Argo CD

Judgement

What it is

Complete system

What it does

A GitOps continuous delivery tool that keeps Kubernetes clusters in sync with manifests in Git, showing drift and sync status in a web UI.

Adopt it when

You deploy to Kubernetes and want Git to be the single source of truth for what runs in each cluster.

Watch out

It only covers deployment to Kubernetes, and at scale the controller and repo server need tuning.

Ready for

Production-ready

Runs as

Self-hosted server

Built with

Go, TypeScript, Redis and Kubernetes

How established

Established: started 8 years ago, latest release v3.5.7.

What the license allows

You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Compare Argo CD

Built from

Follow it down: Argo CD → Go → runs on a microchip

How compilers were built, back to punched paper tape

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