Ory Kratos

Open-source, API-first identity infrastructure for application registration, login, recovery, verification, MFA, passkeys, and profile management. Run it yourself or use Ory Network.

6.9/10 TechZella Score
Visit Website ↗
Editorial overview

Aggregated Overview

The feature assessment reflects documented authentication flows, MFA, passkeys, APIs, and deployment choices. Implementation requires engineering work, and no Kratos-specific review data or independent performance tests were verified.

This profile combines documented product information and independent evidence where available. It is not a hands-on test unless TechZella explicitly identifies one.

Decision guide

Ory Kratos Decision Snapshot

A quick way to understand who this product may suit, where its limits matter, and which facts are most relevant before you compare alternatives.

Best suited to

Application teams that want programmable identity flows, a custom login experience, and control over self-hosting or managed Ory Network deployment.

Look elsewhere if

Buyers seeking a ready-made consumer password manager, prebuilt identity administration suite, or turnkey login UI without frontend work, and should evaluate alternatives such as Keycloak or Auth0 instead.

Platforms

API, Cloud, Docker, Kubernetes, Self-hosted

TechZella assessment

6.9/10

Overview

Ory Kratos is an API-first identity system for application users. It handles account registration, login, recovery, verification, profile management, and multifactor authentication.

Teams can run the open-source project themselves or select Ory Network. Kratos provides identity flows and APIs; developers build the user-facing interface to match their application.

This is identity infrastructure, not a consumer password manager. It is most relevant to software teams implementing authentication in their own products.

Decision context

Ory Kratos — What Sets It Apart?

These are the product-specific differences that may matter when deciding whether the software fits your workflow. They are based on documented evidence rather than a universal ranking.

  • Separates identity workflows from application code through a headless, API-first design.
  • Supports both self-hosting and Ory Network, with commercial self-hosted options also listed.
  • Lets application teams build their own user-facing identity screens and flows.
7 key claims verifiedOur editorial team checked this profile against vendor documentation, product documentation, pricing information. Supported by 4 documented sources.
Editorial assessment

Ory Kratos Pros & Cons

Pros

  • Open-source Apache-2.0 project supports self-hosting.
  • APIs cover common application identity flows and lifecycle operations.
  • Supports custom identity schemas and user-facing UI implementations.
  • Offers self-hosted and managed deployment options.

Cons

  • Requires frontend work to deliver application-specific login and account screens.
  • Browser-based flows have a same-top-level-domain requirement.
  • Managed production plans include subscription and usage pricing considerations.
  • Ory's broader OAuth2 and OIDC capabilities may require evaluating additional Ory components.
Operational limits

Ory Kratos Gotchas & Operational Limits

These are documented constraints or practical friction points that may matter before you adopt the product.

Browser-based flows require Kratos and the user interface to share a top-level domain.

Teams hosting the service and interface on unrelated domains may need to change their domain architecture.

Evidence source ↗

Kratos supplies identity APIs and flow data, not a finished application-specific login interface.

Budget for frontend development and ongoing UI integration when comparing it with turnkey identity services.

Evidence source ↗

Ory Network subscription prices and self-hosted Ory Enterprise License pricing are distinct from the open-source project.

Assess hosting, usage charges, included environments, and support separately when estimating production costs.

Evidence source ↗
Plans & pricing

Ory Kratos Pricing & Plans

Open-source Kratos

$0
one-time

Apache-2.0-licensed software for self-hosting. Hosting and operations are separate.

Check current pricing →

Ory Network Developer

$0
month

Free Ory Network developer option. The pricing page lists two development environments.

Check current pricing →

Ory Network Production

$70
month

Managed SaaS plan with one production environment and three staging environments; usage charges may apply.

Check current pricing →

Ory Network Growth

$9,350
year

Managed SaaS plan with two production and five staging environments, multi-tenancy, OIDC-only B2B SSO, and a listed 99.9% uptime SLA; usage charges may apply.

Check current pricing →

Ory Network Enterprise

Custom

Managed SaaS with custom pricing, multi-region deployment and data residency options, premium support, and a listed 99.99% uptime SLA.

Check current pricing →

Ory Enterprise License

Custom

Self-hosted commercial offering with custom pricing and premium support options.

Check current pricing →

Pricing may change. Verify current plans on the vendor's website.

Cost context

Total Cost & Hidden Costs

Additional costs or implementation requirements that are documented in the available evidence.

Self-hosted infrastructure and operations

The open-source software is available under Apache-2.0, but self-hosting means the operator provides and manages its deployment environment.

Evidence source ↗

Managed service usage

Ory Network pricing lists subscription plans and usage-based charges, so buyers should review both components.

Evidence source ↗
Compare options

Ory Kratos Competitors & Alternatives

Compare similar products directly, then see which alternatives may make more sense when your requirements differ.

Direct competitors

These products address broadly similar requirements. The descriptions focus on documented reasons a buyer might compare them with Ory Kratos.

Capabilities

Ory Kratos Features

Identity workflows

  • User registration and login
  • Account recovery and verification
  • Profile and account management
  • Administrative identity lifecycle APIs

Authentication

  • Password authentication
  • Passwordless authentication methods
  • Passkeys and WebAuthn
  • Multifactor authentication
  • OIDC-based social sign-in integrations

Developer tools

  • REST API
  • Configurable identity schemas and traits
  • Custom user-interface integration
  • Ory SDKs and implementation examples

Deployment

  • Apache-2.0 open-source self-hosting
  • Managed Ory Network service
  • Docker-based quickstarts
  • Kubernetes-oriented cloud-native deployment
Visual preview

Demo & Screenshots

Ory Kratos product screenshotOry Kratos product screenshotOry Kratos product screenshotOry Kratos product screenshotOry Kratos product screenshotOry Kratos product screenshot
Product details

Ory Kratos Specifications

LicenseApache-2.0
APIREST API
HostingSelf-hosted or managed Ory Network
Container deploymentDocker
Orchestration environmentKubernetes
Free evaluationOpen-source software and free Ory Network Developer option
User interfaceApplication teams build or integrate their own UI
Browser flow domain requirementKratos and the UI must share a top-level domain
Deployment

Deployment & System Footprint

Verified installation, hosting, administration, or environment details that can affect implementation.

Installation or hostingRun the open-source server yourself or use managed Ory Network; Ory also lists a custom-priced self-hosted Enterprise License. Source ↗
Container and orchestrationOry provides Docker-based quickstarts and describes Kubernetes as a target cloud-native environment. Source ↗
Our evidence-based assessment

TechZella Score

A proprietary editorial score based on product capabilities, usability, value, performance, support and user sentiment evidence.

6.9/10Moderate confidence
Features8.5
Ease of Use5.5
Value for Money8.0
Performance7.0
Support5.0
User Sentiment5.0

The feature assessment reflects documented authentication flows, MFA, passkeys, APIs, and deployment choices. Implementation requires engineering work, and no Kratos-specific review data or independent performance tests were verified.

Methodology v1.0. The assessment weighs feature coverage (25%), ease of use (15%), value for money (20%), performance (15%), support (10%) and user sentiment (15%), using researched product evidence and verified review evidence where available. It is a TechZella editorial assessment, not a direct user-review average.

Editorial transparency

Our Review Methodology

Key claims are linked to the sources used to verify them. This evidence record is separate from third-party user ratings.

TechZella evaluates software using documented product capabilities, pricing information, usability and value considerations, independent user evidence where available, and competitive context. The assessment is an editorial review, not a hands-on test unless one is explicitly identified. Our editorial assessment is based on 4 documented sources.

What TechZella adds
  • Separates identity workflows from application code through a headless, API-first design.
  • Supports both self-hosting and Ory Network, with commercial self-hosted options also listed.
  • Lets application teams build their own user-facing identity screens and flows.
Important limitations
  • Teams generally need to build and maintain the user interface around Kratos flows.
  • Ory documents a same-top-level-domain requirement for browser-based flows and the UI.
  • Ory Network Growth and Enterprise features, including multi-tenancy and B2B SSO, are not presented as universal open-source Kratos capabilities.
Evidence-backed claims
Kratos supports self-service identity workflows and administrative identity APIs.

Ory documents login, registration, verification, recovery, MFA, profile management, identity schemas, and lifecycle APIs.

View source ↗Verified 2026-10-08
The Kratos repository uses the Apache-2.0 license.

The project repository identifies Apache-2.0 as its license.

View source ↗Verified 2026-10-08
Ory Network Production is listed at $70 per month.

Ory's pricing page lists Production at $70 monthly, with one production and three staging environments.

View source ↗Verified 2026-10-08
Ory Network Growth is listed at $9,350 per year.

The pricing page lists Growth at $9,350 yearly and includes multi-tenancy, OIDC-only B2B SSO, and a 99.9% uptime SLA.

View source ↗Verified 2026-10-08
Ory Network Enterprise offers custom pricing and multi-region deployments with data residency.

Ory lists custom pricing, multi-region deployment with data residency, flexible API rate limits, premium support, and a 99.99% uptime SLA.

View source ↗Verified 2026-10-08
Kratos browser flows have a documented same-top-level-domain requirement for the service and UI.

Ory's self-service documentation describes which service and UI domain combinations work.

View source ↗Verified 2026-10-08
The Kratos repository lists v26.2.0 as its latest release.

The GitHub releases page lists v26.2.0 as latest and shows its March 20, 2026 release date.

View source ↗Verified 2026-10-08
Community feedback

Reviews

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FAQ

Is Ory Kratos a password manager? No. It provides identity and authentication infrastructure for application developers; it does not store and organize a person’s collection of website passwords.

Does Kratos have an API? Yes. Ory documents a REST API for identity and self-service flows.

Can Kratos be self-hosted? Yes. The open-source project can be self-hosted. Ory also lists a separate, custom-priced Enterprise License for self-hosted deployments.

Is there a free trial? Ory lists a free Developer option for Ory Network and publishes the open-source project. The reviewed pricing page does not specify a timed trial.

Does Kratos provide OAuth or OIDC single sign-on for applications? Kratos supports OIDC-based social sign-in integrations. Ory describes OAuth2 and OpenID Connect as capabilities of its broader stack, so buyers needing an OAuth/OIDC authorization server should assess Ory Hydra separately.

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