Google Developers their AdWords accounts and campaigns. Google App Engine lets developers run web applications on Google's infrastructure. Google App Engine supports apps written in several programming languages. With App Engine's Java runtime environment, one can build their app using standard Java technologies, including the JVM, Java servlets, and the Java programming language—or any other language using a JVM-based interpreter or compiler, such as JavaScript or Ruby. App Engine also features a dedicated Python runtime environment, which includes a fast Python interpreter and the Python standard library. Google Plugin for Eclipse (GPE) is a set of software development tools that enables Java
Yahoo! Auctions Yahoo! took the unusual step of endorsing its main auctions rival, eBay, as their 'preferred' service. Yahoo! Auctions was preferred by some sellers for its no-fee policy — all revenue was from advertising. Singaporean users chose to shy away from eBay after the closure of Yahoo! Auctions in Singapore, citing high fees and a cluttered website. In April 2001, Yahoo! acquired "SOLD.com.au", a major competitor to eBay in Australia. SOLD.com.au was previously owned by John Fairfax Holdings' online interactive arm, "F2". The site was given a new address within the yahoo.com domain. In August 2003, Yahoo! announced that the site