Here is a list of phpld mods from different developers

http://www.shadav.info/mods.php

for now mods are free, She does ask for a link back to her site though please and donations are always welcomed

• Add A "More" Option To Sub Category Preview
• Statics Mod - Some mods were altered from original creator to help makethem work
• Display Top 5 Featured Links On Index.php
• Change v2.x's Category Drop Down Menu
• Display Top 5 Links (featured and regular) On Index.php
• Directory Reciprocal Mod - Adds a reciprocal format that directory ownerscan use
• Directory Submission Mod *Beta* - Add A Feature To Your Submit Page ForDirectories To Include Their Submit Page And Type Of Directory (free orpaid). Displays info in the detail page for listing. *hopefully soon I willbe updating this mod*

http://www.regon.de/mods_phpld.php

You can get  following mods fora one time payment of about 13 USD (10 EUR) to get the downloads. 

You'll get alifetime account for your donation , this means you can also download futureupdates.

He will send you the Mods by E-Mail.

• Extract mail addresses - This mod extracts all mail addresses via admin panel 
• Add Directory to Search bar - This mod will add your Directory Search to the BrowserSearch bar. 
• Webmaster Tools - This mod will show Webmaster Tools. Demo 
• Ads on Detail Page - With this mod, you can add Ads or Pictures to your Detail Page. 
• Thumbnails+ - This mod will add Thumbnails with a reflection. 
• chCounter Statistic - This mod will add a Statistic to your phpLD admin panel and your directory. 
• Static Content - This Mod will add a Static Content like FAQs.Sending HTML Mails
• With this mod, you can send your emails in html-format, so you caninsert pictures, ads, choose the colours of your Mails and so on.
http://www.monster-submit.com/phpld/

The followingmods and services are available for both PHPLink Directory (phpLD) v2.x and v3.x. To download any of the mods or use anyof the services requires a paid membership. Membership is only$15.00. Membership is LIFETIME - one-time charge - NO rebilling! Membershave access to ALL of the phpLD Mods and Services (existing mods / services, andfuture mods / services). 

• ALL mods compatible with ALL versions of phpLD.
• ALL mods / services include free technical support for thelifetime of the mods / services via thephpLD_VaultSupport Forum, and by Email. 100s of posts in the forums!
• Installation NOT included - although we can install mods fora small fee. ALL mods include complete, easy-to-readinstallation instructions. Very quick and easy to install.
• ALL mods protected from SQL and Email Injectionvulnerabilities, and other security risks.

• Growing list of Tips and Tricks inphpLD_VaultSupport Forum to enhance your phpLD directory.

• Alternate Payment 2.00 

• Audio Captcha 1.00 

• Contact Listing3.00 

• Contact Us3.00 

• Framed Listing3.00 

• Get Meta3.00 

• Image Uploader3.20 

• Listing Details3.00 

• Listing Notes3.00 

• PageRank Updater Preparer3.00 

• Paginated Search3.00 

• phpLD HTACCESS Rewriter3.00 

• Random Link3.00 

• Rate Listing3.00 

• Refer Listing3.00 

• Report Listing3.00 

• Review Listing3.00 

• Save Listing3.00 

• SEO-Friendly Search3.00 

• Suggest Category3.00 

• Thumbnailer2.00 

• User Settings3.00