The best WordPress blog plugins will help your WordPress blog visitors have a better experience, help drive more web traffic to your WordPress blog, help you build SEO Backlinks to your site and make your life as a blog owner easier.
Listed below are my favorite WordPress Blog plugins and I believe you will enjoy using them on your WordPress blog.
List of the 15 best wordpress blog plugins.
1) All in one SEO.
This plug in provides Search Engine Optimization for your wordpress Blog.
I usually use the Thesis WordPress Theme with build in SEO on all my blogs. If the WordPress Theme you are using does not have built in SEO features, then the All in One SEO plug in will help you site get found by the search engines.
2) RSS Footer Blog Plugin by Joost de Valk
Eavery blog has an RSS feed that sends out your blog articles to other sites. This plug in will add a footer to your feed that has a link back to your site so anyone reading your article from a RSS feed will have a link back to your site as well as creating a link to your site that is appreciated by search engines.
3) Google Sitemap Generator
Every Website needs a Site map to please the search engines. I use comments to prioritize the blog posts for the automatic site map priorities.
This comes with every WordPress blog and I love it for catching comment spam.4) GASP Anti-spam Plugin Update: I am now recommending Gasp anti-spam Plug in. You can see it in action on this blog.
5) Backtype Connect
Totally awesome WordPress Blog plugin that pulls in mentions of your blog post as a comment. This plugin shows related conversations (from other blogs, Twitter, Digg, FriendFeed and more) inline with your own comments.
6) Broken Link Checker
Checks your blog for broken links and missing images and notifies you on the dashboard if any are found. This is a great blog plugin that finds any broken links on your site. It works great especially if you have affiliate links on your site.
7) Do Follow
Removes the evil nofollow attribute that WordPress adds in comments. This plug in gives SEO value to blog comments and rewards the commenter with a valuable link back to their site.
8 ) Google Analytics for WordPress
Great plugin if your blog theme does not have a Google analytics feature. This plug in saves to the trouble of adding your Google Analytics code to your site editor.
SexyBookmarks adds a (X)HTML compliant list of social bookmarking icons to each of your posts It looks great and is a bit more fun that using some of the other social bookmarking plugins. This is a great social bookmarketing plugin. The other popular one is Sociable.
10) Vipers Video Quicktags
Easily embed videos from various video websites such as YouTube, DailyMotion, and Vimeo into your posts. You can fully configure how the videos are displayed (width, height, colors, alignment on the page) and much more. Your site will even stay (X)HTML valid unlike with the code provided by most video sites.
11) WordPress Database Backup
This plugin will send you a email with a backup of your wordpress database on a regular schedule.
12) TweetMeme Retweet Button
Getting your Blog posts tweeted is a good thing and this plugin is familiar to your readers and will make it easier for your readers to retweet your post.
13) Thesis OpenHook ( For Thesis WordPress Theme users only)
This plugin allows you to insert arbitrary content into the many hooks that the Thesis Theme Framework provides. If you are not familiar with adding hooks to your theme, then this plug in is for you.
Plugin to show a link to the last post from the commenters blog by parsing the feed at their given URL when they leave a comment. Rewards your readers and encourage more comments.
15) Pretty Link
Shrink, track and share any URL on the Internet from your WordPress website! This is a great plug in for tracking links on your site. Wonderful for affiliate marketing webistes. I use it on my What Laptop Should I buy site.
Speciality WordPress Blog Plugins:
1) Testimonial manager
No longer supported, yet it works great. I found this new Testimonial plug in for you yet I have not tried it yet.
2) Fast Secure Contact Form
Easy way to allow visitors to send you a question or comment by email directly to you with a Captcha form. Not to be sued to capture email addresses for you list like Aweber Email manager, it’s just to get direct feedback. You can see an example on the SMS Mobile Media Marketing & Internet Marketing Consulting page
3) Wibiya toolbar
Interesting new footer toolbar like you can see on the iZigg SMS Mobile Media Marketing 90210 page. (Update, I removed this social media sharing toolbar because it was messing around wtht my images on the site)
Add mobile phone automation to your blog with the WP Touch WordPress Blog Plugin. You will see that many sites like mashable use this plug in to provide mobile users a fast loading easy to read site that is mobile friendly.
There is a free version and a more powerful and flexible paid version. Choose the one that is right for you. If you are on a mobile phone, you are seeing WP Touch in action. It has a button at the bottom that offers visitors the opportunity to turn off the mobile version so that is really cool.
Did I miss one of your favorites? Add it to the comments below so the next reader will benefit.