Ory Kratos VS IdentityServer

Compare Ory Kratos vs IdentityServer and see what are their differences.

Ory Kratos

Next-gen identity server replacing your Auth0, Okta, Firebase with hardened security and PassKeys, SMS, OIDC, Social Sign In, MFA, FIDO, TOTP and OTP, WebAuthn, passwordless and much more. Golang, headless, API-first. Available as a worry-free SaaS with the fairest pricing on the market! (by ory)

IdentityServer

The most flexible and standards-compliant OpenID Connect and OAuth 2.x framework for ASP.NET Core (by DuendeSoftware)
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Ory Kratos IdentityServer
41 16
10,436 1,302
5.9% 3.7%
9.6 9.5
5 days ago 7 days ago
Go JavaScript
Apache License 2.0 DUENDE™ SOFTWARE LICENSE AGREEMENT
The number of mentions indicates the total number of mentions that we've tracked plus the number of user suggested alternatives.
Stars - the number of stars that a project has on GitHub. Growth - month over month growth in stars.
Activity is a relative number indicating how actively a project is being developed. Recent commits have higher weight than older ones.
For example, an activity of 9.0 indicates that a project is amongst the top 10% of the most actively developed projects that we are tracking.

Ory Kratos

Posts with mentions or reviews of Ory Kratos. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2024-02-22.

IdentityServer

Posts with mentions or reviews of IdentityServer. We have used some of these posts to build our list of alternatives and similar projects. The last one was on 2022-10-25.

What are some alternatives?

When comparing Ory Kratos and IdentityServer you can also consider the following projects:

Keycloak - Open Source Identity and Access Management For Modern Applications and Services

openiddict-core - Flexible and versatile OAuth 2.0/OpenID Connect stack for .NET

Ory Hydra - OpenID Certified™ OpenID Connect and OAuth Provider written in Go - cloud native, security-first, open source API security for your infrastructure. SDKs for any language. Works with Hardware Security Modules. Compatible with MITREid.

SuperTokens Community - Open source alternative to Auth0 / Firebase Auth / AWS Cognito

zitadel - ZITADEL - The best of Auth0 and Keycloak combined. Built for the serverless era.

node-oidc-provider - OpenID Certified™ OAuth 2.0 Authorization Server implementation for Node.js

Ory Keto - Open Source (Go) implementation of "Zanzibar: Google's Consistent, Global Authorization System". Ships gRPC, REST APIs, newSQL, and an easy and granular permission language. Supports ACL, RBAC, and other access models.

YARP - A toolkit for developing high-performance HTTP reverse proxy applications.

OPA (Open Policy Agent) - Open Policy Agent (OPA) is an open source, general-purpose policy engine.

Vault - A tool for secrets management, encryption as a service, and privileged access management