diff --git a/CHANGELOG.md b/CHANGELOG.md
index db46594bf843ca64dcdc76b7bed428a46cf4017b..cd89cf7cad74969be7523271fcc48200a3e56f99 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,31 @@
+
+WECHATY CONTRIBUTORS
+--------------------
+
+### Active Contributors
+
+1. [lijiarui](https://github.com/lijiarui) [\#816](https://github.com/Chatie/wechaty/pull/816),[\#812](https://github.com/Chatie/wechaty/pull/812),[\#805](https://github.com/Chatie/wechaty/pull/805),[\#798](https://github.com/Chatie/wechaty/pull/798),[\#757](https://github.com/Chatie/wechaty/pull/757),[\#729](https://github.com/Chatie/wechaty/pull/729),[\#725](https://github.com/Chatie/wechaty/pull/725),[\#651](https://github.com/Chatie/wechaty/pull/651),[\#627](https://github.com/Chatie/wechaty/pull/627),[\#619](https://github.com/Chatie/wechaty/pull/619),[\#604](https://github.com/Chatie/wechaty/pull/604),[\#515](https://github.com/Chatie/wechaty/pull/515),[\#490](https://github.com/Chatie/wechaty/pull/490),[\#440](https://github.com/Chatie/wechaty/pull/440),[\#370](https://github.com/Chatie/wechaty/pull/370),[\#364](https://github.com/Chatie/wechaty/pull/364),[\#362](https://github.com/Chatie/wechaty/pull/362),[\#328](https://github.com/Chatie/wechaty/pull/328),[\#324](https://github.com/Chatie/wechaty/pull/324),[\#323](https://github.com/Chatie/wechaty/pull/323),[\#321](https://github.com/Chatie/wechaty/pull/321),[\#318](https://github.com/Chatie/wechaty/pull/318),[\#303](https://github.com/Chatie/wechaty/pull/303),[\#292](https://github.com/Chatie/wechaty/pull/292),[\#275](https://github.com/Chatie/wechaty/pull/275),[\#266](https://github.com/Chatie/wechaty/pull/266),[\#264](https://github.com/Chatie/wechaty/pull/264),[\#249](https://github.com/Chatie/wechaty/pull/249),[\#239](https://github.com/Chatie/wechaty/pull/239),[\#234](https://github.com/Chatie/wechaty/pull/234),[\#211](https://github.com/Chatie/wechaty/pull/211),[\#199](https://github.com/Chatie/wechaty/pull/199),[\#182](https://github.com/Chatie/wechaty/pull/182),[\#162](https://github.com/Chatie/wechaty/pull/162),[\#139](https://github.com/Chatie/wechaty/pull/139),[\#112](https://github.com/Chatie/wechaty/pull/112),[\#110](https://github.com/Chatie/wechaty/pull/110),[\#93](https://github.com/Chatie/wechaty/pull/93),[\#92](https://github.com/Chatie/wechaty/pull/92),[\#91](https://github.com/Chatie/wechaty/pull/91),[\#87](https://github.com/Chatie/wechaty/pull/87),[\#38](https://github.com/Chatie/wechaty/pull/38)
+1. [zixia](https://github.com/zixia) [\#841](https://github.com/Chatie/wechaty/pull/841),[\#831](https://github.com/Chatie/wechaty/pull/831),[\#810](https://github.com/Chatie/wechaty/pull/810),[\#644](https://github.com/Chatie/wechaty/pull/644),[\#643](https://github.com/Chatie/wechaty/pull/643),[\#608](https://github.com/Chatie/wechaty/pull/608),[\#569](https://github.com/Chatie/wechaty/pull/569),[\#560](https://github.com/Chatie/wechaty/pull/560),[\#542](https://github.com/Chatie/wechaty/pull/542),[\#496](https://github.com/Chatie/wechaty/pull/496),[\#495](https://github.com/Chatie/wechaty/pull/495),[\#469](https://github.com/Chatie/wechaty/pull/469),[\#462](https://github.com/Chatie/wechaty/pull/462),[\#455](https://github.com/Chatie/wechaty/pull/455),[\#449](https://github.com/Chatie/wechaty/pull/449),[\#396](https://github.com/Chatie/wechaty/pull/396),[\#351](https://github.com/Chatie/wechaty/pull/351),[\#317](https://github.com/Chatie/wechaty/pull/317),[\#316](https://github.com/Chatie/wechaty/pull/316),[\#315](https://github.com/Chatie/wechaty/pull/315),[\#314](https://github.com/Chatie/wechaty/pull/314),[\#313](https://github.com/Chatie/wechaty/pull/313),[\#312](https://github.com/Chatie/wechaty/pull/312),[\#311](https://github.com/Chatie/wechaty/pull/311),[\#168](https://github.com/Chatie/wechaty/pull/168),[\#158](https://github.com/Chatie/wechaty/pull/158),[\#149](https://github.com/Chatie/wechaty/pull/149),[\#146](https://github.com/Chatie/wechaty/pull/146),[\#143](https://github.com/Chatie/wechaty/pull/143),[\#142](https://github.com/Chatie/wechaty/pull/142),[\#141](https://github.com/Chatie/wechaty/pull/141),[\#25](https://github.com/Chatie/wechaty/pull/25)
+1. [mukaiu](https://github.com/mukaiu) [\#337](https://github.com/Chatie/wechaty/pull/337),[\#470](https://github.com/Chatie/wechaty/pull/470),[\#438](https://github.com/Chatie/wechaty/pull/438),[\#421](https://github.com/Chatie/wechaty/pull/421),[\#420](https://github.com/Chatie/wechaty/pull/420),[\#415](https://github.com/Chatie/wechaty/pull/415),[\#376](https://github.com/Chatie/wechaty/pull/376)
+1. [binsee](https://github.com/binsee) [\#844](https://github.com/Chatie/wechaty/pull/844),[\#811](https://github.com/Chatie/wechaty/pull/811),[\#771](https://github.com/Chatie/wechaty/pull/771),[\#744](https://github.com/Chatie/wechaty/pull/744),[\#727](https://github.com/Chatie/wechaty/pull/727),[\#714](https://github.com/Chatie/wechaty/pull/714)
+1. [JasLin](https://github.com/JasLin) [\#404](https://github.com/Chatie/wechaty/pull/404),[\#358](https://github.com/Chatie/wechaty/pull/358),[\#105](https://github.com/Chatie/wechaty/pull/105),[\#100](https://github.com/Chatie/wechaty/pull/100),[\#78](https://github.com/Chatie/wechaty/pull/78),[\#76](https://github.com/Chatie/wechaty/pull/76)
+1. [xinbenlv](https://github.com/xinbenlv) [\#388](https://github.com/Chatie/wechaty/pull/388),[\#361](https://github.com/Chatie/wechaty/pull/361),[\#280](https://github.com/Chatie/wechaty/pull/280)
+
+### Contributors
+
+1. [hczhcz](https://github.com/hczhcz) [\#684](https://github.com/Chatie/wechaty/pull/684),[\#640](https://github.com/Chatie/wechaty/pull/640)
+1. [imerse](https://github.com/imerse) [\#578](https://github.com/Chatie/wechaty/pull/578)
+1. [FlyingBlazer](https://github.com/FlyingBlazer) [\#531](https://github.com/Chatie/wechaty/pull/531)
+1. [zhenyong](https://github.com/zhenyong) [\#770](https://github.com/Chatie/wechaty/pull/770)
+1. [xjchengo](https://github.com/xjchengo) [\#416](https://github.com/Chatie/wechaty/pull/416)
+1. [lpmi-13](https://github.com/lpmi-13) [\#681](https://github.com/Chatie/wechaty/pull/681)
+1. [TingYinHelen](https://github.com/TingYinHelen) [\#605](https://github.com/Chatie/wechaty/pull/605)
+1. [ax4](https://github.com/ax4) [\#380](https://github.com/Chatie/wechaty/pull/380)
+1. [Gcaufy](https://github.com/Gcaufy) [\#310](https://github.com/Chatie/wechaty/pull/310)
+1. [snyk-bot](https://github.com/snyk-bot) [\#169](https://github.com/Chatie/wechaty/pull/169)
+1. [cherry-geqi](https://github.com/cherry-geqi) [\#97](https://github.com/Chatie/wechaty/pull/97)
+1. [gitter-badger](https://github.com/gitter-badger) [\#3](https://github.com/Chatie/wechaty/pull/3)
+
 # Change Log
 
 ## [v0.9.0](https://github.com/chatie/wechaty/tree/v0.9.0) (2017-10-04)
diff --git a/package.json b/package.json
index 7facbd44d2fe15687b8ba2cd5c85e70509bd367e..8ffdb12c00fb435ebbc51678825acec95b615479 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "dist": "npm run clean && tsc && jq \"del (.files)\" < package.json > dist/package.json && shx cp src/puppet-web/*.js dist/src/puppet-web/",
     "doc": "npm run dist && echo '# Wechaty v'$(jq -r .version package.json)' Documentation\n' > docs/index.md && jsdoc2md dist/src/{wechaty,room,contact,friend-request,message}.js dist/src/puppet-web/friend-request.js>> docs/index.md",
     "coverage": "nyc report --reporter=text-lcov | coveralls",
-    "changelog": "github_changelog_generator -u chatie -p wechaty && sed -i'.bak' /greenkeeper/d CHANGELOG.md",
+    "changelog": "github_changelog_generator -u chatie -p wechaty && sed -i'.bak' /greenkeeper/d CHANGELOG.md && ts-node script/sort-contributiveness.ts < CHANGELOG.md > CHANGELOG.new.md && cat CHANGELOG.md >> CHANGELOG.new.md && mv CHANGELOG.new.md CHANGELOG.md",
     "doctor": "npm run check-node-version && ts-node bin/doctor",
     "clean": "shx rm -fr dist/*",
     "check-node-version": "check-node-version --node \">= 6.9\"",
diff --git a/script/sort-contributiveness.ts b/script/sort-contributiveness.ts
new file mode 100755
index 0000000000000000000000000000000000000000..acfe6401146dc70e1a11c28162a294df480b8685
--- /dev/null
+++ b/script/sort-contributiveness.ts
@@ -0,0 +1,100 @@
+#!/usr/bin/env ts-node
+
+import * as readline from 'readline'
+
+const contributeMap = {}
+
+function parseLine(line: string): string[] | null {
+  // [\#264](https://github.com/Chatie/wechaty/pull/264) ([lijiarui](https://github.com/lijiarui))
+  // const regex = /(\[\\#\d+\]\([^\)]+\))\s+(\(\[[^]]+\]\([^)]+\)))/i
+  const regex = /(\[\\#\d+\])(\([^\)]+\))\s+\((\[[^\]]+\]\([^\)]+\))/
+  const matches = regex.exec(line)
+  if (!matches) {
+    return null
+  }
+  // console.log('match!')
+  // console.log(matches[1])  // [\#264]
+  // console.log(matches[2])  // (https://github.com/Chatie/wechaty/pull/264)
+  // console.log(matches[3])  // ([lijiarui](https://github.com/lijiarui)
+  return matches
+}
+
+function processLine(line: string): void {
+  const matches = parseLine(line)
+  if (matches) {
+    // console.log('match:', line)
+    // console.log(matches)
+    const link        = matches[1] + matches[2]
+    const contributor = matches[3]
+    // console.log('link:', link)
+    // console.log('contributor:', contributor)
+    if (!(contributor in contributeMap)) {
+      contributeMap[contributor] = []
+    }
+    contributeMap[contributor].push(link)
+    // console.log(contributiveness)
+  } else {
+    console.error('NO match:', line)
+  }
+}
+
+function outputContributorMd() {
+  const MIN_MAINTAINER_COMMIT_NUM = 3
+  function isMaintainer(committer: string): boolean {
+    return contributeMap[committer].length >= MIN_MAINTAINER_COMMIT_NUM
+  }
+
+  const activeContributorList = Object.keys(contributeMap)
+                                      .filter(isMaintainer)
+                                      .sort(desc)
+
+  function desc(committerA: string, committerB: string): number {
+    return contributeMap[committerB].length - contributeMap[committerA].length
+  }
+
+  console.log([
+    '',
+    'WECHATY CONTRIBUTORS',
+    '--------------------',
+    '',
+    '### Active Contributors',
+    '',
+  ].join('\n'))
+
+  for (const committer of activeContributorList) {
+    console.log('1.', committer, contributeMap[committer].join(','))
+  }
+
+  console.log([
+    '',
+    '### Contributors',
+    '',
+  ].join('\n'))
+
+  for (const contributor of Object.keys(contributeMap).sort(desc)) {
+    if (!activeContributorList.includes(contributor)) {
+      console.log('1.', contributor, contributeMap[contributor].join(','))
+    }
+  }
+  console.log()
+
+}
+
+async function main() {
+  // https://stackoverflow.com/a/20087094/1123955
+  const rl = readline.createInterface({
+    input:    process.stdin,
+    output:   process.stdout,
+    terminal: false,
+  });
+
+  rl.on('line', processLine)
+  await new Promise(r => rl.on('close', r))
+
+  outputContributorMd()
+
+  return 0
+}
+
+main()
+.then(process.exit)
diff --git a/tsconfig.json b/tsconfig.json
index 5d0c324f89856b9d86918289490d3fde53728e02..0bac76db793f76237970a1fb193c46714d52608e 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -17,6 +17,9 @@
     , "noUnusedParameters": false
     , "noImplicitThis": false
     , "traceResolution": false
+    , "lib": [
+      "es2016"
+    ]
   }
   , "exclude": [
       "node_modules/"
@@ -24,6 +27,7 @@
   ]
   , "include": [
        "bin/*.ts"
+     , "script/**/*.ts"
      , "example/**/*.ts"
      , "src/**/*.ts"
      , "test/**/*.spec.ts"