1.Google
1.Google
https://github.com/google
2.Google Samples
https://github.com/googlesamples
3.Google Codelabs
https://github.com/googlecode…
4.GoogleChrome
https://github.com/GoogleChrome
5.Google Creative Lab
https://github.com/googlecrea…
6.Google Internationalization
人人皆可使用的Google開源字體
https://github.com/googlei18n
7.tensorflow
https://github.com/tensorflow
2.Facebook
1.Facebook
https://github.com/facebook
2.Facebook Samples
https://github.com/fbsamples
3.facebookresearch
https://github.com/facebookre…
4.Facebook Incubator
https://github.com/facebookin…
3.Twitter, Inc.
https://github.com/twitter
4.Square（android開源的類庫多而且厲害）
https://github.com/square
5.Alibaba
1.https://github.com/alibaba
2.hiloteam(阿里，終端跨平臺小遊戲)
https://github.com/hiloteam
https://github.com/hiloteam/hilo
3.ant-design(一套企業級的 UI 設計語言和 React 實現)
https://github.com/ant-design
6.Kotlin（可以寫Android,現在已經扶正了）
https://github.com/Kotlin
7.ReactiveX（函數響應式編程）
https://github.com/ReactiveX
https://github.com/Reactive-E…
8.Airbnb
https://github.com/airbnb
9.Apple
https://github.com/apple
10.Uber
https://github.com/uber
11.百度
1.Baidu EFE team
https://github.com/ecomfe
2.baidu-research
https://github.com/baidu-rese…
3.echarts
https://github.com/apache/inc…
12.Bilibili（B站）
https://github.com/Bilibili
13.Yalantis（音樂播放，好多比較好的移動端效果）
https://github.com/Yalantis
https://yalantis.com/
14.Spring
https://github.com/spring-pro…
15.餓了麼
https://github.com/eleme
https://elelogistics.github.io/
16.騰訊相關
1.騰訊
https://github.com/Tencent
2.騰訊前端庫
https://github.com/AlloyTeam
3.微信開發團隊
https://github.com/WeMobileDe…
17.Yalantis（好幾個效果不錯android的控件）
https://github.com/Yalantis
18.SwiftAndroid
https://github.com/SwiftAndroid
19.Ramotion（App Development Agency | Available for new projects）
https://github.com/Ramotion
20.Tinify(壓縮圖片的那個網站)
https://github.com/tinify
21.豆瓣
https://github.com/douban
22.WeUI（微信ui）
https://github.com/weui
23.美團·大衆點評
https://github.com/Meituan-Di…
24.極光開發者
https://github.com/jpush
25.Dropbox
https://github.com/dropbox
26.伯樂在線
https://github.com/jobbole
27.grpc（gRPC：Google開源的基於HTTP/2和ProtoBuf的通用RPC框架）
https://github.com/grpc
28.Nike Inc.(耐克)
https://github.com/Nike-Inc
29.Medium
https://github.com/Medium
30.Microsoft
https://github.com/Microsoft
31.Mapbox
https://github.com/mapbox
32.JetBrains(好多ide都是他家出的)
https://github.com/JetBrains
33.滴滴出行
https://github.com/didi
34.華爲
1.主團隊
https://github.com/Huawei
2.大數據團隊
https://github.com/HuaweiBigData
3.Huawei LiteOS
https://github.com/LiteOS
35.小米
https://github.com/xiaomi
36.知乎
https://github.com/zhihu
37.vue
https://github.com/vuejs
38.iView
https://github.com/iview
39.Node
https://github.com/nodejs
40.Fuchsia
https://github.com/fuchsia-mi…
41.Flutter
https://github.com/flutter
42.Apache
https://github.com/apache
43.AMAP-Demo(高德開放平臺示例中心)
https://github.com/amap-demo
44.GitHub
https://github.com/github