# Single-Node Kubernetes GitOps on a Budget

DevFeed: [Single-Node Kubernetes GitOps on a Budget](<https://devfeed.tech/articles/single-node-kubernetes-gitops-on-a-budget-39647.md>)

Original publisher: [Read original article](<https://www.gauravsarma.com/posts/2026-03-04_single-node-k3s-gitops-on-a-budget>)

Published: 2026-03-04T00:00:00Z

Content type: tutorial

Language: en

Sources: [Gaurav Sarma's Blog](<https://devfeed.tech/sources/gaurav-sarma-s-blog.md>)

Topics: [GitOps](<https://devfeed.tech/topics/gitops.md>), [k3s](<https://devfeed.tech/topics/k3s.md>), [argocd](<https://devfeed.tech/topics/argocd.md>), [Kubernetes](<https://devfeed.tech/topics/kubernetes.md>), [Deployment](<https://devfeed.tech/topics/deployment.md>), [Self-hosted](<https://devfeed.tech/topics/self-hosted.md>), [Firewall](<https://devfeed.tech/topics/firewall.md>), [TLS (Transport Layer Security)](<https://devfeed.tech/topics/tls.md>), [traefik](<https://devfeed.tech/topics/traefik.md>), [Ubuntu](<https://devfeed.tech/topics/ubuntu.md>), [GitHub](<https://devfeed.tech/topics/github.md>), [Digital Ocean](<https://devfeed.tech/topics/digital-ocean.md>)

Tags: [argocd](<https://devfeed.tech/tags/argocd.md>), [deployment](<https://devfeed.tech/tags/deployment.md>), [digitalocean](<https://devfeed.tech/tags/digitalocean.md>), [firewall](<https://devfeed.tech/tags/firewall.md>), [github](<https://devfeed.tech/tags/github.md>), [gitops](<https://devfeed.tech/tags/gitops.md>), [k3s](<https://devfeed.tech/tags/k3s.md>), [kubernetes](<https://devfeed.tech/tags/kubernetes.md>), [lets](<https://devfeed.tech/tags/lets.md>), [linux](<https://devfeed.tech/tags/linux.md>), [macos](<https://devfeed.tech/tags/macos.md>), [self-hosted](<https://devfeed.tech/tags/self-hosted.md>)

## AI overview

This tutorial describes a budget-conscious, single-node Kubernetes platform built with k3s and GitOps. It covers bootstrapping an Ubuntu VM, syncing applications with ArgoCD, and adding TLS and firewall controls. The supplied text is truncated before the full implementation is presented.

## Source excerpt

. [Single-Node Kubernetes GitOps on a Budget](single-node-k3s-gitops-on-a-budget-cover...