As nice scroll is a jquery plugin for WordPress site. This plugin will create a nice scrollbar for your site.

BotDetect Captcha plugin is a powerful captcha protection for WordPress login, lost password, registration, and comment forms.

Captcha Bank is a anti-spam captcha plugin for WordPress forms that adds secure image captcha or math captcha to prevent spam.

Use this plugin to Disable Lost Password Email functionality.

The simplest way to access site with Your Facebook Account.

Add captcha to forms easily, comment form, login form, register form, rest password form, easy to use and translate ready, no spam comments!

AS login you can fully customize wordpress login page.

This plugin allows users to log in with an E-Mail address and shortens the password recovery process. Requires PHP5.

The Add new recaptcha google plugin allows you to implement a super security REcaptcha form into web forms.

A plugin for displaying beautiful forms in front-end only using shortcodes. Login and Registration forms

Easy to set-up Login, Logout and Registration (soon) manager

Integrated Google ReCaptcha for WordPress.Protect the login, register, lostpassword and comment forms. Support Woocommerce, Ultimate Member and more popular forms.

PlusCaptcha - Forget the spam, ugly and complicated captchas! The Easiest Captcha to Setup and Execute, with Auto-Setup Feature! TRUSTED BY +27 THOUSAND OF WEBSITES, BLOGS, E-COMMERCE AND GOVERNMENT SITES AROUND WORLD WIDE! Free Full Service with 24/7 emergency support (emergency@pluscaptcha.com) with continuously updates!

Easy to integrate modal with Login and Registration features.

The simplest way to turn your standard WordPress website with a standard WordPress theme into a Social Ecommerce Network.

Note: WordPress 4.4 or higher is required due to new error handling procedures.

The best captcha alternative. Accessible, Mobile-friendly, and Retina-ready!

Let your users reset their forgotten passwords from the frontend of your website.

WP Secure Captcha is an extremely powerful Anti Spam Plugin that secure your Wordpress Forms. Attractive, Simple and Flexible.