发布日期：2018-04-12 07:06:21
https://www.jetbrains.com/idea/download
IntelliJ IDEA 社区版是免费的，Licence :apache2.0. 就是有点大，安装包500+M.
Community Edition is open-source, licensed under Apache 2.0. Projects like Android and Swift use Apache 2.0, so you're in good company. It can also be used for commercial development.
