Elgg是一款免费开源的社会性网络引擎程序，以BLOG为中心实现社会网络化，从社会性来讲:Elgg以兴趣为核心的社交平台。支持多国语言，暂不支持中文。(Elgg is a free and open source social network engine program, with BLOG as the center to achieve social networking, from the sociality: Elgg with interest as the core of the