YubiServe is a lightweight Validation Server supporting both OATH/HOTP and Yubico Yubikey implementations, written in Python that uses an SQLite database or, optionally, a MySQL database.
##Features
It is an integrated web appliance to authenticate tokens. As already said, it supports both OATH/HOTP Tokens and Yubico Yubikeys.
Simple to use
Integrated web appliance, no Apache, Java, PHP, MySQL installation required
Threaded webserver for improved performances
Optional MySQL Server support added with version 3.0
HTTPS/SSL Support added with version 2.9
100% compatible with Yubico validation protocol 2.0
HMAC SHA-1 signatures to authenticate the server response using your API Key