Simple Bottom Navigation Bar for Android.

  <com.eightbitlab.bottomnavigationbar.BottomNavigationBar
      android:id="@+id/bottom_bar"
      android:layout_width="match_parent"
      android:layout_height="wrap_content"
      android:background="@color/colorPrimary"
      app:activeTabColor="@android:color/white"
      app:inactiveTabColor="@color/bottomBarDefaultTextColor"/>

  BottomBarItem item = new BottomBarItem(R.drawable.test_icon, R.string.title);

  bottomNavigationBar.addTab(item);

  bottomBar.setOnSelectListener(new BottomNavigationBar.OnSelectListener() {
      @Override
      public void onSelect(int position) {
          doStuff(position);
      }
  });

compile 'com.eightbitlab:bottomnavigationbar:0.9.5'

1. Tabs without titles are supported

2. Properly displayed in layout editor

3. Simple layout, no nested containers

4. Simple API and code

5. Smooth native animations, no alpha or requestLayout() calls

6. Properly scales to any height

7. It's tiny. Much smaller than some average bottom bar lib

1. There's only a single behavior - fixed tabs. No shifting mode, no dynamic color change of bottom bar

2. No special tablet mode

3. No badges with counters