Apereo CAS vs Casdoor
Apereo CAS
apereo.github.io
Casdoor
casdoor.aiSide by side
| Figure | Apereo CAS | Casdoor |
|---|---|---|
| Price from | Free | — |
| Free plan | Yes | — |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | Yes |
| Windows | Yes | Yes |
| macOS | — | Yes |
| Linux | Yes | Yes |
| iOS | — | Yes |
| Android | — | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | Yes |
| Plans published | 1 | 0 |
| Spec score · OAuth Server Software | 8.6 (#6) | 7.8 (#20) |
| Deployment | CAS is a Java web application that requires JDK 25 for building and deployment according to its installation requirements. | Casdoor provides prebuilt binaries for Linux, macOS, and Windows and supports self-hosted deployment. |
| Integrations | CAS has built-in integrations for many SAML2 service providers, with configuration recipes that can automate service registration and attribute-release settings. | Provider connectors cover OAuth, email, SMS, storage, payments, CAPTCHA, identity verification, MFA, and logging. |
| Protocols | It supports CAS, SAML, WS-Federation, OAuth 2.0, OpenID Connect, and REST protocols. | It supports OAuth 2.0, OIDC, SAML, CAS, LDAP, WebAuthn, and MFA. |
| Purpose | CAS is an enterprise multilingual single sign-on solution and identity provider for the web, with authentication and authorization capabilities. | Casdoor is an open-source identity and access management and single sign-on platform supporting OAuth 2.0, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, RADIUS, and Kerberos. |
| Security | The security guide says all communication with the CAS server must use a secure channel such as TLS. | Casdoor supports MFA methods including SMS codes, email codes, TOTP authenticator apps, and RADIUS authentication. |
| Support | Community support is voluntary and has no SLAs or guarantees; the project points users to professional support agreements from commercial providers. | The site links to Discord, Stack Overflow, and Google Groups for community support. |
Plans
In their own words
Apereo CAS
Apereo CAS has no write-up on Specifiction yet; its figures are above.