Software Alternatives & Reviews

FusionAuth VS Keycloak

Compare FusionAuth VS Keycloak and see what are their differences

FusionAuth logo FusionAuth

FusionAuth is a CIAM platform that is 100% free for unlimited users.

Keycloak logo Keycloak

Open Source Identity and Access Management for modern Applications and Services.
  • FusionAuth Landing page
    Landing page //
    2023-02-10

FusionAuth adds authentication, authorization, user management, reporting, analytics and much more in minutes not months.

  • Keycloak Landing page
    Landing page //
    2022-03-20

FusionAuth videos

Replicating StackOverflow login with FusionAuth

More videos:

  • Demo - FusionAuth Demo

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

Category Popularity

0-100% (relative to FusionAuth and Keycloak)
Identity Provider
31 31%
69% 69
Identity And Access Management
SSO
32 32%
68% 68
Authentication
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 FusionAuth and Keycloak

FusionAuth Reviews

10 Best Auth0 Alternatives and Similar Platforms
Like Auth0, FusionAuth is a powerful user management solution with a lot more to offer. Getting started and setting up FusionAuth takes no time because it is compatible with databases, such as Java and C#.
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 and FusionAuth: A Tale of Two Solutions
One of the biggest differences between Auth0 and FusionAuth is cost. FusionAuth is free for unlimited users. No strings, gimmicks, or tricks. No cost increases when you hit a certain Monthly Active User threshold. Much like a database or a web server, secure authentication is so essential that developers should be able to implement it quickly and easily without cost...
Source: fusionauth.io

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

Social recommendations and mentions

Based on our record, FusionAuth should be more popular than Keycloak. It has been mentiond 29 times since March 2021. 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.

FusionAuth mentions (29)

  • Top 6 Open Source Identity and Access Management (IAM) Solutions For Enterprises
    FusionAuth is one of the most decorated and successful open-source IAM solutions. It has been downloaded by more than 10 million customers and hosts over 1 million digital identities. - Source: dev.to / 2 months ago
  • Evolutive and robust password hashing using PBKDF2 in .NET
    Ideally, I would recommend not handling and storing passwords yourself. It is preferable to use an identity provider (IdP), such as Azure AD B2C, Auth0, or FusionAuth. These systems are designed to manage your users' identity (including their passwords) so you don't have to. You could also use Single Sign-On with cloud providers. - Source: dev.to / 4 months ago
  • Ask HN: Who is hiring? (August 2023)
    FusionAuth | Senior Java Engineer, Senior TechOps Engineer, Senior Support Engineer | Full-time | Denver CO, USA | https://fusionauth.io FusionAuth is the authentication and authorization platform built for devs, by devs. Our software solves the problem of integrating essential user security without adding risk or distracting from the primary application. Ya know, the one with the features your users want to pay... - Source: Hacker News / 9 months ago
  • SSO yet again - Authentik / Authelia / FusionAuth / Teleport / etc.
    But I rarely see a comprehensive comparison that is current for any of them. And then there are others out there like Teleport and FusionAuth. Source: 11 months ago
  • What Developers Need to Know About JWTs
    This article is based upon a presentation from Dan Moore of FusionAuth. - Source: dev.to / 11 months ago
View more

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 / 5 months 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 / 5 months 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 1 year 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 3 years ago

What are some alternatives?

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

Auth0 - Auth0 is a program for people to get authentication and authorization services for their own business use.

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

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.

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

LoginRadius - Loginradius is a cloud-based customer identity and access management platform. LoginRadius empowers businesses to deliver a delightful customer experience without compromising security.

Ory - Developer-first Access Management