diff --git a/docs/.vuepress/config.js b/docs/.vuepress/config.js
index 3297386bf47a32a879761618baf17003c024b51d..3833af8b7a8f88ddacc2ce86442f83314f87cc1d 100755
--- a/docs/.vuepress/config.js
+++ b/docs/.vuepress/config.js
@@ -27,11 +27,9 @@ module.exports = {
         nav: [
           { text: "Home", link: "/" },
           { text: "Docs",  items: [
+            { text: '8.1.0', link: "https://github.com/apache/skywalking/tree/v8.0.1/docs"},
             { text: '8.0.1', link: "https://github.com/apache/skywalking/tree/v8.0.1/docs"},
-            { text: '8.0.0', link: "https://github.com/apache/skywalking/tree/v8.0.0/docs"},
             { text: '7.0.0', link: "https://github.com/apache/skywalking/tree/v7.0.0/docs"},
-            { text: '6.6.0', link: "https://github.com/apache/skywalking/tree/v6.6.0/docs"},
-            { text: '6.5.0', link: "https://github.com/apache/skywalking/tree/v6.5.0/docs"},
             { text: 'Nginx LUA 0.1.0', link: "https://github.com/apache/skywalking-nginx-lua/tree/v0.1.0"},
             { text: 'CLI 0.3.0', link: "https://github.com/apache/skywalking-cli/tree/0.3.0"},
             { text: 'Kubernetes helm 3.0.0', link: "https://github.com/apache/skywalking-kubernetes/tree/v3.0.0"},
@@ -79,11 +77,9 @@ module.exports = {
           { text: "主页", link: "/zh/" },
           { text: "文档",
             items: [
+              { text: '8.1.0', link: "https://github.com/apache/skywalking/tree/v8.0.1/docs"},
               { text: '8.0.1', link: "https://github.com/apache/skywalking/tree/v8.0.1/docs"},
-              { text: '8.0.0', link: "https://github.com/apache/skywalking/tree/v8.0.0/docs"},
               { text: '7.0.0', link: "https://github.com/apache/skywalking/tree/v7.0.0/docs"},
-              { text: '6.6.0', link: "https://github.com/apache/skywalking/tree/v6.6.0/docs"},
-              { text: '6.5.0', link: "https://github.com/apache/skywalking/tree/v6.5.0/docs"},
               { text: 'Nginx LUA 0.1.0', link: "https://github.com/apache/skywalking-nginx-lua/tree/v0.1.0"},
               { text: 'CLI 0.3.0', link: "https://github.com/apache/skywalking-cli/tree/0.3.0"},
               { text: 'Kubernetes helm 3.0.0', link: "https://github.com/apache/skywalking-kubernetes/tree/v3.0.0"},
diff --git a/docs/README.md b/docs/README.md
index d43f68dc09757309b69678a42ae9593421a0228b..7fc5c158f1702c7576c0672d40d75c854d40b3e8 100755
--- a/docs/README.md
+++ b/docs/README.md
@@ -27,16 +27,16 @@ user:
 news:
   title: Events & News
   content:
+  - header: SkyWalking 8.1.0 is released
+    content: Support Kafka as an optional trace, JVM metrics, profiling snapshots and meter system data transport layer. Support Meter system, including the native metrics APIs and the Spring Sleuth adoption.
+    time: Aug. 3rd, 2020
   - header: SkyWalking Python 0.2.0 is released
-    content: add multiple plugins and config to ignore endpoints with specific suffix, [details](https://github.com/apache/skywalking-python/blob/v0.2.0/CHANGELOG.md) 
+    content: Add multiple plugins and config to ignore endpoints with specific suffix.
     time: July. 28th, 2020
   - header: SkyWalking CLI 0.3.0 is released
-    content: add OAP health check command and trace command
+    content: Add OAP health check command and trace command
     time: July. 27th, 2020
   - header: SkyWalking Python 0.1.0 is released
     content: Built-in libraries `http` and `urllib.request`, third-party library `requrests` are supported
     time: Jun. 28th, 2020
-  - header: SkyWalking Chart 3.0.0 is released
-    content: Support deploy SkyWalking 8.0.1.
-    time: Jun. 27th, 2020
 
diff --git a/docs/downloads/README.md b/docs/downloads/README.md
index 1f09296d5028c8077ebfe5e0872e22e56395861a..399f1e5be69c5690fa9a6b51789ec49ad2541fa3 100755
--- a/docs/downloads/README.md
+++ b/docs/downloads/README.md
@@ -9,28 +9,18 @@ Use the links below to download the Apache SkyWalking from one of our mirrors.
 ### SkyWalking APM
 | Date | Version| | Downloads |
 |:---:|:--:|:--:|:--:|
+| Aug. 3rd, 2020 | 8.1.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz.sha512)|
+| | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz.sha512)|
+| | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz.sha512)|
+| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.1.0/docs/README.md) |
 | June. 21nd, 2020 | 8.0.1 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz.sha512)|
 | | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz.sha512)|
 | | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz.sha512)|
 | | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.0.1/docs/README.md) |
-| June. 15nd, 2020 | 8.0.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz.sha512)|
-| | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz.sha512)|
-| | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.0.0/docs/README.md) |
 | Mar. 22nd, 2020 | 7.0.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz.sha512)|
 | | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz.sha512)|
 | | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz.sha512)|
 | | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v7.0.0/docs/README.md) |
-| Dec. 27th, 2019 | 6.6.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz.sha512)|
-| | | Binary Distribution (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip.sha512)|
-| | | Binary Distribution for ElasticSearch 7 (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip.sha512)|
-| | | Binary Distribution (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz.sha512)|
-| | | Binary Distribution for ElasticSearch 7 (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v6.6.0/docs/README.md) |
-| Nov. 15th, 2019 | 6.5.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz.sha512)|
-| | | Binary Distribution (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip.sha512)|
-| | | Binary Distribution (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v6.5.0/docs/README.md) |
 
 ### SkyWalking Nginx LUA
 SkyWalking Nginx LUA agent requires SkyWalking APM 7.0+.
diff --git a/docs/events/README.md b/docs/events/README.md
index 939f54aedc9375577c00c99a0b177fed5a31f9b5..76820dc077d400cd68489441e7236596d01ab32d 100755
--- a/docs/events/README.md
+++ b/docs/events/README.md
@@ -1,5 +1,12 @@
 # SkyWalking Events
 
+## Release Apache SkyWalking APM 8.1.0
+###### Aug. 3rd, 2020
+SkyWalking APM 8.1.0 is release. Go to [downloads](/downloads) page to find release tars.
+- Support Kafka as an optional trace, JVM metrics, profiling snapshots and meter system data transport layer.
+- Support Meter system, including the native metrics APIs and the Spring Sleuth adoption.
+- Support JVM thread metrics.  
+
 ## Release Apache SkyWalking Python 0.2.0
 ###### July 28th, 2020
 SkyWalking Python 0.2.0 is released. Go to [downloads](/downloads) page to find release tars.
diff --git a/docs/zh/README.md b/docs/zh/README.md
index 539188e18fb8df606deb78ad9c259a01d0322168..c26dd6c89266c1ee77eb96c8d4736494b2ec4b7f 100755
--- a/docs/zh/README.md
+++ b/docs/zh/README.md
@@ -28,8 +28,11 @@ user:
 news:
   title: 事件 & 新闻
   content:
+  - header: SkyWalking 8.1.0 发布
+    content: 支持使用Kafka传输监控数据.执行新的指标系统MeterSystem，提供原生的metrics API，并支持Spring Sleuth.
+    time: 2020 年 8 月 3 日
   - header: SkyWalking Python 0.2.0 发布
-    content: 新增多个插件和忽略后缀的 endpoint, 详见[ChangeLog](https://github.com/apache/skywalking-python/blob/v0.2.0/CHANGELOG.md) 
+    content: 新增多个插件和忽略后缀的 endpoint.
     time: 2020 年 7 月 28 日
   - header: SkyWalking CLI 0.3.0 发布
     content: 新增 OAP 健康检查命令和 trace 命令
@@ -37,7 +40,4 @@ news:
   - header: SkyWalking Python 0.1.0 发布
     content: 支持内置库 `http`, `urllib.request`, 三方库 library `requrests`
     time: 2020 年 6 月 28 日
-  - header: SkyWalking Chart 3.0.0 发布
-    content: 支持部署 SkyWalking 8.0.1
-    time: 2020 年 6 月 27 日
 
diff --git a/docs/zh/downloads/README.md b/docs/zh/downloads/README.md
index a3c939da1963ac0ab49d12c3e0112b8ecf915266..092ff64398269178f7014f6e806d6fa533dd7b7a 100755
--- a/docs/zh/downloads/README.md
+++ b/docs/zh/downloads/README.md
@@ -8,28 +8,18 @@
 ### SkyWalking APM
 | 日期 | 版本| | 下载 |
 |:---:|:--:|:--:|:--:|
+| Aug. 3rd, 2020 | 8.1.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0-src.tgz.sha512)|
+| | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-8.1.0.tar.gz.sha512)|
+| | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.1.0/apache-skywalking-apm-es7-8.1.0.tar.gz.sha512)|
+| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.1.0/docs/README.md) |
 | June. 21nd, 2020 | 8.0.1 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1-src.tgz.sha512)|
 | | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-8.0.1.tar.gz.sha512)|
 | | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.1/apache-skywalking-apm-es7-8.0.1.tar.gz.sha512)|
 | | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.0.1/docs/README.md) |
-| June. 15nd, 2020 | 8.0.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0-src.tgz.sha512)|
-| | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-8.0.0.tar.gz.sha512)|
-| | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/8.0.0/apache-skywalking-apm-es7-8.0.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v8.0.0/docs/README.md) |
 | Mar. 22nd, 2020 | 7.0.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0-src.tgz.sha512)|
 | | | Binary Distribution | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-7.0.0.tar.gz.sha512)|
 | | | Binary Distribution for ElasticSearch 7 | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/7.0.0/apache-skywalking-apm-es7-7.0.0.tar.gz.sha512)|
 | | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v7.0.0/docs/README.md) |
-| Dec. 27th, 2019 | 6.6.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0-src.tgz.sha512)|
-| | | Binary Distribution (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.zip.sha512)|
-| | | Binary Distribution for ElasticSearch 7 (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.zip.sha512)|
-| | | Binary Distribution (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-6.6.0.tar.gz.sha512)|
-| | | Binary Distribution for ElasticSearch 7 (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.6.0/apache-skywalking-apm-es7-6.6.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v6.6.0/docs/README.md) |
-| Nov. 15th, 2019 | 6.5.0 | Source code| [[src]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0-src.tgz.sha512)|
-| | | Binary Distribution (Windows)| [[zip]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.zip.sha512)|
-| | | Binary Distribution (Linux) | [[tar]](https://www.apache.org/dyn/closer.cgi/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz) [[asc]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz.asc) [[sha512]](https://downloads.apache.org/skywalking/6.5.0/apache-skywalking-apm-6.5.0.tar.gz.sha512)|
-| | | Documentation| [Documentation](https://github.com/apache/skywalking/blob/v6.5.0/docs/README.md) |
 
 ### SkyWalking Nginx LUA
 SkyWalking Nginx LUA agent 要求 SkyWalking APM 7.0以上版本
diff --git a/docs/zh/events/README.md b/docs/zh/events/README.md
index 4144a726663c9a06d141baf068bdbd5e94260b52..0841e4f90f7f304b56d943ddd7bd65192a885211 100755
--- a/docs/zh/events/README.md
+++ b/docs/zh/events/README.md
@@ -1,5 +1,12 @@
 # SkyWalking 事件概要
 
+## Release Apache SkyWalking APM 8.1.0
+###### 2020 年 8 月 3 日
+SkyWalking APM 8.1.0 发布. 请到[下载页面](/downloads)查找发行版本.
+- 支持使用支持使用MQ传输监控数据传输监控数据
+- 执行新的指标系统MeterSystem，提供原生的metrics API，并支持Spring Sleuth
+- 支持JVM线程指标监控
+
 ## Release Apache SkyWalking Python 0.2.0
 ###### July 28th, 2020
 SkyWalking Python 0.2.0 发布. 前往[下载页面](/downloads) 查看如何使用.