Lots of new tools, sites, content and data out there about ETFs. Here are some of the best.
Graphics based research, analysis and backtesting tools for investors and traders of exchange traded funds (ETFs)
Guide to etf investing. Has tools and a lot of info on existing and new products coming to market.
Index Universe has a ton of content on exchange traded funds and provides analysis on investing in the securities. Has new Index Classification system.
Exchange Traded Fund (ETF) analysis, comparison, and performance data powered by Dorsey Wright and Associates.
Seeking Alpha provides a lot of information about ETFs, has an ETF selector and a guide to help choose ETFs.
Get Morningstar's independent and trusted exchange-traded fund (ETF) analysis, research, and ratings, including real-time and historical ETF quotes, prices, ratings, performance data, analysis, news, tips, and chart info, all designed to help investors invest confidently in ETFs.
Financial markets rants and other interesting enunciations. As per Abnormal Returns, he's an A-list resource.