A fragment caching module for Kohana 2.3
A folksonomy (tagging) system, adapted from Freetag.
a router based ACL system for Kohana 2.x, very simple but great for protecting admin areas
Improved Memcache Driver for Kohana 2.x. Support tags
iContact Kohana Module
cURL wrapper/abstraction library with streams fallback for Kohana.
Simple KohanaPHP Module for a launching soon page
reCAPTCHA library module for Kohana 2.3.x :D
Module for Kohana 2.x to easily show/hide request information like response timing, memory use, db calls, lots of variables & Kohana config options, logs, ajax requests, and files included.
Quick and dirty migrations for Kohana
This module wraps the netgrowl.php example given at http://growl.info/ into a Kohana-style helper.
Kohana 2.x module for bugsense.com
ORM MPTT for Kohana2
Kohana CouchDB Driver / adapter