Top 7 Open-Source Alternatives to FortiAuthenticator

Product categories

Authentication Authorization Cyber Security Endpoint Security Identity And Access Management Identity Provider SAML SSO Security & Privacy Security Tools Single Sign-On Two Factor Authentication

Summary

The top open-source alternatives to FortiAuthenticator are Let's Encrypt, JSON Web Token, and Auth0. 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.

Let's Encrypt Landing Page
1

Let's Encrypt

Let’s Encrypt is a free, automated, and open certificate authority brought to you by the Internet Security Research Group (ISRG).
Pricing:
- Open Source
#Identity And Access Management #Two Factor Authentication #Security & Privacy 311 social mentions
JSON Web Token Landing Page
2

JSON Web Token

JSON Web Tokens are an open, industry standard RFC 7519 method for representing claims securely between two parties.
Pricing:
- Open Source
#Identity Provider #Identity And Access Management #SSO 276 social mentions
Auth0 Landing Page
3

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 175 social mentions
Keycloak Landing Page
4

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
ZITADEL Landing Page
5

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
OAuth2 Landing Page
6

OA

OAuth2

Application and Data, Application Utilities, and User Management and Authentication
Pricing:
- Open Source
#Identity Provider #Identity And Access Management #SSO
Spring Security Landing Page
7

Spring Security

The Spring portfolio has many projects, including Spring Framework, Spring IO Platform, Spring Cloud, Spring Boot, Spring Data, Spring Security...
Pricing:
- Open Source
#Identity And Access Management #Identity Provider #Two Factor Authentication 8 social mentions