This text discusses to the definition,target and the basic characteristic of the open source software(OSS),points out the condition of the reference work,and the flexible service of library provided to readers based on OSS.

• 本文论述了开放源代码软件的定义、目标以及开发源码软件的基本特征,指出图书馆开展参考咨询工作中所需的条件,以及图书馆在参考咨询工作中利用开放源码灵活多样的为读者开展多样的服务。