Caddy vs Envoy

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

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FeatureCaddyEnvoy
CategoryReverse Proxy & GatewaysReverse Proxy & Gateways
LicenseApache-2.0Apache-2.0
LanguageGoC++
Setup difficultyEasyHard
Min. RAM64 MB512 MB
Deploymentdocker, binary, bare-metaldocker, kubernetes, binary
GitHub stars★ 74,748★ 28,735
First released20152016
ReplacesNginx, ApacheNginx, HAProxy

Why pick each one

Choose Caddy if…

  • Zero-config TLS
  • Easy to learn
Caddy details

Choose Envoy if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Kubernetes-ready with Helm charts available
  • Mature project with 28.7k GitHub stars
Envoy details

Frequently asked questions

Is Caddy or Envoy better?

Caddy is the stronger all-round pick: it has both the larger community and the simpler easy setup. Consider Envoy if its specific feature set fits your needs better.

Are Caddy and Envoy free and open-source?

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

Can I run Caddy and Envoy with Docker?

Caddy: yes. Envoy: yes.

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