Token2 miniOTP-1 token is a "drop-in" replacement of OTP mobile apps (such as Google Authenticator or similar). It supports authentication backends requiring TOTP tokens and is compatible with services such as Google, Facebook, VKontakte, Dropbox, GitHub, Kickstarter, Microsoft, TeamViewer, and others.
Token2 TOTPRadius provides the RADIUS RFC-2865 for TOTP RFC-6238 based authentication. With TOTPRadius you can integrate a large variety of third-party products and systems with multi-factor authentication. A number of enterprise products and services like VPNs (including Meraki CVPN and Fortinet VPN), Citrix XenApp/XenDesktop, VMWare View and many others provide support for RADIUS servers to validate second factor of user authentications.
TOTPRadius supports OTP-only authentication based on RFC-2865 algorithm (TOTP: Time-Based One-Time Password Algorithm), LDAP authentication as well as LDAP+TOTP combined authentication. It provides a web based administration panel and an HTTPS REST based API service designed to enable users' self-enrollment.
TOTPRadius is a software-based virtual appliance designed to run on Hyper-V and VMWare hypervisors. It is free to use with up to 5 users.