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README.md

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 # Mirai
-[![Codacy Badge](https://api.codacy.com/project/badge/Grade/7d0ec3ea244b424f93a6f59038a9deeb)](https://www.codacy.com/manual/Him188/mirai?utm_source=github.com&utm_medium=referral&utm_content=mamoe/mirai&utm_campaign=Badge_Grade)  
+[![Codacy Badge](https://api.codacy.com/project/badge/Grade/7d0ec3ea244b424f93a6f59038a9deeb)](https://www.codacy.com/manual/Him188/mirai?utm_source=github.com&utm_medium=referral&utm_content=mamoe/mirai&utm_campaign=Badge_Grade) [![Gitter](https://badges.gitter.im/mamoe/mirai.svg)](https://gitter.im/mamoe/mirai?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge) [![Download](https://api.bintray.com/packages/him188moe/mirai/mirai-core/images/download.svg)](https://bintray.com/him188moe/mirai/mirai-core/)  
 **[English](README-eng.md)**  
 
 **TIM PC 协议** 跨平台 QQ 协议支持库.