Hung Trang Si

Plugin help hide all posts in one or more category on your homepage.
Go to “Settings » Reading”to choose the category need to hide

Simple Exclude Categories

Hide posts in categories on WordPress Homepage

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.

Simple Exclude Categories vs Front Page Exclude By Date