将yowsup库用于商业用途是否合法？

Question

我有一个查询，因为我知道没有Whatsapp的官方API来发送、接收Whatsapp消息或图像。但是Yowsup库就做到了这一切（多亏了Tarek Galal）。那么使用这个库作为商业化目的的web服务是否合法。在

Answer 1

阅读许可证。它是GPLv3

You are allowed to sell copies of the modified program commercially, but only under the terms of the GNU GPL. Thus, for instance, you must make the source code available to the users of the program as described in the GPL, and they must be allowed to redistribute and modify it as described in the GPL.

在GNU网站上阅读更多。在