Supporters say open source software is more secure, cheaper to buy and maintain and easier to customize.

拥护者认为开放源代码软件更安全，购买价格及维修成本也更为低廉，并且更容易定制。

I don't think that many are aware that BEA is also interested in fostering open source development.

我认为许多人都不知道 BEA 还有意于促进开放源码开发。

What does the open source licence mean?

软件的开源许可是什么意思？

What is the attraction of open source, anyway?

无论如何，开源的吸引力是什么？

All of which are open source.

它们都是开放源码的。