Duende IdentityServer

Plans and prices

Every plan, in full

On the record

Audience

The Lite plan is described as intended for small teams shipping a focused product, while Standard targets growing teams managing multiple production applications.duendesoftware.com · read 3 Oct 2026

Customization

The framework is designed to be extended and customized, including authentication flows and business logic.duendesoftware.com · read 3 Oct 2026

Deployment limit

A deployment is one OpenID Connect/OAuth authority at one URL and may use multiple physical or virtual nodes for load balancing or failover; plan allowances range from one to up to unlimited deployments.duendesoftware.com · read 3 Oct 2026

Financial-grade security

The Financial-Grade Security & Conformance add-on checks IdentityServer configuration against FAPI 2.0 and OAuth 2.1 requirements and produces an audit-supporting report with remediation guidance.duendesoftware.com · read 3 Oct 2026

Key management

Automatic Key Management handles signing and validation key generation, rotation, propagation, and retirement.duendesoftware.com · read 3 Oct 2026

Maker history

Duende Software describes itself as the commercial home for IdentityServer, established in 2020 to support production systems while retaining developer control.duendesoftware.com · read 3 Oct 2026

Protocols

Core protocol support includes OpenID Connect and OAuth 2.0 with features such as Pushed Authorization Requests and Demonstration of Proof-of-Possession; extended support includes mTLS, JAR, CIBA, and Device Authorization Grant.duendesoftware.com · read 3 Oct 2026

Purpose

Duende IdentityServer is an OpenID Connect and OAuth 2.0 framework for ASP.NET Core that centralizes authentication for APIs, SPAs, mobile apps, and microservices in your own environment.duendesoftware.com · read 3 Oct 2026

SAML integration

The SAML add-on supports providing SAML SSO to downstream partners and accepting SAML assertions from upstream enterprise identity providers.duendesoftware.com · read 3 Oct 2026

Standards

The product implements standards and specifications including SAML, OAuth 2.0, and OpenID Connect.duendesoftware.com · read 3 Oct 2026

Support

Support is included with each license and varies by plan from community support to priority support and a premium tier with a named Technical Account Manager.duendesoftware.com · read 3 Oct 2026

Trial and development

A license is not required for development, testing, trial, or personal projects, and the product can be downloaded from NuGet.duendesoftware.com · read 3 Oct 2026

User management

The first-party .NET User Management SDK includes user profiles, authentication, and lifecycle management, with passwords, MFA, and passkeys built in.duendesoftware.com · read 3 Oct 2026

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