbox Exporter better?

Neither is universally better. Blackbox Exporter has the larger community; both share a easy setup difficulty, so the decision comes down to features and licensing.

Are Peekaping and Blackbox Exporter free and open-source?

Yes. Peekaping is licensed under MIT and Blackbox Exporter under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Peekaping and Blackbox Exporter with Docker?

Peekaping: yes. Blackbox Exporter: yes.

Which is lighter on resources, Peekaping or Blackbox Exporter?

Blackbox Exporter has the smaller minimum footprint at 32 MB of RAM, compared to about 128 MB for Peekaping. Real-world usage depends on library size, user count, and enabled features.

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