Software Alternatives, Accelerators & Startups

IdentityServer VS Auth0

Compare IdentityServer VS Auth0 and see what are their differences

IdentityServer logo IdentityServer

An open-source, standards-compliant, and flexible OpenID Connect and OAuth 2.x framework for ASP.NET Core

Auth0 logo Auth0

Auth0 is a program for people to get authentication and authorization services for their own business use.
  • IdentityServer Landing page
    Landing page //
    2023-02-03
  • 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

IdentityServer videos

Federated Identity: An intro to OAuth2, Open Id Connect & Duende IdentityServer 5 | Anthony Nguyen

More videos:

  • Review - There's an IdentityServer in my API project - Anders Abel

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 IdentityServer and Auth0)
Identity And Access Management
Identity Provider
6 6%
94% 94
SSO
5 5%
95% 95
Network & Admin
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 IdentityServer and Auth0

IdentityServer Reviews

10+ Open-source Single-Sign On (SSO) Solutions
If you are looking for a certified and complaint system to OpenID Foundation, with .Net technologies, then IdentityServer is your answer.
Source: medevel.com
Top 5 Open Source Single Sign-On Software In the Year 2021
IdentityServer is an open source free single sign-on software. It is a cross-platform framework based on OpenID Connect and OAuth 2. Further, this open source software provides central authentication and authorization capabilities for multiple applications. It supports federated identities, multiple flows, and API authorization. Moreover, this self hosting software enables...

Auth0 Reviews

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
10 Best Auth0 Alternatives and Similar Platforms
Auth0 is a developer-friendly identification platform. You can simply integrate social login, multi-factor authentication, passwordless login, single sign-on, and other features into your mobile app or online application with Auth0. However, there are Auth0 alternatives that do the exact same thing with an extra flair.

Social recommendations and mentions

Based on our record, Auth0 seems to be a lot more popular than IdentityServer. While we know about 179 links to Auth0, we've tracked only 7 mentions of IdentityServer. 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.

IdentityServer mentions (7)

  • Identity server 4
    Its deprecated in favor of Duende Identityserver which introduced a license model. Source: 6 months ago
  • How does cookie based authentication work?
    Tokens usually have a lifetime and they are separate from the user's authentication principals like username and password. Unless you are rolling your own form of token provider (not something that would be recommended) the token creation is handled for you. Take a look at https://identityserver4.readthedocs.io/en/latest/ or if your organization makes under 1M in income a year the free version of what Identity... Source: over 1 year ago
  • ImageSharp leaving the .NET Foundation due to licensing change
    I think Duende (Identity Server) handled the situation pretty well. https://duendesoftware.com/products/identityserver > Standard License Pricing. - Source: Hacker News / over 1 year ago
  • Why is authentication such a sh*t show with .NET 6?
    He's referring to IdentityServer 3/4, which was open sourced, and was not owned by Microsoft. That 3rd party is commercializing their work (and to be fair, it's a lot of work) as https://duendesoftware.com/products/identityserver , and has a different commercial licensing model. Source: almost 2 years ago
  • Show HN: Open-Source Identity Server Written in Go (Ory Kratos)
    I think "Identity Provider" is more correct, no? "IdentityServer" is the name of a specific IdP implemented in .NET (formerly OSS as https://identityserver4.readthedocs.io/en/latest, and now as a more commercial form as Duende IdentityServer: https://duendesoftware.com/products/identityserver). - Source: Hacker News / almost 2 years ago
View more

Auth0 mentions (179)

  • Developing SMART On FHIR Applications with Auth0 and InterSystems IRIS FHIR Server - Introduction
    Although we could delegate the authentication and authorization of users to another IRIS server deployed for this purpose, on this occasion we are going to use the service offered by Auth0. - Source: dev.to / 8 days ago
  • How do I embed the Auth0 login page into my own web page?
    I am using Auth0's Universal Login, which looks like below:. - Source: dev.to / 10 days ago
  • Building my own ChatGPT
    Auth0: User authentication made for developers. - Source: dev.to / 12 days ago
  • SamGIS - Segment Anything applied to GIS
    To avoid abuse the prompt input web map that I host on my personal site is under authentication (I use auth0.com). - Source: dev.to / 15 days ago
  • Unit Testing Auth0 Custom Database Scripts
    Welcome, fellow developers! Today I want to present you a step-by-step technique on how to test Auth0’s custom actions and databases in Javascript. For those of you who don’t know Auth0, it’s an identity management platform that you can connect to your existing or new applications, and configure it to easily provide authentication and authorization mechanisms. It’s one of the easiest solutions for IAM nowadays. - Source: dev.to / 3 months ago
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What are some alternatives?

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

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

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

ASP.NET Identity - ASP.NET Identity is a membership-based software system designed for the authentication and authorization of the users via building an ASP.NET application.

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

DotNetOpenAuth - DotNetOpenAuth is a free-to-use compiled library that comes with the real support to your site visitor to login with the help of openIDs via getting control of the ASP.NET control onto the page.

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.