WP Clone by WP Academy : Move, copy or duplicate a Wordpress site to another domain name, server or to or from local testing server and backup sites.
Simple no comments : Easiest plugin to complete remove or disable comments from wp site site.
Simple Security Firewall : Is the Free WordPress Security Firewall that is the easiest to use, reliable, and complete Security System available today.
Disable All WordPress Updates : This plugin completely prevent the update of plugin, theme and core update checking system in WordPress. It disable WordPress to check for updates with cronjobs. It also prevents all notifications from being displayed. Rename wp-login.php (unmaintained) : Rename wp-login.php is a very nice plugin that lets you easily and safely change wp-login.php
to anything to your choice. It doesn't literally rename or alter files in core. It but stops visitors
requests and entireness on any WordPress website. The wp-login.php and wp-admin directory
attender beautify remote, so you should bookmark or save the url. Inactivating of this plugin
get back your old url just as it was before. Exit Pop-up Plugin: Free Version Includes: Popup for offer- An clickable image to another page. Social Buttons with Twitter, Facebook, Google+. Customize the message,image, title of the popup as per need Paid Version Includes: Email services Integrate that is Aweber, MailChimp, InfusionSoft. Customize the html code inside the popup as you like. Show Ads inside the exit po-pup. Like this other good exit popup plugins are Pop-Up CC. This plugin is very nice if visitor click yes will go to a url if visitors click no will go another url. It has several plugins. Another is Easy PopUp Show Popping Content Light.
URL Cloaking good pluging :
Easy Affiliate Links
Easily manage and cloak all your affiliate links.
Download Link: https://wordpress.org/plugins/easy-affiliate-links/
This wp plugin for both sitemap.xml and sitemap.html.
This plugin don't create real files that can be found in a folder or something, instead they get generated when visited by some one and can be found at like yoursite.com/sitemap.xml and yoursite.com/sitemap.html.
To check your wordpress website security and malware use free service https://sitecheck.sucuri.net/.
The to secure your wp site use wordpress security plugin "Simple Security Firewall".
This plugin is completely free and has no premium version to sell. It has all available features of other premium version plugin. It's is "Simple Security Firewall" that is free wordpress security plugin. You could download it from wordpress security plugins