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Developer Tools · head to head

Argo CD vs Arnica

Argo CD logo

Argo CD

Developer Tools

A declarative, GitOps continuous delivery tool for Kubernetes

From
Free
Free plan
Yes
Full reviewWebsite
Arnica logo

Arnica

Cybersecurity

AI-native application security platform detecting and fixing vulnerabilities across the SDLC

From
Free
Free plan
Yes
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; Arnica per-identity pricing ($25-$50/person/year) requires tracking active developers
  • Prices and features above were last checked on 29 August 2026.

Where they differ

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

Attributes where Argo CD and Arnica differ
AttributeArgo CDArnica
Pricing modelopen-sourcePer-identity subscription with annual discount
PlatformsWebWeb, GitHub, IDE
CategoryDeveloper ToolsCybersecurity

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

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 Arnica does not also cover.

Only in Arnica

  • AI SAST
  • Software Composition Analysis
  • Secrets detection
  • IaC scanning
  • Container scanning
  • SBOM generation
  • Agentic rules
  • Pipelineless integration

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

Arnica

  • Detecting AI-generated vulnerabilities in Copilot and Cursor suggestionsnot Argo CD
  • Finding hardcoded secrets before they reach productionnot Argo CD
  • Mapping container vulnerabilities back to source codenot Argo CD
  • Generating SBOM for supply chain compliance requirementsnot Argo CD
  • Scanning infrastructure-as-code for misconfiguration risksnot 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

Arnica

  • Per-identity pricing ($25-$50/person/year) requires tracking active developers
  • Overage identity tracking via 90-day PR activity can be unpredictable
  • Free plan limited to weekly updates, requiring upgrade for real-time scanning
  • Advanced add-ons (Image Scanning, AI SAST, Agentic Rules Enforcer) pricing not published
  • On-premises deployment limited to Enterprise tier

Pricing, plan by plan

Argo CD

Free

No published plan breakdown. See the Argo CD review.

Arnica

Free
  • FreeFree
    • No credit card required
    • 14-day trial available
    • Weekly risk identification updates
  • Core Business$360/year
    • Monthly billing option at $30/identity/month
    • Annual billing at $25/identity/month (17% discount)
    • Real-time risk scanning and notifications
  • Core Enterprise$720/year
    • Monthly billing option at $60/identity/month
    • Annual billing at $50/identity/month (17% discount)
    • All Core Business features

Which should you pick?

Choose Argo CD if

  • You want to start without paying.
Argo CD review

Choose Arnica if

  • You need ai sast.
  • You want to start without paying.
  • You work on Web, GitHub, IDE.
  • You also want software composition analysis.
Arnica review

Questions people ask

Is Argo CD or Arnica better?
Neither clearly leads. Argo CD starts at Free and Arnica at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Argo CD or Arnica?
Argo CD starts at Free and Arnica at Free.
Does Argo CD or Arnica run on more platforms?
Argo CD runs on Web. Arnica runs on Web, GitHub, IDE.
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 Arnica is typically brought in for.
What can Argo CD do that Arnica cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning.

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
Arnica: How are identities defined in Arnica pricing?

Identities are any users and other contributing entities that contributed code and/or had PR activity during the last 90 days. This ensures billing matches active developers.

Source
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
Arnica: What is the annual discount?

Annual prepayment offers approximately 17% savings versus monthly billing. Core Business annual is $300/identity versus $360 for monthly.

Source
Arnica: Can I cancel or downgrade Arnica anytime?

Yes. Subscriptions can be cancelled or downgraded at any time. Overage identities receive automatic protection with true-up invoicing.

Source
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