Arief Bayu Purwanto

A wordpress plugin that will allow you to flexibly set comment moderation mode on individual post, wether to automatically approve or moderate the comment. Useful if you want to post a sensitive post where you want to moderate all comment on that post while allow comment on other post to auto approve. 
Btw, I created a step by step tutorial on how to build this plugin <a href="http://bayu.freelancer.web.id/2009/02/27/wordpress-plugin-flexible-comment-moderation-a-step-by-step-guide/" title="step by step guide" rel="nofollow ugc">here</a>.

CR Flexible Comment Moderation

A wordpress plugin that will allow you to flexibly set comment moderation mode on individual post, wether to automatically approve or moderate the com …

Anass Rahou

Comment Limiter helps site owners control the length of comments submitted on their WordPress site.
With this plugin, you can define minimum and maximum character limits for comments, helping reduce low-effort comments, spam-like submissions, and overly long responses.
This is useful for blogs, communities, review sections, and any site where comment quality matters.Comment Limiter allows you to setup a limit of maximum and minimum characters allowed in each comment on your website posts, with the following features:
<ul>
<li>An extremely easy-to-use plugin.</li>
<li>Setup a maximum and minimum number of characters.</li>
<li>Enable or disable administrators to write a free comment, without restriction.</li>
<li>Extremely easy to delete. Don’t like the plugin? You can remove it, without leaving any trace.</li>
</ul>
Pull requests are welcome on <a href="https://github.com/ranss/comment-limiter" rel="nofollow ugc">Github</a>.
<h3></h3>
Tags: comment, length, limit, maximum, comment length, minimum comment, comment characters 
Requires at least: 6.0 
Tested up to: 6.6.2 
Requires PHP: 7.4 
Stable tag: 2.3.0 
License: GPLv2 or later 
License URI: http://www.gnu.org/licenses/gpl-2.0.html
<h3>Support</h3>
For questions, feature requests, and support concerning the Comment Limiter plugin, please refer to <a href="https://github.com/ranss/comment-limiter" rel="nofollow ugc">Github</a>.

Comment Limiter

Limit comment length by setting minimum and maximum character rules for WordPress comments.

CR Flexible Comment Moderation vs Comment Limiter