Agile Development Overview

Individuals and interactions over processes and tools

Prioritizing human collaboration in software development

Working software over comprehensive documentation

Valuing functional software more than extensive paperwork

Customer collaboration over contract negotiation

Emphasizing client involvement over rigid agreements

Responding to change over following a plan

Adapting to alterations rather than sticking strictly to initial strategies

Agility

Rapid response to change, effective communication, and incremental software delivery

Iterative approach

Releasing benefits continuously throughout the project

Trust, flexibility, empowerment, collaboration

Core values of agile projects

XP Planning

Initiating with user stories, assessing costs, forming deliverable increments

Project velocity

Used to define subsequent delivery dates in XP after the first increment

TDD (Test Driven Dev)

Emphasizing continuous testing through unit and acceptance testing in XP

Scrum

Lightweight, partitioned work into sprints, ongoing testing and documentation

Product Backlog

Prioritized list of features in Scrum

User Stories

Feature descriptions from the end user's perspective in Scrum

Sprint Backlog

Subset of the Product Backlog for a specific Sprint in Scrum

Product Increment

Output of every Sprint in Scrum, potentially releasable