Top picks: Okta Workforce Identity, Auth0 Platform, Beyond Identity Phishing-Resistant MFA — plus 45 more compared.
IAMleague/oauth2-server is a free Multi-Factor Authentication and Single Sign-On tool. Security professionals most commonly compare it with . All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.
A closer look at the 8 most relevant alternatives and competitors to league/oauth2-server, including their key features and shared capabilities.
Enterprise identity and access management platform for workforce security
Developer-focused customer identity platform for authentication & authorization
Phishing-resistant MFA platform with passwordless auth and device trust
Cloud-based identity and access management solution for enterprises
Identity and access management platform for authentication and authorization
Mac and mobile authentication with cloud IdP integration and ZTNA access.
Mobile-based MFA solution for protecting against weak passwords & unauthorized access
Universal MFA solution extending authentication to legacy apps and OT systems
Enterprise identity and access management platform for workforce security
Developer-focused customer identity platform for authentication & authorization
Phishing-resistant MFA platform with passwordless auth and device trust
Cloud-based identity and access management solution for enterprises
Identity and access management platform for authentication and authorization
Mac and mobile authentication with cloud IdP integration and ZTNA access.
Mobile-based MFA solution for protecting against weak passwords & unauthorized access
Universal MFA solution extending authentication to legacy apps and OT systems
Passwordless authentication solution using FIDO technology and biometrics
Enterprise access management with SSO, MFA, and passwordless authentication
Manages secure access to shared mobile devices with fast authentication & SSO
IAM solution with adaptive MFA, SSO, and contextual access control
Biometric MFA server enabling fingerprint & face authentication for applications
Access management platform with SSO, MFA, and conditional access controls
IAM platform with phishing-resistant MFA, device trust, and continuous auth.
MFA solution requiring multiple verification factors for user authentication
IAM platform with MFA, SSO, and adaptive access for cloud, hybrid, on-prem
On-premises authentication and identity management with MFA and SSO capabilities
Enterprise SSO solution providing secure access to cloud and on-prem apps.
Adaptive MFA solution with phishing-resistant auth and contextual policies
Centralized access management platform with SSO, MFA, and risk-based policies
MFA solution providing two-factor authentication for application access
SSO platform enabling access to multiple apps with one set of credentials
MFA solution with biometric authentication and third-party integrations.
Docker-based SSO solution with SaaS license mgmt and identity lifecycle integration
SSO solution for SAML and OIDC apps with MFA and user provisioning
Policy-driven conditional access control with dynamic authentication requirements
MFA solution securing user access to apps, devices, networks, and resources
Passwordless workforce IAM with SSO, MFA, and device posture-based access control
AI-powered unified platform for identity, endpoint security, and compliance
Customer Identity and Access Management platform with OAuth 2.0 and OIDC
IAM solution for AI agents and agentic AI authentication and authorization
Fully managed IAM platform with auth APIs, passkeys, and access control
Biometric authentication platform with identity verification and passwordless access
Passwordless auth using SIM-based verification to prevent fraud & SIM swaps
IAM platform for MFA rollout, session monitoring, and multi-company management
Authentication & access mgmt solution with SSO, MFA, and password vault
Multi-factor authentication service with phone PIN, KBA, and biometric methods
Identity and access management platform for authentication and authorization
OAuth 2.0 authorization for browserless and input-constrained devices
SSO platform enabling users to authenticate once across multiple applications
Passwordless authentication platform using passkeys, biometrics, and SMS/email.
Mobile app for two-factor authentication token generation
Open source authentication binding public keys to identities via SSO/OpenID
Self-custody digital identity app for secure authentication and authorization
Mobile authenticator app for MFA when signing into Claranet accounts
Smartphone-based digital identity tech for secure authentication and signing
SSO solution with MFA integration for cloud and on-premises applications
Common questions security professionals ask when evaluating alternatives and competitors to league/oauth2-server.
The most popular alternatives to league/oauth2-server include Okta Workforce Identity, Auth0 Platform, Beyond Identity Phishing-Resistant MFA, Microsoft Entra ID, and Ping Identity Platform. These Multi-Factor Authentication and Single Sign-On tools offer similar capabilities and are frequently compared by security professionals evaluating their options.
