  developerworks is a free web-based professional network and technical resource center from ibm for software developers, it professionals, and students worldwide. the site attracts 4 million unique visitors per month in 195 countries, erin traudt & richard vancil, idc white book about social business, january 2011, page 5. and is designed to help users develop and master skills, solve problems, collaborate with peers, and stay ahead of the latest trends in open standards. developerworks contains thousands of how-to articles and tutorials, as well as comprehensive knowledge paths,developerworks knowledge paths. ibm.com (2011-10-16). retrieved on november 20, 2011. software downloads and code samples,developerworks downloads (product trials, technologies, updates and fixes) discussion forums,developerworks forums. ibm.com (2011-06-13). retrieved on november 20, 2011. podcasts,developerworks podcasts. ibm.com (2010-10-20). retrieved on november 20, 2011. blogs,developerworks blogs. ibm.com (2009-08-20). retrieved on november 20, 2011. wikis,developerworks spaces. ibm.com. retrieved on november 20, 2011. and other resources.developerworks technical events and webcasts. ibm.com (2011-01-09). retrieved on november 20, 2011.developerworks country page. ibm.com (2011-04-01). retrieved on november 20, 2011. users can get up to speed quickly on the most critical technologies affecting their profession, like open, industry-standard technologies such as java, linux, soa and web services, web development, ajax, php, and xml, as well as learn about ibm's software products (websphere, rational, lotus, tivoli and db2). the site also provides information on trends such as green it,green it according to developerworks. ibm.com (2010-10-20). retrieved on november 20, 2011. cloud computing,cloud computing according to developerworks. ibm.com. retrieved on november 20, 2011. and ibm's smarter planet initiative. microsoft's msdn is a similar site (although it focuses mostly on microsoft products and lacks the concentration on technology-focused content and resources). 
IBM IBM_software Software_developer_communities