sembee

A basic plugin that excludes posts published before a given date from appearing on the front page. This can be useful if you want to “reboot” your blog but don’t want to lose all previous posts and break all links to them.

Front Page Exclude By Date

A basic plugin that excludes posts published before a given date from appearing on the front page.

bestwebsoft

iCount

This plugin allows creation of XML sitemaps for submission to Google. It adds a small widget box in the admin panel when you edit or create posts and pages, that allows exclusion from the sitemap file. 
A special thanks to bestwebsoft for their awesome plugin called google-sitemap-plugin

iXML – Google XML sitemap generator

This plugin allows creation of XML sitemaps for submission to Google. It adds a small widget box in the admin panel when you edit or create posts and  …

Front Page Exclude By Date vs iXML – Google XML sitemap generator