ABSTRACT

The Many approaches and methodologies are available in the development of software with error free to its end user by fulfilling the values of stake-holders. Among the available methodologies Agile is a popular methodology which is introduced in 2001. Agile consists of various development processes such as Scrum, XP, Kanban, Lean and others. Among them Lean is one of the methodology in development of software domain which is adapted from Toyota Production System. This paper concentrates on how Lean sustains in the business stagnation because there exists some problems such as missing deadline, over development and ineffective management. Lean is having its own advantages and pitfalls. To overcome the pitfalls of Lean an adaptive approach is needed which may fit with existing industry standards.

Keywords: - Agile, Lean, Elimination of Waste, Stream, Alterable programming