WSO2 Identity Server vs OpenIddict

WIWSO2 Identity Server9.1Visit OpenIddict8.9Visit

Higher score WI WSO2 Identity Server #3 in OAuth Server Software 9.1/10 Free plan Free plan✓ 0 of 5 features Visit WSO2

vs

OpenIddict #5 in OAuth Server Software 8.9/10 Free plan Free plan✓ 5 of 5 features Visit OpenIddict

• WSO2 Identity Server fits best

  Enterprise self-hosted IAM

• OpenIddict fits best

  .NET OAuth and OIDC implementations

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Side by side

Feature	WIWSO2 Identity Server 9.1/10 Visit ↗	OpenIddict 8.9/10 Visit ↗
At a glance
Editor score	9.1	8.9
Ranking	#3 in OAuth Server Software	#5 in OAuth Server Software
Best for	Enterprise self-hosted IAM	.NET OAuth and OIDC implementations
Pricing model	Free	Free
Starting price	Free plan	Free plan
Free plan	✓	✓
Free trial	—	—
Deployment	Self-hosted	Self-hosted
Integrations	5 integrations	100+ integrations
Features WSO2 Identity Server 0/5 · OpenIddict 5/5
OpenID Connect	Not checked yet	✓ (best)
SAML support	Not checked yet	✓ (best)
Self-hosting	Not checked yet	✓ (best)
Token introspection	Not checked yet	✓ (best)
Machine-to-machine auth	Not checked yet	✓ (best)
Specs
Deployment model	Not checked yet	Self_hosted
Our review
Pros	Free open-source deployment for self-hosted identity management Supports OAuth, OpenID Connect, SAML 2.0, MFA, and adaptive authentication Connects LDAP, Active Directory, JDBC, and SCIM 2.0 environments	Separate client, server, and token-validation stacks Supports ASP.NET, ASP.NET Core, desktop, and mobile applications Includes introspection, revocation, mTLS, and database integrations
Cons	Broad feature coverage may require dedicated administration Self-hosted deployment places infrastructure responsibility on the organization Focused on enterprise IAM rather than a narrow OAuth-only use case	Requires application code instead of providing a turnkey hosted service SAML is handled through a commercial component, not the core feature set Dedicated support depends on a custom support contract
Our verdict	WSO2 Identity Server is an open-source identity and access management product for organizations building customer, workforce, partner, and API access systems. It supports self-hosted deployment and API use, with capabilities spanning… Read the review →	OpenIddict is a free, open-source .NET framework for building OAuth 2.0 and OpenID Connect clients, authorization servers, and token-validation services. Its independent client, server, and validation stacks can be used together or… Read the review →

Strengths and trade-offs

• WSO2 Identity Server — where it wins

  • Free open-source deployment for self-hosted identity management
  • Supports OAuth, OpenID Connect, SAML 2.0, MFA, and adaptive authentication
  • Connects LDAP, Active Directory, JDBC, and SCIM 2.0 environments

  Where it doesn't

  • Broad feature coverage may require dedicated administration
  • Self-hosted deployment places infrastructure responsibility on the organization
  • Focused on enterprise IAM rather than a narrow OAuth-only use case

• OpenIddict — where it wins

  • Separate client, server, and token-validation stacks
  • Supports ASP.NET, ASP.NET Core, desktop, and mobile applications
  • Includes introspection, revocation, mTLS, and database integrations

  Where it doesn't

  • Requires application code instead of providing a turnkey hosted service
  • SAML is handled through a commercial component, not the core feature set
  • Dedicated support depends on a custom support contract

• WIWSO2 Identity Server9.1/10 · Free plan

  A broad self-hosted IAM platform for enterprise OAuth, OIDC, SAML, and provisioning needs.

  Visit WSO2Full verdict →
• OpenIddict8.9/10 · Free plan

  A flexible .NET framework for building self-hosted OAuth and OIDC services.

  Visit OpenIddictFull verdict →