1. jQuery Reply to Comment

Add “reply” and “quote” features on each comment list. If you have jQuery installed on you blog, this Plugin add two link in each comments list (on single page).

2. How to: Add “del” and “spam” buttons to your comments

Add “reply” and “quote” features on each comment list. If you have jQuery installed on you blog, this Plugin add two link in each comments list (on single page).

3. Provide RSS Feed For Each Post Comments

Most WordPress users don’t know it, but WordPress have a built-in function for providing rss feed for the comments of a specific post.

4. Numbering Your Comments, Pingbacks, Trackbacks

If your blog posts receive lots of comments then it can be really useful for both you and your readers to number it. Jean-Baptiste shows a simple solution to count comments easily and efficiently.

5. Hack Together a User Contributed Link Feed with WordPress Comments

Collis shows how to built a link feed with just WordPress comments contributed by visitors. This is a cool feature to offer blog users to submit links and to create a public link feed out of it.

6. List Most Recent Comments

There’s plugins and widgets that allows you to list recent comments on your WordPress blog. But you know it, I like to avoid using many plugins and enjoy understand how things works. Here’s a nice code to display recent comments on your blog.

7. Styling Your WordPress Comments

A fun part of customizing WordPress themes is designing a comments format which complements the rest of the site.This comment style was part of a very green-and-beige environmental blog which since received a makeover.

8. How To Highlight Author Comments

An often-used feature in WordPress blogs is the ability to style comments made by the post’s author differently from the others – helping replies to stand out.

9. Separate TrackBacks From Comments

Let’s face it: When you’re reading comments on a blog post, trackbacks are annoying. It’s way better to display it separately from comments.

10. Display your average comments per posts

Displaying the total number of comments on your blog and average number of comments per post can be very helpful, especially if you have a page for advertising opportunities.

11. Displaying The Allowed Tags

To display the code that visitors are allowed to use in their comments, simply use this little snippet.

12. Comments RSS link

This can come in handy if you want to give your visitors the opportunity to subscribe to the comment feed for a specific article or blog post.

13. Alternating colors for comments

This will give every other comment the class alt, thus making it possible to change their appearance through CSS.

14. Most Commented Posts

Happy new year! To get started with this new year, what about displaying a list of the 10 most commented posts of 2008 to your readers? That’s obviously a great way to give a second life to your old posts.

15. Full-featured comments.php template for WordPress

Christian shares his fully featured and well commented comments.php file. This comment.php have lots of hacks already applied which can save a lot of your time.

16. Get rid of the nofollow attribute on your WordPress blog

WordPress, like many other blog engines, uses the rel=”nofollow” attribute in comments for the so-called fight against spam. If this was a good idea, it is totally ineffective, and in addition, a link with this attribute will not receive any credit by Google when they rank websites.

17. Adding Form Validation to WordPress Comments using jQuery

When it comes to simpler user experience, having your form validation happen instantly on the same page is a lot cleaner than reloading pages and possibly losing some form content. In this tutorial I’ll show you how to use jQuery to do some instant checking on an example comment form.

18. Preventing Direct Access To Comments.php

This line of code prevents users from viewing comments.php by accident. This page is meant to be included in a post page, not separately. You could consider this a security measure. Inside the statement, you could insert any message you’d want to be displayed to the person viewing the comments.php file, preferably a die statement.

19. Subscribe to Comments 2.1

Subscribe to Comments 2.1 is a plugin that allows commenters on your blog to check a box before commenting and get e-mail notification of further comments. It is one of the most popular WordPress plugins out there for the simple reason that it helps foster a community around your blog by encouraging commenters to come back and stay engaged in the dialog.

20. Separating Your Author Comments in WordPress

Have you noticed while visiting some of your favorite blogs that many author comments are styled differently to help the authors comments to stand out? This is something that isn’t overly difficult to implement on your WordPress blog, so I decided to write a quick how-to post explaining how you can easily adjust your WordPress theme to display different styles for each author.

21. Display the Total Number of Comments

In this tutorial we will learn how to show total number of comments at your blog using the $wpdb object.

22. Display the Total Number of Comments Trackbacks

With a little modification, You can display the total number of trackbacks.

22. Use Twitter avatars in comments

Do you enjoy Twitter? I do. So what about displaying Twitter avatars in your comments, instead of gravatars? In this recipe, you’ll learn how to easily integrates Twitter avatars on your comments.

23. Make Your Own Default Avatar in 5 Minutes

Thousands of blogs show avatars next to their user’s comments. The avatars are a great way to make things more personal and create some variety between the different comments.

23. Paginated Comments

Paginated Comments is a WordPress Plugin ** developed with SEO in mind ** that gives you the ability to break your comments into a number of search engine optimized pages.

24. Comment Validation Hack

I use a simple comment validation hack on my site as a first defense against spam. The system uses what’s known as a Turing number, named after the mathematician Alan Turing. If you have ever signed up for an e-mail account at yahoo or gone to e-gold’s website, you know what I’m talking about.

25. Identify Authors With Gravatars

Since WordPress version 2.5, it is easier to include the Gravatar of a comment author in the comments. WordPress offers a feature that is easy to use and it brings some parameters with.

26. Styling Individual Posts Using the_ID

How many times have you typed up a post and published it, only to wish that you could style that post just a little differently than the others.

27. Prevent author impersonation in WordPress comments

This modification to WordPress prevents unregistered comment authors from using the names or email addresses of the registered authors on your site.

28. WP Ajax Edit Comments

WP Ajax Edit Comments (for WP 2.5+) allows users and admins to edit comments on a post. Users can edit their own comments for a limited time, while admins can edit all comments.

29. Get Rid Of Links In Your Comments

As WpRecipes became one of the most popular WordPress related blogs, I had to face the problem of people inserting links in comments. Some links are relevant, but some aren’t at all. here is a solution to say goodbye to links in comments.

30. Comment Section On Your WordPress Blog

Altought it can be weird in some points because comments are an important part of a blog, I have read many user asking how they can get rid of the “comments” section on their WordPress theme. That’s very easy to do. Just read on.

31. Disable Commenting On Older Posts

Sometimes, it can be useful to automatically disable commenting on posts older than X days. There’s no built-in function in WordPress to do that, but if you still like to do it, just read this recipe.

32. Canonical Links For Comments

Duplicate content is one of the most discussed topics in terms of SEO. Happilly, with the new rel=’canonical’ attribute, you can now reduce risks of duplicate content. Here is how to implement it for your comments pages, on your WordPress blog.

Found something missing in this post?

While compiling this stuff on this post, it’s possible that we miss some other wordpress comment hacks. Do not hesitate to share it with us in Comments so that we can add instantly.