Readme (#162)

README.md

@@ -15,6 +15,7 @@
  - [More Filters](#more-filters)
  - [Documentation](#documentation)
  - [Roadmap](#roadmap)
+ - [Community](#community)
  - [License](#license)
 
 ## What is Easegress
@@ -298,6 +299,12 @@ See [reference](./doc/reference.md) and [developer guide](./doc/developer-guide.
 
 See [Easegress Roadmap](./doc/Roadmap.md) for details.
 
+## Community
+
+- [Slack Channel](https://openmegaease.slack.com/archives/C028Z6SUCU9) for requirement, issue and development.
+- [MegaEase on Twitter](https://twitter.com/megaease)
+
+
 ## License
 
 Easegress is under the Apache 2.0 license. See the [LICENSE](./LICENSE) file for details.