Applications

• 1stat.us (Aggregation of Pownce, Twitter, & Facebook Status for iPhone/browser) By artifishall
• PownceMeme by bryanpearson
• RandomPownce by danhounshell
• Powncified (Top 10 Pownced links in the last 24 hours) by HeyChinaski
• Pownce Search an AJAX Powered Search by Jon Rohan
• Pownce Monkey an Adobe AIR desktop application by Jon Rohan
• Pownce Archive Online Archive of all MVMs posted on Pownce by Arvid Bux
• PownceFinder find people in the same country by Arvid Bux
• Powncip a visualization project of what's the most popular tags on Pownce via tag cloud by Vincent Samaco
• rePownce publishes Pownce to your Facebook by Vincent Samaco
• Ounce puts your posted links in your public notes RSS feed. By Andrew Watt
• Jance  a Pownce Jabber bot with track feature which let's you track words on public posts
• Pownce file export a PHP-based tool to export files you've shared with Pownce by Ross Belmont

Widgets

• Pure Javascript Pownce Widget 
• Artifishall's Pownce Widgets 
• Public Notes Google Gadget 
• PowncePress Wordpress Plugin v0.2 by Samuel Cotterall
• Pownce Feed A very configurable Wordpress plugin that is also widget ready by Joseph Newing
• Pownce Plasmoid A KDE4 Plasmoid that displays your Pownce Notes, by Jessy Ouellette

Designs

• Blog Theme Designed for Pownce
• Pownce field adder for SMF This adds a field in the profile for pownce and a icon as it was an IM messager so check it out, then download

Firefox add-ons

• FirePownce A Firefox menu-button for quick and easy Pownce posting. You can also become a fan of FirePownce on Pownce and be notified of updates and hints. By Willem Van Bogaert.

Bookmarklets

• Pownce! Bookmarklet A simple bookmarklet to quickly Pownce interesting links. By Tamal White

Greasemonkey Scripts

• Friends of Friends, greasemonkey script which shows a list of Friends of friends on a user's profile. By Aaron B. ( Please note this an Alpha script, and may not be bug free, it has been posted as an example of using the API with greasemonkey )

Java Programming

• Pownce Java API UPDATE 2/29/08 It is a start to a project we hope to become a full java app of pownce right now it is a java package, just with one method and we are working on more.