Agile is built on the four pillars of the Agile Manifesto : prioritizing individuals, working software, customer collaboration, and responding to change over following a rigid plan. Most teams implement this through iterations lasting 1–4 weeks , allowing for rapid reevaluation.
If Agile is the mindset , XP is the toolkit . It focuses on the technical side of development to reduce risks and increase software quality. Key practices include:
Two developers working at one station to catch bugs early and share knowledge instantly.