Top 12 Open-Source Alternatives to FusionAuth

FusionAuth

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

As FusionAuth is an open source project, you can find more open source alternatives and stats on LibHunt.

29 mentions

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Pricing:

Open Source
Freemium
Free Trial
Official Pricing

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Product categories

Authentication Authorization Chatbots Cyber Security Endpoint Security Health And Fitness Identity And Access Management Identity Provider Identity Verification And Protection SSO Tech User Management And Authentication

Summary

The top open-source alternatives to FusionAuth are Auth0, Keycloak, and Ory. One of the criteria for ordering this list is the number of mentions that products have on reliable external sources. You can suggest additional sources through the form here.

Auth0 Landing Page
1

Auth0

Auth0 is a program for people to get authentication and authorization services for their own business use.
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #SSO 179 social mentions
Keycloak Landing Page
2

Keycloak

Open Source Identity and Access Management for modern Applications and Services.
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #SSO 4 social mentions
Ory Landing Page
3

Ory

Developer-first Access Management
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #SSO 18 social mentions
ZITADEL Landing Page
4

ZITADEL

Identity infrastructure, simplified for you.
Pricing:
- Open Source
- Freemium
- $100.0 / Monthly (1'000 Daily Active Users included)
#Cyber Security #Identity And Access Management #Authentication 15 social mentions
Logto Landing Page
5

Logto

We learnt from our dev community that the identity service has been such a time-consuming and complex task for them in the past, which is why we’ve simplified the experience.
Pricing:
- Open Source
#Password Management #Password Managers #Visitor Management System 18 social mentions
FreeRadius Landing Page
6

FreeRadius

FreeRADIUS is responsible for authenticating one third of all users on the Internet.
Pricing:
- Open Source
#Identity Provider #Identity And Access Management #SSO 7 social mentions
Authelia Landing Page
7

Authelia

Authelia is an open-source authentication server providing SSO and two-factor for your applications running behind NGINX.
Pricing:
- Open Source
#Identity And Access Management #Authentication #SSO
Beagle Landing Page
8

Beagle

Secure your website before hackers break into it.
Pricing:
- Open Source
#Tech #Health And Fitness #Chatbots
HawkPost Landing Page
9

HawkPost

Submit your content securely
Pricing:
- Open Source
#Authentication #Tech #Web App
authentik Landing Page
10

authentik

authentik is an open-source identity provider focused on flexibility and versatility.
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #SSO 42 social mentions
IdentityServer Landing Page
11

IdentityServer

An open-source, standards-compliant, and flexible OpenID Connect and OAuth 2.x framework for ASP.NET Core
Pricing:
- Open Source
#Identity Provider #Identity And Access Management #SSO 7 social mentions
SuperTokens Landing Page
12

SuperTokens

Open Source User Authentication - An Alternative to Auth0 / Firebase Auth / AWS Cognito
Pricing:
- Open Source
- Freemium
- Free Trial
#Cyber Security #Identity Verification And Protection #User Management And Authentication 36 social mentions