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Developer Tools · head to head

Argo CD vs Spacelift

Argo CD logo

Argo CD

Developer Tools

A declarative, GitOps continuous delivery tool for Kubernetes

From
Free
Rated
-
Full reviewWebsite
Spacelift logo

Spacelift

Developer Tools

Infrastructure-as-code orchestration for Terraform, OpenTofu, Pulumi and Kubernetes

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Argo CD licensed under Apache License 2.0 per the project's GitHub repository (argoproj/argo-cd LICENSE); as open source software it has no paid tier or vendor price to compare; Spacelift users are unlimited and private workers are metered, so deployment concurrency rather than headcount drives the bill, which inverts how most engineering budgets are built and is easy to under-forecast.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Argo CD and Spacelift actually diverge.

Attributes where Argo CD and Spacelift differ
AttributeArgo CDSpacelift
Pricing modelopen-sourceBy private worker and tier, not by user
PlatformsWebWeb, Self-hosted, Cloud

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Developer Tools).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Argo CD

Nothing recorded that Spacelift does not also cover.

Only in Spacelift

  • Multi-tool orchestration
  • Policy as code
  • Private workers
  • Spaces
  • Blueprints
  • Drift detection

What people use each for

The jobs each tool is most often brought in to do.

Argo CD

  • Declarative GitOps continuous deployment for Kubernetes applicationsnot Spacelift
  • Automated configuration drift detection across multiple clustersnot Spacelift
  • Multi-environment management with blue/green and canary deploymentsnot Spacelift
  • Enterprise authentication with SSO, OIDC, OAuth2, LDAP, SAML 2.0not Spacelift
  • Webhook integration for GitHub, BitBucket, and GitLab automationnot Spacelift

Spacelift

  • Platform teams running infrastructure changes through approval gates rather than through application CInot Argo CD
  • Organisations standardising Terraform and OpenTofu across many teams with policy enforcementnot Argo CD
  • Estates needing private runners so cloud credentials never leave the networknot Argo CD
  • Teams wanting drift detection and reconciliation rather than plan-time checks alonenot Argo CD

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Argo CD

  • Licensed under Apache License 2.0 per the project's GitHub repository (argoproj/argo-cd LICENSE); as open source software it has no paid tier or vendor price to compare
  • The quick start installation requires the --server-side and --force-conflicts flags due to CRD size limitations, per argo-cd.readthedocs.io, a constraint the documentation states explicitly

Spacelift

  • Users are unlimited and private workers are metered, so deployment concurrency rather than headcount drives the bill, which inverts how most engineering budgets are built and is easy to under-forecast.
  • There is no affordable paid entry point. The free tier stops at two users and the next tier is a five-figure commitment with nothing in between.
  • Three of the five tiers are quote-only, so a shortlist cannot be costed without entering a sales process with each vendor on it.
  • The self-hosted build lags the hosted one, has no public worker pool and lacks the Azure and Google Cloud integrations available in the SaaS product, with OIDC federation offered as the workaround.
  • Stacks, Rego policies, Blueprints, Spaces and Spacelift-managed state are proprietary constructs, so leaving means rebuilding the orchestration layer rather than pointing it at a different runner.

Pricing, plan by plan

Argo CD

Free

No published plan breakdown. See the Argo CD review.

Spacelift

Free
  • FreeFree
    • Two users
    • Public workers only
    • No private workers
  • Starter Plus$undefined/year
    • Unlimited users
    • Two public workers
    • One to two private workers
  • Business$undefined/year
    • Unlimited users
    • Three private workers
    • Quoted
  • Enterprise$undefined/year
    • Unlimited users
    • Five to thirty private workers
    • Self-hosted option

Which should you pick?

Choose Argo CD if

  • You want to start without paying.
Argo CD review

Choose Spacelift if

  • You need multi-tool orchestration.
  • You want to start without paying.
  • You work on Web, Self-hosted, Cloud.
  • You also want policy as code.
Spacelift review

Questions people ask

Is Argo CD or Spacelift better?
Neither clearly leads. Argo CD starts at Free and Spacelift at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Argo CD or Spacelift?
Argo CD starts at Free and Spacelift at Free.
Does Argo CD or Spacelift run on more platforms?
Argo CD runs on Web. Spacelift runs on Web, Self-hosted, Cloud.
Can I use Argo CD for free?
Both have a free tier, so you can try either at no cost before committing.
What is Argo CD best used for?
Argo CD is most often used for declarative gitops continuous deployment for kubernetes applications, automated configuration drift detection across multiple clusters, multi-environment management with blue/green and canary deployments, enterprise authentication with sso, oidc, oauth2, ldap, saml 2.0. Of those, declarative gitops continuous deployment for kubernetes applications and automated configuration drift detection across multiple clusters are not what Spacelift is typically brought in for.
What can Argo CD do that Spacelift cannot?
Spacelift covers Multi-tool orchestration, Policy as code, Private workers, Spaces.

Answered from the vendors’ own pages

Argo CD: What is the cost of Argo CD?

Argo CD is open source and free to use. No licensing fees, subscription charges, or commercial restrictions apply. The project is maintained by the CNCF community.

Source
Spacelift: How is Spacelift priced?

By tier and by private worker count rather than per user. Users are unlimited on every paid plan. The published figure on the pricing page carries no period label, and the FAQ describes the tier as an annual subscription, so confirm the period in writing.

Argo CD: How frequently does Argo CD poll Git repositories by default?

Argo CD checks Git and Helm repositories every 3 minutes by default to detect configuration changes, enabling timely deployment of updates.

Source
Spacelift: Does it support OpenTofu?

Yes, and Spacelift sponsors the OpenTofu project, which is a substantive hedge for anyone avoiding Terraform under the Business Source Licence.

Spacelift: Is there a self-hosted version?

Yes, described as carrying Enterprise functionality, but it is priced on request and lags the hosted product on cloud integrations.

Spacelift: Why not just use the CI system we already have?

That is the real comparison. General purpose CI handles state, drift, approval gates and concurrency control for infrastructure poorly, and whether that is worth a five-figure floor depends on how much infrastructure change your organisation actually ships.

Spacelift: What happens to our pipelines if we leave?

They do not port. Rego policies, Blueprints, Spaces and managed state are Spacelift constructs and the orchestration has to be rebuilt elsewhere.

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