Kapacitor vs Apache SkyWalking

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?
FeatureKapacitorApache SkyWalking
CategoryMonitoring & StatusMonitoring & Status
LicenseMITApache-2.0
LanguageGoJava
Setup difficultyMediumHard
Min. RAM512 MB2,048 MB
Deploymentdocker, bare-metal, binarydocker, kubernetes, helm
GitHub stars★ 2,373★ 24,915
First released20152015
ReplacesDatadog Monitors, Splunk ITSINew Relic, Datadog

Why pick each one

Choose Kapacitor if…

  • Tight InfluxDB integration
  • Flexible alert routing
Kapacitor details

Choose Apache SkyWalking if…

  • Full observability suite
  • Strong Apache governance
Apache SkyWalking details

Frequently asked questions

Is Kapacitor or Apache SkyWalking better?

Neither is universally better. Apache SkyWalking has the larger community, while Kapacitor is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Kapacitor and Apache SkyWalking free and open-source?

Yes. Kapacitor is licensed under MIT and Apache SkyWalking under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Kapacitor and Apache SkyWalking with Docker?

Kapacitor: yes. Apache SkyWalking: yes.

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