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CDviz vs Kargo

Comparing CDviz and Kargo for environment promotion and delivery visibility? These two open-source tools overlap on one headline use case — promoting artifacts through environments — but belong to different categories and are often complementary rather than alternatives.

Full disclosure: Kargo was one of the inspirations for CDviz's event reaction and artifact-lifecycle observability. The difference is the approach: Kargo is a promotion control plane you adopt as part of your delivery machinery; CDviz observes the tools you already run and can trigger automation from their events — without replacing anything.

Last updated July 2026. Corrections welcome.

At a glance

CDvizKargo
LicenseApache 2.0Apache 2.0
CategorySDLC observability + event reactionContinuous-promotion control plane
Made byCDvizAkuity (creators of Argo)
Self-hosted
Commercial offeringCloud €20/mo · Pro €200/mo✅ Kargo Enterprise (Akuity)
CDEvents standard✅ native
ScopeAny SDLC tool (CI, CD, registries, incidents…), Kubernetes or notKubernetes delivery with GitOps (Argo CD)
Promotion execution⚠️ delegates to your workflow engine via event reaction✅ native (Warehouses → Freight → Stages)
Requires adopting a new delivery model❌ listens to your existing tools✅ model your pipelines as Kargo CRDs
Artifact lifecycle visibility✅ cross-tool, from events (Artifact Timeline)✅ within Kargo-managed pipelines
DORA metrics & SDLC dashboards
Verification gates before promotionvia your workflow engine (e.g. Argo Workflows)✅ built-in (analysis / verification steps)

Key differences

  • Orchestrate vs observe-and-trigger: Kargo is the promotion engine — you define Warehouses (artifact sources), Freight (a versioned bundle of image + commit + config), and Stages (environments with gates), and Kargo executes promotions by writing to Git for Argo CD to sync. CDviz doesn't execute promotions itself: it collects CDEvents from your toolchain and its event reaction sinks trigger the engine you already have — Argo Workflows, your CI, or even Kargo.
  • Adoption cost: Kargo asks you to model each delivery pipeline in its CRDs and run it as part of your control plane — powerful, but a real migration for existing pipelines. CDviz plugs into what you run today via webhooks and sinks; nothing about how you deploy has to change.
  • Scope: Kargo is focused on Kubernetes delivery with GitOps, and shines there. CDviz covers the whole SDLC — source, CI, artifacts, deployments, tests, incidents — across Kubernetes and everything else, normalized to the open CDEvents standard.
  • Visibility model: Kargo's UI shows where each Freight is across its own Stages — excellent, but scoped to pipelines Kargo manages. CDviz builds artifact timelines, DORA metrics, and dashboards from events across all your tools, including deliveries Kargo never sees.
  • Analytics: CDviz ships DORA, pipeline reliability, test results, and incident dashboards. Kargo has no analytics ambitions — it is promotion machinery, not an observability product.

Better together

The two compose naturally rather than compete:

  • Kargo → CDviz: emit a webhook from Kargo promotion / verification phases (or from the Argo CD syncs it drives) into the CDviz collector, and Kargo-managed deliveries join your cross-tool timelines and DORA metrics.
  • CDviz → promotion: where you haven't adopted Kargo, CDviz event reaction covers the promotion trigger — e.g. testSuiteRun.finished in staging fires an HTTP sink that submits a promotion workflow.

When to choose CDviz

  • You want visibility (timelines, DORA, dashboards) across a heterogeneous toolchain — not only Kubernetes.
  • You want to trigger promotions and other automation from delivery events without replacing or re-modeling your existing pipelines.
  • You are adopting the CDEvents open standard.
  • You need SDLC analytics: DORA metrics, pipeline reliability, test results, incident tracking.

When to choose Kargo

  • You deploy on Kubernetes with GitOps (Argo CD) and want a dedicated, opinionated promotion engine.
  • You want built-in guardrails: verification gates, approvals, and a UI showing exactly which version runs where.
  • You're prepared to model your delivery pipelines as Kargo Stages and let it own promotion execution.

Summary

Kargo and CDviz solve different problems that meet at "promotion". Kargo is the better promotion executor for Kubernetes/GitOps shops willing to adopt its model. CDviz is the better observer and connector: it gives you artifact lifecycle visibility and event-driven automation across your whole toolchain without asking you to replace anything — and it will happily observe (or trigger) Kargo too.

Get started with CDviz

Self-host CDviz — free, Apache 2.0. Or try CDviz Cloud — €20/mo, 14-day free trial, no credit card.

FAQ

Is Kargo an alternative to CDviz? Mostly no — they're different categories. Kargo executes multi-stage promotions on Kubernetes; CDviz observes your SDLC and reacts to its events. They overlap only if promotion triggering is the sole thing you need.

Can CDviz do promotions like Kargo? CDviz can trigger a promotion — an event like "tests passed in staging" fires a sink that starts your promotion workflow (Argo Workflows, CI job, custom service). It is not a promotion control plane: no Freight/Stage model, no built-in promotion UI or gates. If you need those, use Kargo (possibly alongside CDviz).

Does Kargo emit CDEvents? Not natively. Kargo-driven deliveries can still reach CDviz via webhooks from Kargo, Argo CD, or your CI, mapped to CDEvents by the collector.

Is CDviz free? Yes — the Community plan is free forever (Apache 2.0, infrastructure costs only). Cloud (€20/month) adds managed hosting; Pro (€200/month) adds extra integrations and support. Both are billed per organization, not per seat.