Abstract: Now-a-days software development firms are adopting agile methodologies. Agile represents a group of software engineering methodologies which promise to deliver increased productivity, quality and project success rate overall in software development projects. The outline of Agile Methodologies was laid down by the Agile Manifesto, published by a group of software practitioners. This paper discusses two of the important agile methodologies Dynamic System Development Method (DSDM) and Adaptive Software Development (ASD).

Keywords: Agile Manifesto; Agile software development; Dynamic System Development Method (DSDM) and Adaptive Software Development (ASD).