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# System prepended metadata

title: IM各方案比較

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# IM各方案比較



| Solution | J-IM | CIM |
| -------- | -------- | -------- |
| **活躍度**      |  3290    | 3503     |
| **活躍度**      |  https://gitee.com/xchao/j-im    | https://github.com/crossoverJie/cim     |
| **技術支持** | 1.tio | 1.netty 2.protobuf  |
| **效能** |  |  |
| **是否符合情境** |  |  |