Agile is a software development approach that focuses on iterative and incremental development. It emphasizes collaboration, flexibility, and customer involvement throughout the development process. In the context of web development, Agile methodologies can be highly effective in delivering projects on time and in alignment with customer needs.

Some key principles of Agile web development include:

1. Iterative Development: Instead of working on a project as a single large phase, Agile breaks it down into smaller iterations or sprints. Each iteration results in a potentially shippable product increment.
2. Customer Collaboration: Agile encourages continuous collaboration between the development team and the customer or stakeholders. Regular feedback ensures that the project stays on track and meets the user’s needs.
3. Adaptability: Agile processes are designed to be flexible and responsive to change. If requirements or priorities shift during development, Agile teams can adjust their plans accordingly.
4. Cross-Functional Teams: Agile teams are typically multidisciplinary, with members having different skills and expertise. This enables faster decision-making and a more holistic approach to development.
5. Working Software: The primary measure of progress in Agile is the working software. This means that each iteration should result in functional, usable features.
6. Continuous Improvement: After each iteration, Agile teams hold retrospective meetings to identify what went well and what could be improved. This leads to continuous refinement and enhancement of the development process.