Softwr

Cybersecurity · head to head

Arnica vs Yarn

Arnica logo

Arnica

Cybersecurity

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

From
Free
Free plan
Yes
Full reviewWebsite
Yarn logo

Yarn

Developer Tools

Fast, reliable, and secure dependency management

From
Free
Free plan
Yes
Full reviewWebsite

The short version

  • Each has a real cost: Arnica per-identity pricing ($25-$50/person/year) requires tracking active developers; Yarn yarn 2+ (Berry) has limited ESM support which can be a constraint for some projects
  • Prices and features above were last checked on 29 August 2026.

Where they differ

Only the attributes on which Arnica and Yarn actually diverge.

Attributes where Arnica and Yarn differ
AttributeArnicaYarn
Pricing modelPer-identity subscription with annual discountfree
PlatformsWeb, GitHub, IDEWeb, Linux, macOS, Windows
CategoryCybersecurityDeveloper Tools
FoundedUnknown2016

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 Arnica

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

Only in Yarn

Nothing recorded that Arnica does not also cover.

What people use each for

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

Arnica

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

Yarn

  • Monorepo teams managing dependencies across 50+ interdependent packagesnot Arnica
  • Enterprise JavaScript projects ensuring reproducible builds across CI/CDnot Arnica
  • Open-source projects with plugin ecosystems coordinating versionsnot Arnica
  • Teams requiring consistent package installs regardless of network conditionsnot Arnica

Where each one falls short

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

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

Yarn

  • Yarn 2+ (Berry) has limited ESM support which can be a constraint for some projects
  • Smaller ecosystem and community compared to npm, though still substantial

Pricing, plan by plan

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

Yarn

Free

No published plan breakdown. See the Yarn review.

Which should you pick?

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

Choose Yarn if

  • You want to start without paying.
  • You work on Web, Linux, macOS, Windows.
Yarn review

Questions people ask

Is Arnica or Yarn better?
Neither clearly leads. Arnica starts at Free and Yarn at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Arnica or Yarn?
Arnica starts at Free and Yarn at Free.
Does Arnica or Yarn run on more platforms?
Arnica runs on Web, GitHub, IDE. Yarn runs on Web, Linux, macOS, Windows.
Can I use Arnica for free?
Both have a free tier, so you can try either at no cost before committing.
What is Arnica best used for?
Arnica is most often used for detecting ai-generated vulnerabilities in copilot and cursor suggestions, finding hardcoded secrets before they reach production, mapping container vulnerabilities back to source code, generating sbom for supply chain compliance requirements. Of those, detecting ai-generated vulnerabilities in copilot and cursor suggestions and finding hardcoded secrets before they reach production are not what Yarn is typically brought in for.
What can Arnica do that Yarn cannot?
Arnica covers AI SAST, Software Composition Analysis, Secrets detection, IaC scanning.

Answered from the vendors’ own pages

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
Yarn: What is Yarn's main advantage over npm?

Yarn downloads packages in parallel, significantly reducing installation time. It uses a yarn.lock file for deterministic installs, ensuring identical package versions across machines and preventing version conflicts common with npm.

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
Yarn: Can I use Yarn in offline environments?

Yes, Yarn supports secure offline environments. The yarn.lock file enables reproducible installs without requiring new downloads.

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
Share

Related pages

More on Arnica

More on Yarn

Keep looking

Other head to heads