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Cybersecurity · head to head

authentik vs Burp Suite

authentik logo

authentik

Cybersecurity

Open-source identity provider with flexible authentication flows

From
Free
Rated
-
Full reviewWebsite
Burp Suite logo

Burp Suite

Cybersecurity

The leading toolkit for web security testing

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: authentik smaller project than Keycloak, with a correspondingly smaller community and fewer integration guides; Burp Suite the automated vulnerability scanner is Professional only, at $499; the free Community edition is manual tools
  • They diverge on capability: authentik covers Configurable flows, Burp Suite covers Web vulnerability scanner.
  • Prices and features above were last checked on 30 August 2026.

Where they differ

Only the attributes on which authentik and Burp Suite actually diverge.

Attributes where authentik and Burp Suite differ
AttributeauthentikBurp Suite
Pricing modelOpen-source core with a paid enterprise tiersubscription
PlatformsDocker, Kubernetes, Linux, Self-hostedDesktop, Api
FoundedUnknown2004

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

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 authentik

  • Configurable flows
  • Protocol support
  • Application proxy
  • Modern admin interface

Only in Burp Suite

  • Web vulnerability scanner
  • Proxy interceptor
  • Intruder
  • Repeater
  • Sequencer
  • Decoder
  • Comparer
  • Logger

What people use each for

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

authentik

  • Self-hosted SSO across internal services without commercial identity pricingnot Burp Suite
  • Putting authentication in front of applications that have none, via the proxynot Burp Suite
  • Teams who tried Keycloak and wanted something less heavynot Burp Suite

Burp Suite

  • Manual web application penetration testing through an intercepting proxynot authentik
  • Automated scanning for web vulnerabilities on the Professional editionnot authentik
  • Extending testing with community-built BApp extensionsnot authentik
  • Enterprise-wide dynamic scanning through Burp DASTnot authentik

Where each one falls short

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

authentik

  • Smaller project than Keycloak, with a correspondingly smaller community and fewer integration guides
  • The flow model is flexible but conceptually unfamiliar, and simple setups can feel over-abstracted
  • Enterprise support and some governance features sit behind the paid tier
  • Self-hosted identity is still yours to secure, patch and keep available

Burp Suite

  • The automated vulnerability scanner is Professional only, at $499; the free Community edition is manual tools
  • BApp Store extensions require the Professional edition
  • DAST and the agentic testing product are separate enterprise offerings with no published price
  • Professional is licensed per user per year rather than perpetually

Pricing, plan by plan

authentik

Free
  • Open sourceFree
    • Full identity provider
    • All protocols
    • Community support

Burp Suite

Free
  • Community EditionFree
    • Essential manual tools
    • Proxy
    • Repeater
  • Professional$449/year
    • All Community features
    • Burp Scanner
    • Advanced manual tools
  • Enterprise$6995/year
    • CI/CD integration
    • Scheduled scans
    • Role-based access

Which should you pick?

Choose authentik if

  • You need configurable flows.
  • You want to start without paying.
  • You work on Docker, Kubernetes, Linux, Self-hosted.
  • You also want protocol support.
authentik review

Choose Burp Suite if

  • You need web vulnerability scanner.
  • You want to start without paying.
  • You work on Desktop, Api.
  • You also want proxy interceptor.
Burp Suite review

Questions people ask

Is authentik or Burp Suite better?
Neither clearly leads. authentik starts at Free and Burp Suite at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, authentik or Burp Suite?
authentik starts at Free and Burp Suite at Free.
Does authentik or Burp Suite run on more platforms?
authentik runs on Docker, Kubernetes, Linux, Self-hosted. Burp Suite runs on Desktop, Api.
Can I use authentik for free?
Both have a free tier, so you can try either at no cost before committing.
What is authentik best used for?
authentik is most often used for self-hosted sso across internal services without commercial identity pricing, putting authentication in front of applications that have none, via the proxy, teams who tried keycloak and wanted something less heavy. Of those, self-hosted sso across internal services without commercial identity pricing and putting authentication in front of applications that have none, via the proxy are not what Burp Suite is typically brought in for.
What can authentik do that Burp Suite cannot?
authentik covers Configurable flows, Protocol support, Application proxy, Modern admin interface. Burp Suite covers Web vulnerability scanner, Proxy interceptor, Intruder, Repeater.

Answered from the vendors’ own pages

authentik: Is authentik free?

The open-source edition is free and complete for most use. An enterprise tier adds support and additional features.

Burp Suite: Does Burp Suite offer a free version?

Yes, Burp Suite Community Edition is available free and supports manual testing. The page does not provide specific details on additional paid editions or their pricing.

Source
authentik: authentik or Keycloak?

authentik is generally reported as easier to run and administer; Keycloak is more established with a larger community and Red Hat behind it.

Burp Suite: What features are available in the free edition?

Burp Suite Community Edition supports manual security testing, though specific feature limitations compared to paid editions are not detailed on this page. Visit individual product pages for detailed tier comparisons.

Source
authentik: Can authentik protect apps with no login of their own?

Yes. Its application proxy places authentication in front of services that have no built-in authentication.

Burp Suite: Are paid versions of Burp Suite available?

Yes, PortSwigger offers Burp Suite Professional and Burp Suite DAST as paid products, though specific pricing and feature details are not available on the main product page.

Source
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