检查 http://wwwtyro.github.io/cryptico/

如果你要将密钥保存到数据库中，那么使用像nodejs这样的服务器来看这个服务器端是值得的。

If you are saving the keys to a database anyway it could be worth your while looking at doing this server side using something like nodejs

看看图书馆没有 https://github.com/juliangruber/keypair 在一段时间内更新，因此可能值得搜索。

Have a look here https://github.com/juliangruber/keypair that library hasn't been updated in some time so it may be worth a search.