There are over 24,000 free WordPress plugins available. But choosing the best one is difficult especially for startup bloggers. So here are the list of 15 must have wordpress plugins for Startup bloggers. Another interesting fact is, The plugin listed below are used by us.

If you are not Installed wordpress yet and looking for free wordpress themes here is the show case or if you need premium theme, here is the best selling wordpress themes.

1. Jetpack

http://jetpack.me/

Jetpack supercharges your self‑hosted WordPress site with the awesome cloud power of WordPress.com. To get started with Jetpack, download and install the plugin. Once you’ve installed Jetpack you’ll get access to all the delightful features.

2. Akismet

http://akismet.com

Akismet is a hosted web service that saves you time by automatically detecting comment and trackback spam. It’s hosted on our servers, but we give you access to it through plugins and our API. You should signup to use Akismet. Free version is available.

3. W3 Total Cache

http://wordpress.org/extend/plugins/w3-total-cache/

W3 Total Cache improves the user experience of your site by increasing server performance, reducing the download times and providing transparent content delivery network (CDN) integration.

4. WordPress SEO by yoast

http://wordpress.org/extend/plugins/wordpress-seo/

it first and foremost helps you write better content. WordPress SEO forces you to choose a focus keyword when you’re writing your articles, and then makes sure you use that focus keyword everywhere.

5. Contact form 7

http://wordpress.org/extend/plugins/contact-form-7/

Contact Form 7 can manage multiple contact forms, plus you can customize the form and the mail contents flexibly with simple markup. The form supports Ajax-powered submitting, CAPTCHA, Akismet spam filtering and so on.

6. Gravatar Cache

http://wordpress.org/extend/plugins/fv-gravatar-cache/

There’s one problem with Gravatars. They are very slow to load. Each page with comments on them makes one call per comment to the Gravatar server. While a single call takes only a 100ms, on a page with hundreds of comments, we are talking about major slowdowns. Page loads can take 20 seconds and more.

Gravatar Cache plugin solves this problem by caching gravatars with WordPress cron job and caching gravatars on comment submission. Maintaining a single copy of the default gravatar instead of downloading it again and again for all the email addresses with no gravatar associtated

7. Sl Captcha

http://wordpress.org/extend/plugins/si-captcha-for-wordpress/

Adds CAPTCHA anti-spam methods to WordPress forms for comments, registration, lost password, login, or all. In order to post comments or register, users will have to type in the code shown on the image. This prevents spam from automated bots. Adds security. Works great with Akismet. Also is fully WP, WPMU, and BuddyPress compatible.

8. Theme my Login

http://wordpress.org/extend/plugins/theme-my-login/

This plugin themes the WordPress login, registration and forgot password pages according to your current theme. It creates a page to use in place of wp-login.php, using a page template from your theme. Also includes a widget for sidebar login.

9. WP Smush it

http://wordpress.org/extend/plugins/wp-smushit/

Smush.it offers an API that performs these optimizations (except for stripping JPEG meta data) automatically, and this plugin seamlessly integrates Smush.it with WordPress.

10. Tweet, Like, Google +1 and Share

http://wordpress.org/extend/plugins/only-tweet-like-share-and-google-1/

A very simple social share plugin with just 5 social icons. Well the around 99% of the posts are share with these 5 social icons (i.e Twitter, FB Like, Google +1, Linkedin and FB Share) then why to have more. Lesser social icons means less load on pages and you pages will load much faster.

11. Zilla likes

http://www.themezilla.com/plugins/zillalikes/

A simple plugin for adding “like” functionality to your content.You can automatically add “likes” to your posts, pages, blog index page, archive pages, and search results by simply enabling them in the ZillaLikes settings. It’s a simple really.

12. Subscribe to comments reloaded

http://wordpress.org/extend/plugins/subscribe-to-comments-reloaded/

Subscribe to Comments Reloaded is a robust plugin that enables commenters to sign up for e-mail notification of subsequent entries. The plugin includes a full-featured subscription manager that your commenters can use to unsubscribe to certain posts or suspend all notifications. It solves most of the issues that affect Mark Jaquith’s version, using the latest WordPress features and functionality. Plus, allows administrators to enable a double opt-in mechanism, requiring users to confirm their subscription clicking on a link they will receive via email.

13. WordPress download monitor

http://wordpress.org/extend/plugins/download-monitor/

Download Monitor is a plugin for uploading and managing downloads, tracking download hits, and displaying links.

Note: This plugin is no longer actively developed nor maintained!

14. Ultimate coming soon page

http://wordpress.org/extend/plugins/ultimate-coming-soon-page/

The Ultimate Coming Soon Page plugin allows you quick and easily set up a coming soon or launch page for your website.

Simple and flexible, the Ultimate Coming Soon Page plugin works with any WordPress theme you have installed on your site. Anyone who isn’t logged in to your site will see the specific page, while you or any other logged-in staffers can access the site as normal to work on your changes or content.

15. WordPress no external links

http://wordpress.org/extend/plugins/wp-noexternallinks/

This plugin is designed for specialists who sell different kind of advertisment on their web site (for example, with sape system) and care about the number of outgoing links that can be found by search engines. Now you can make all external links – internal! In your own posts, comments pages, authors page… Plugin does not change anything or write to base – just processes output.

Also, there are more free plugins available in WordPress plugin page. You can find them here

What do you think? Is there any other useful plugin we missed? Let us know in comments. Also please share it with your friends if you like it.