ExternalDNS vs NPS
A side-by-side comparison of two self-hosted reverse proxy & gateways options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
ExternalDNS
Synchronize Kubernetes services with DNS providers
VS
NPS
Lightweight proxy server for intranet penetration
| Feature | ExternalDNS | NPS |
|---|---|---|
| Category | Reverse Proxy & Gateways | Reverse Proxy & Gateways |
| License | Apache-2.0 | GPL-3.0 |
| Language | Go | Go |
| Setup difficulty | Medium | Medium |
| Min. RAM | 128 MB | 64 MB |
| Deployment | kubernetes, helm | docker, binary |
| GitHub stars | ★ 9,058 | ★ 34,157 |
| First released | 2017 | 2019 |
| Replaces | Route 53 manual records | ngrok |
Why pick each one
Choose ExternalDNS if…
- Released under the Apache-2.0 license
- Kubernetes-ready with Helm charts available
- Mature project with 9.1k GitHub stars
- Written in Go
Choose NPS if…
- Released under the GPL-3.0 license
- First-class Docker support for quick deployment
- Mature project with 34.2k GitHub stars
- Written in Go
Frequently asked questions
Is ExternalDNS or NPS better?
Neither is universally better. NPS has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are ExternalDNS and NPS free and open-source?
Yes. ExternalDNS is licensed under Apache-2.0 and NPS under GPL-3.0. Both can be self-hosted at no software cost.
Can I run ExternalDNS and NPS with Docker?
ExternalDNS: check the project docs for container support. NPS: yes.