williamlong

Comment Filter is a plugin that allows for filtering of bad words used during commenting. Comment filter plugin works by creating a WordPress filter for the comment contents. When the comments get displayed, WordPress gives the comment content to the comment filter plugin and the plugin returns some modified content. Replace the bad word with asterisk. It’s have the following Features:
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Well setting of filtering keywords.
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Support Far East Characters (such as Chinese Characters).
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Comment Filter

Comment Filter is a plugin that allows for filtering of bad words used during commenting.

Willy Bahuaud

This plugin goal is to prevent manual spammy links in comments.
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<li>It automatically remove links into comments, on articles posted more than than three months ago.</li>
<li>If someone want to post links in a comment, he must write fifty words to write one link, in the limitation of three links. Beyond, links will be automatically removed (and switched by the anchor links, without url scheme)</li>
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These moderation rules can be overrided in the Settings->Discussion screen of the admin dashboard.

Advanced Remove Links in Comments

Remove links in comments based on article publication date and comment length.

Comment Filter vs Advanced Remove Links in Comments