Appium Framework development focuses on how to develop an organized code by creating some of the nuts and bolts ready for developing a framework. The following topics discussed in framework development are

Introduction to appium framework development -- Part 1 (Framework development series)

Page Object Model in Appium -- Part 2 (Mobile Framework Development series)

Data Driven Testing with Appium -- Part 3 (Mobile Framework development series)

TestNG with Appium -- Part 4 (Mobile Framework development series)

Custom TestNG suite with Appium -- Part 5 (Mobile Framework Development series)