Node's most valuable feature is the friendly and colorful community of developers. There are many places where this group congregates on the internet. This page attempts to highlight the best forums.
Official API docs detail the node API.
Node Manual offers stylized API docs, as well as tutorials and live code samples
Node Bits provides sample Node.js projects
docs.nodejitsu.com answers many of the common problems people come across.
How To Node has a growing number of useful tutorials.
Stack Overflow node.js tag collects new information every day.
All development takes place at http://github.com/joyent/node. The comments on commit messages are often source of heated discussion regarding core development.
The GitHub Node wiki is full of useful links for newcomers. Don't miss Projects, Applications, and Companies Using Node or the very long list of Node modules, many of which are published in the npm registry.
The mailing list is used for announcements, discussion, and flame wars about Node.
Node Dublin is a Node conference in Dublin Ireland, organized by Cian O'Maiden.
An Italian Node.js Conference exists as well.
Node Summit is a conference in San Francisco focusing on the adoption of Node in larger companies.
nodejs.org does not maintain any translations into
other languages. However there are community websites in various
languages with mailing lists and translations of the website.
nodejs.ru Russian blog.
nodejs.ir Iran group in Persian
nodejs.jp Japan user group
CNodeJS.org Chinese community
nodejs.co.il Israeli wiki
HKNoJ Hong Kong community
nodejs.tw Taiwan community
Node Hispano Spanish language community
Node.js Español Node.js in Spanish
OctoberSkyJs Korea Node.js community