An App Engine JSONP web service for retrieving the time in different timezones.
site monitoring utility hosted on Google App Engine
Simple HTTP interface for adding custom time metrics to Ganglia.
JSON microservice for performing HEAD requests
Benchmarking Django using SQLite
A library for working with the geography of timezones in JavaScript
arewemeetingyet.com: help communicate meeting times to timezone-challenged participants
Python TimeZone for Appengine
Incomplete system for creating time series style reports about Django models