Agile delivery is an iterative approach to project management that focuses on delivering value early, frequently adapting to change, and maintaining continuous customer feedback. Rather than executing a project sequentially, teams break work into small increments to maximize flexibility and product quality.

The most common types and frameworks of agile delivery include the following structured methodologies:

1. Scrum

Scrum is the most widely used agile framework, characterized by highly structured, time-boxed iterations called Sprints (typically 1 to 4 weeks long).

• Key Concept: Teams work toward a single, actionable goal during each sprint.
• Key Roles: Product Owner (represents the customer), Scrum Master (removes obstacles and enforces the framework), and Developers.
• Best For: Projects where requirements change frequently and close collaboration with clients is required.

2. Kanban

Kanban is a visual workflow management system that emphasizes continuous delivery and transparency without strict time-boxed iterations.

• Key Concept: Work is tracked on a Kanban board divided into columns (e.g., “To Do,” “In Progress,” “Done”).
• Key Roles: Self-organizing teams with a pull-based approach.
• Best For: Operational workflows, support/maintenance teams, and organizations that need to limit “work in progress” (WIP) to prevent bottlenecks.

3. Lean Software Development

Adapted from Toyota’s lean manufacturing principles, Lean focuses on maximizing customer value while minimizing waste.

• Key Concept: Focuses on “eliminating waste” (anything that doesn’t add value to the end user), amplifying learning, and delivering as fast as possible.
• Best For: Optimizing overall organizational workflows and reducing overhead.

4. Extreme Programming (XP)

XP focuses heavily on technical excellence and software engineering practices to boost product quality and responsiveness.

• Key Concept: Uses practices like pair programming, test-driven development (TDD), and continuous integration.
• Best For: Development teams that need to release updates frequently while maintaining strict quality and low bug rates.

5. Feature-Driven Development (FDD)

FDD is a model-driven approach that is highly structured and focuses on building software in short, feature-by-feature iterations.

• Key Concept: Work revolves around creating detailed software models and planning by specific features, which are built one by one.
• Best For: Teams that prefer structured, step-by-step processes or environments with traditional hierarchical structures.

6. Scaled Agile Framework (SAFe)

SAFe is designed for larger enterprises that need to align cross-functional, multiple Agile teams toward a single business strategy.

• Key Concept: Blends Lean, Agile, and DevOps principles to coordinate alignment, governance, and delivery across a massive scale.
• Best For: Large organizations and complex projects requiring multiple teams to coordinate efforts.

For further implementation details, you can refer to comprehensive resources like the Atlassian Agile Project Management Guide or the ICAgile Types of Agile Methodology Overview.