Chess DB is a new site, still in Beta, that allows you to search for players - biography, games, playing style, tournaments, etc.
According to the site: The main purpose of chess-db.com is to offer you a wide choice of chess tools and services which support you in studying and improving your chess skills as well as preparing for chess tournaments. Our goal is to give an access to high quality, unique and innovative chess services which support you doing things you couldn't do before and studying chess in ways you weren't able to.
The database of indexed players is compiled from various sources and updated frequently to reflect the lateest changes in players' status, ELO rating, games, history and statistics. Currently the player database contains 1,195,639 chess profiles in total. Out of those 398,009 are FIDE registered players (both rated players and such not yet having ELO rating), and additionally 797,630 active players registered only in their national chess federations (details and drill down to come soon).
I did a search on myself and found that some of the information is inaccurate. e.g. one game was not played by me, but someone with the same name. When you register the plan is for you to be able to:
By helping us to improve Chess-DB you can become supporting, premium or fellow member. Those members have access to more tools and options on the website. To upgrade your status you will need to collect enough points, which you can do by maintaining your profile information, writing quality comments, submitting links, editing articles, helping us translate the website and so forth.
Supporting and additional Premium member only tools coming soon.