Free and Open Source password manager for Android, iOS, MacOS, Linux and Windows. Compatible with KeePass.
the open source solution for two factor authentication.
LinOTP accommodates many different OTP algorithms using a modular approach. This includes the OATH standards such as HMAC (RFC 4226) and time-based HMAC. But LinOTP's design makes it easy to create your own tokens with different algorithms, including challenge-response tokens, tokens based on QR codes, and tokens based on push-type messages.