Myghty is a Python based templating framework originally based on HTML::Mason, the enterprise-level framework used by Amazon.com, del.icio.us and Salon.com,
Sajax is an open source tool to make programming websites using the Ajax framework — also known as XMLHTTPRequest or remote scripting — as easy as possible. Sajax makes it easy to call PHP, Perl or Python functions from your webpages via JavaScript without performing a browser refresh. The toolkit does 99% of the work for you so you have no excuse to not use it.