This is great news for people wanting to hook into the most powerful search engine on the web. Google has released its API (basically an interface towards its huge database of websites)
With the Google Web APIs service, software developers can query more than 2 billion web documents directly from their own computer programs. Google uses the SOAP and WSDL standards so a developer can program in his or her favorite environment – such as Java, Perl, or Visual Studio .NET.
Dave Winer of Userland provides some more links to get aquinted with Google’s API:
And Dave himself with: