Software Alternatives, Accelerators & Startups

Keycloak VS Auth0

Compare Keycloak VS Auth0 and see what are their differences

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Keycloak logo Keycloak

Open Source Identity and Access Management for modern Applications and Services.

Auth0 logo Auth0

Auth0 is a program for people to get authentication and authorization services for their own business use.
  • Keycloak Landing page
    Landing page //
    2022-03-20
  • Auth0 Landing page
    Landing page //
    2024-05-30

Auth0

Website
auth0.com
$ Details
Release Date
2013 January
Startup details
Country
United States
State
Washington
City
Bellevue
Founder(s)
Eugenio Pace
Employees
500 - 999

Keycloak features and specs

  • Open-Source
    Keycloak is an open-source identity and access management solution, which means it is free to use and has a community-driven support system. This can lead to lower costs and more flexibility compared to proprietary solutions.
  • Feature-Rich
    Keycloak offers a comprehensive set of features including single sign-on (SSO), multi-factor authentication (MFA), user federation, identity brokering, and social login. This makes it suitable for a wide range of use cases.
  • Customizability
    With Keycloak, you can customize the authentication and authorization processes through its extensible architecture, allowing for the addition of custom features and integrations.
  • Integration Capability
    Keycloak supports integration with various protocols such as OAuth 2.0, OpenID Connect, and SAML, making it versatile for integrating with different platforms and services.
  • Active Community
    Keycloak has an active and growing community of developers and users who contribute to its improvement and provide support, resources, and shared knowledge.

Possible disadvantages of Keycloak

  • Complexity
    Keycloak can be complex to set up and configure, especially for users who are not familiar with identity and access management concepts. This may require additional time and expertise.
  • Resource-Intensive
    Running Keycloak can be resource-intensive, requiring more CPU and memory compared to simpler authentication solutions. This may necessitate higher infrastructure costs.
  • Learning Curve
    The learning curve for Keycloak can be steep for new users due to its wide range of features and configuration options. Ample time might be required to fully understand and utilize its capabilities.
  • Documentation Quality
    While Keycloak has extensive documentation, some users find it to be insufficiently detailed or difficult to navigate, which can impede the setup and troubleshooting process.
  • Maintenance
    Operating a Keycloak instance involves ongoing maintenance tasks such as updates, security patches, and backups, which can be time-consuming and require dedicated resources.

Auth0 features and specs

  • Ease of Use
    Auth0 provides an intuitive dashboard and extensive documentation, making it easy for developers to implement authentication and authorization in their applications.
  • Security
    Auth0 offers robust security features such as multi-factor authentication, anomaly detection, and brute-force protection to ensure the safety of user data.
  • Scalability
    Being a cloud-based service, Auth0 easily scales with growing application demands, accommodating increasing numbers of users and higher authentication requests.
  • Customization
    Auth0 allows for a high degree of customization in authentication workflows, including custom login pages, rules, and hooks that tailor the service to specific application needs.
  • Integrations
    Auth0 supports a wide variety of integrations with social identity providers, enterprise systems, and custom databases, making it versatile for different use cases.
  • Compliance
    Auth0 complies with various industry standards and regulations such as GDPR, HIPAA, and SOC2, providing assurance for businesses operating in regulated environments.

Possible disadvantages of Auth0

  • Cost
    Auth0 can be expensive for smaller projects or startups as the pricing scales with the number of active users and advanced features, potentially becoming cost-prohibitive.
  • Complexity for Simple Use Cases
    For simple authentication needs, Auth0 might be overkill, offering more features and configurations than necessary, making it potentially cumbersome.
  • Vendor Lock-in
    Relying on Auth0 means dependency on a third-party provider for critical authentication infrastructure, which can be a risk if service terms change or if there are service outages.
  • Learning Curve
    While the extensive features of Auth0 are a strength, they also mean that there is a learning curve, especially for developers who are new to identity and access management.
  • Performance
    There can be occasional performance issues or latency, particularly during peak times or depending on geographic location, which might affect user experience.
  • Limited Free Tier
    The free tier of Auth0 is limited in terms of the number of active users and features, which might not be sufficient for some projects to adequately test the platform.

Keycloak videos

What is Keycloak and what are the main features | DevNation Live

More videos:

  • Review - Keycloak Overview
  • Review - Easily Secure Your Front and Back End app with Keycloak

Auth0 videos

GraphQL, Hasura, Apollo, and Auth0 for Vuejs developers by Devlin Duldulao

More videos:

  • Review - Auth0: Identity Made Simple for Developers
  • Review - Easy Secure APIs with LoopBack and Auth0

Category Popularity

0-100% (relative to Keycloak and Auth0)
Identity And Access Management
Identity Provider
28 28%
72% 72
SSO
31 31%
69% 69
Security & Privacy
100 100%
0% 0

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Keycloak and Auth0

Keycloak Reviews

12 User Authentication Platforms [Auth0, Firebase Alternatives]
You can integrate Keycloak with your applications to have a single-sign-in and single-sign-out experience. Moreover, one can activate social logins without any modification in code. Additionally, it allows user authentication via existing OpenID Connect or SAML 2.0
Source: geekflare.com
10+ Open-source Single-Sign On (SSO) Solutions
Keycloak is a free, open-source identity and access management system with highly configurable Single-Sign-On (SSO) support.
Source: medevel.com
10 Best Auth0 Alternatives and Similar Platforms
Keycloak may be quite beneficial because it provides a built-in method for syncing with databases, such as LDAP or Active Directory, when your users already are registered on. If you use Social Login for social platforms such as Facebook, Keycloak might be a great tool for your organization.
Top 5 Open Source Single Sign-On Software In the Year 2021
KeyCloak is another free software that is based on OpenID Connect, OAuth2.0, and SAML2.0. It provides SSO capabilities across web applications and web services. Above all, this open source software provides integrations with LDAP and Active Directory. There is a logical user interface where users can manage roles, permissions, and sessions. Moreover, this free solution...
IAM: A comparison of open-source tools
/ Digitalberry news / IAM: A comparison of open-source toolsIAM: A comparison of open-source toolsWhy use an Identity Provider (IdP)?Comparative study of Identity Providers (IdP)1. Our team’s first choice: Keycloak2. In second place of our comparative study: Gluu3. Special mention: FusionAuthDiscover our expertiseContact our experts

Auth0 Reviews

Top 7 Firebase Alternatives for App Development in 2024
Auth0 is an excellent choice for projects requiring advanced authentication features and enterprise-grade security.
Source: signoz.io
Top 10 Best SAML Identity Providers List for SSO (Pros and Cons)
Launched in 2013, Auth0 is a product unit under Okta. One of the reliable SaaS solutions to take a modern approach to application authentication and identity management. With Auth0, IT admins can connect any application and define its integrations and external identity providers to be used.
12 User Authentication Platforms [Auth0, Firebase Alternatives]
But since user data is a lot more serious than wasting a pepperoni pizza, let’s check out some user authentication platforms. And while an average business person will straightaway run towards Auth0 or Firebase, there are others as well.
Source: geekflare.com
Top 11 Identity & Access Management Tools
If you are already using a major cloud platform like Azure, Google Cloud, or AWS, you should probably start by seeing if their solutions meet your needs. If you’re developing an application, something like Auth0 might be the best choice.
Source: spectralops.io
Best identity access management software 2022
Auth0, founded in 2013 and acquired by Okta in May 2021 for $6.5 billion, is a respected alternative for developers who want to create a secure login experience for their personal applications. It is a next-gen identity management platform for web, mobile, IoT, and internal applications.
Source: www.zdnet.com

Social recommendations and mentions

Based on our record, Auth0 seems to be a lot more popular than Keycloak. While we know about 193 links to Auth0, we've tracked only 4 mentions of Keycloak. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Keycloak mentions (4)

  • Beyond the login page
    Most of the time nowadays, I prefer offloading this to an identity provider, using OpenID Connect or soon Federated Credential Management (FedCM), even if that means shipping an identity provider as part of the deliverables (I generally go with Keycloak, with keycloak-config-cli to provision its configuration). I'm obviously biased though as I work in IT services, developping software mainly for... - Source: dev.to / over 1 year ago
  • Okta Says Hackers Stole Data for All Customer Support Users
    Yet another breach of Okta... Why are companies not running something like keycloak [1] themselves? Are administrative/maintenance costs too high or is it plausible deniability? [1] https://keycloak.org. - Source: Hacker News / over 1 year ago
  • I built a ready-to-use auth server with TypeScript and Express.js
    I'd stick with a solution like https://keycloak.org in that instance. Source: about 2 years ago
  • Authelia is an open-source authentication/authorization server with 2FA/SSO
    A few more projects in this space: - Keycloak (you won't get fired for picking this)[0] - CloudFoundry's UAA[1] - Gluu [2] - Keratin [3] - OpenUnison [4] - Dex[5] - Netlify's GoTrue[6] All of these solutions are a bit different but here are some of the axes: - Whether or not they function as an OAuth provider - Whether they're centered around application-user-login (email + password) or application auth (OAuth) or... - Source: Hacker News / about 4 years ago

Auth0 mentions (193)

View more

What are some alternatives?

When comparing Keycloak and Auth0, you can also consider the following products

Okta - Enterprise-grade identity management for all your apps, users & devices

OneLogin - On-demand SSO, directory integration, user provisioning and more

Amazon Cognito - Amazon Cognito lets you add user sign-up, sign-in, and access control to your web and mobile apps quickly and easily. It scales to millions of users and supports sign-in with social identity providers and enterprise identity providers via SAML 2.0.

Microsoft Azure Active Directory - Azure Active Directory is a comprehensive identity and access management cloud solution that provides a robust set of capabilities to manage users and groups and help secure access to applications including Microsoft online services like Office 365 …

Frontegg - Elegant user management, tailor-made for B2B SaaS

Ping Identity - Ping Identity provides cloud-based, single sign-on and identity management solutions with their SAML SSO.