GD Star Rating is a WordPress plugin that allows you to set up rating and review system for posts, pages, and comments in your blog. You can set many options for displaying the rating stars, and also add widgets into the sidebars for displaying top ratings and other statistics generated by the plugin. The plugin includes advanced settings panels that will allow you to control many aspects of rating. The plugin also supports multiple ratings.
WP-GoogleTranslate-Box is a WordPress plugin that displays a box in the "Add New Post" page that allows you to quickly translate any text from and to different languages. Its purpose is to assist you when you are writing in a language other than your mother tongue and you need to use a translation service as quickly as possible.
UserAgent Theme Switcher is a simple plugin that lets you change the theme to be displayed according to the detected browser. It checks from a predefined list useragent so that the user can at will change the theme shown for that browser. For example, a user can configure a special theme for mobile phones that is lighter and thus adapted to these devices. It is ideal for displaying themes ready for Opera Mobile, Internet Explorer Mobile, iPhone, Android, etc.
OpenOTP Authentication Plugin Wordpress enables strong two factor authentication for admins and users. It displays an overlay on the Challenge-Response session, after filling in the username and password. It supports global, per role, and per user settings configurations. It will transparently handle any OpenOTP Login Mode, including LDAP only, OTP only, and LDAP+OTP.