Discover the best free and open source alternatives to Google Authenticator for secure two-factor authentication and OTP codes.
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Tag: authentication
FreeOTP – open source two-factor authenticator
FreeOTP is an open source Android authenticator supporting HOTP and TOTP, QR scanning, encrypted backups and device authentication.
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FreeOTP+ – feature-rich two-factor authenticator for Android
FreeOTP+ is an Android authenticator supporting HOTP/TOTP, QR scanning, backups, biometrics, search, categories and offline icons.
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Best Free and Open Source Alternatives to Microsoft Entra ID
Best free and open source alternatives to Microsoft Entra ID for identity management, SSO, authentication, access control and federation.
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5 Best Free and Open Source Linux MAC/RBAC Tools
Harden a computer system or network using access controls such as Mandatory Access Control (MAC) or Role-Based Access Control (RBAC).
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5 Best Free and Open Source Linux Network Authentication Tools
Remote Authentication Dial In User Service (RADIUS) is a networking protocol that offers centralized connection authentication, authorization, and accounting management for various types of network access.
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Supabase – real-time databases, authentication services, and file storage
Supabase is an open-source alternative to Firebase, offering real-time databases, authentication services, and file storage.
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OpenLDAP – mature LDAP directory services
OpenLDAP is a mature LDAP implementation offering slapd, lloadd, LMDB-backed storage, replication, overlays and comprehensive client tools.
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OpenDJ – scalable Java LDAP directory server
OpenDJ is a Java LDAP directory server with multi-master replication, REST access, access controls and tools for enterprise identity services.
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ApacheDS – extensible Java LDAP directory server
ApacheDS is an embeddable Java LDAP directory server with schema support, replication, access controls and integration with Directory Studio.
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GLAuth – lightweight LDAP authentication server
GLAuth is a lightweight LDAP authentication server with configurable backends, account management, proxying and two-factor authentication.
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