什么叫珍藏，没看过代码就叫珍藏

• 汽车速度表盘
  https://github.com/glomadrian/velocimeter-view

• 心跳
  秀女朋友的利器
  https://github.com/Geek-1001/HeartProgressBar

• 酷狗滑动返回
  我好些例子都有用这库
  https://github.com/zhaozhentao/KugouLayout

• Android M权限申请
  https://github.com/tbruyelle/RxPermissions

• 数据库加密
  https://github.com/sqlcipher/android-database-sqlcipher

• 自绘波浪，烤火生烟
  刁炸天
  https://github.com/danielzeller/Depth-LIB-Android-

• Android动画
  https://github.com/daimajia/AndroidViewAnimations

• 左滑粒子删除效果
  https://github.com/ZhaoKaiQiang/ParticleLayout
  https://github.com/android-cjj/Android-MaterialDeleteLayout

• 股票_滚钱效果
  https://github.com/robinhood/ticker

• logger
  https://github.com/orhanobut/logger

• Material Dialogs
  https://github.com/afollestad/material-dialogs

• 模仿薄荷食物图书馆效果
  https://github.com/zhaozhentao/BooheeScrollView

• 自定义TabLayout
  https://github.com/H07000223/FlycoTabLayout

• 多条件筛选菜单
  https://github.com/dongjunkun/DropDownMenu

• 玻璃碎
  https://github.com/zhanyongsheng/BrokenView

• 标签控件
  https://github.com/whilu/AndroidTagView

• okhttp-utils
  https://github.com/hongyangAndroid/okhttputils

• SwipeAwayDialog
  https://github.com/kakajika/SwipeAwayDialog

• 聊天风格View
  https://github.com/Slyce-Inc/SlyceMessaging

• 摩天轮
  https://github.com/danylovolokh/LondonEyeLayoutManager

• 卡片式菜单
  https://github.com/Janseon/CardMenuView

• Funny下拉刷新_坦克
  https://github.com/Hitomis/FunGameRefresh

• Funny下拉刷新_隔板挡
  https://github.com/dasdom/BreakOutToRefresh

• Funny下拉刷新_煮汤
  https://github.com/Yalantis/pull-to-make-soup

• 电子阅读器
  https://github.com/geometer/FBReaderJ

• FlyRefresh
  https://github.com/race604/FlyRefresh

• 指示器
  https://github.com/ongakuer/CircleIndicator

• SwipeBackLayout
  https://github.com/ikew0ng/SwipeBackLayout

• CircleImageView
  https://github.com/hdodenhof/CircleImageView

• 数据统计表
  https://github.com/PhilJay/MPAndroidChart

• WheelPicker
  https://github.com/AigeStudio/WheelPicker

以下资源太多，请甚入

https://github.com/Trinea/android-open-project
https://github.com/wasabeef/awesome-android-ui
http://android-arsenal.com/
http://jcodecraeer.com/plus/list.php?tid=31
http://mobile.51cto.com/abased-434125.htm
https://github.com/AntBranch/awesome-github
http://www.itlanbao.com/
http://www.eoeandroid.com/thread-563655-1-1.html
https://github.com/Tim9Liu9/TimLiu-Android/blob/master/README.md
http://www.androidblog.cn/index.php/Source/index/p/1

最后，附上一张我浏览器收藏的地址