mtail 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?
FeaturemtailApache SkyWalking
CategoryMonitoring & StatusMonitoring & Status
LicenseApache-2.0Apache-2.0
LanguageGoJava
Setup difficultyMediumHard
Min. RAM64 MB2,048 MB
Deploymentdocker, binary, kubernetesdocker, kubernetes, helm
GitHub stars★ 4,024★ 24,915
First released20152015
ReplacesSplunk, Datadog Log MetricsNew Relic, Datadog

Why pick each one

Choose mtail if…

  • Bridges legacy logs to metrics
  • Tiny footprint
mtail details

Choose Apache SkyWalking if…

  • Full observability suite
  • Strong Apache governance
Apache SkyWalking details

Frequently asked questions

Is mtail or Apache SkyWalking better?

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

Are mtail and Apache SkyWalking free and open-source?

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

Can I run mtail and Apache SkyWalking with Docker?

mtail: yes. Apache SkyWalking: yes.

Related comparisons