This is a non-exhaustive list of user-facing apps and widgets we know about.  More or less, this is a categorization on a subset of apps we know about.  For the complete list of known Kiva apps, check out the Kiva App Gallery.

Apps

Lending Tools

These applications help you find things to which to lend.

• Kiva World - browse all fundraising loans on a map of the world

• Kiva Alerts - sign up for email notifications of your favorite fundraising loans

Site Translations

• Kiva Deutschland - a German site aimed at introducing lenders to Kiva and helping them find new loans.

• Kiva France - as above, but in French.

Social

• TweeplsOnKiva - a mashup of Kiva and Twitter profiles. Keep up with your friends lending and tweeting all in one place.
• Kiva Heads - browse loans on Facebook and show off your loans to others.
• KivaTwitter - automatically send twitter updates for newly funded loans, loan updates and journal posts.
• Kiva Notify (Twitter) -  instantly tweets you when relevant (based on your criteria) loans are submitted to Kiva.

Widgets

Here's a list of widgets, gadgets, and plugins using the Kiva API.

• KivaAds - generate "ads" or JS widgets that show off your favorite types of loans on any web page 

• Wordpress Widget for Lenders - show off loans from your portfolio on your Wordpress blog.
• Google Gadget Kiva Investments Tracker - Shows your kiva investments.
• Facebook Application for Lenders - show the investments you've made in Kiva and encourage your friends to make investments too!
• World Loanmeter for Opera

Analyses & Visualizations

This list is for studies done on Kiva data which may include raw data conclusions as well as visualizations or animations of trends or activity on Kiva.

• kivalytics - a very handy set of interactive charts and stats visualizing activity at Kiva
• Newest Loans Heat Map - quickly shows which MFIs are posting the most loans at any given time
• Network Map - a visualization that shows relationships of borrowers to field partners
• Kiva Cloud - shows popular words used across entrepreneur profiles on Kiva 
• Kiva Data- graphs and stats using Kiva data
• Kivuntu- showing top 20 highest impact loans using their formula

Partner-Centric & Internal Tools

Most of the development is focused on solving problems for lenders, or to help Kiva facilitate more lending.  However, some people are working on tools that help Kiva's partners and volunteers as well.

• Loan Officer Status Reports - retrieve Kiva posting/journaling metrics for a given period for all the Loan Officers at a given MFI
• Fellows Journaling Stats - which Kiva Fellows journal the most?  Whose journals get the highest ratings?
• Partner/Lender Delinquency Tool - which of your loans are delinquent and by how much? This tool makes it easy to tell.  Works for both partners and lenders.
• Journal Scheduler - which Journals are due for updates?