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Git Flow vs. Trunk-Based Development

· 2 min read
Szymon Michalak
Szymon Michalak
iOS Developer
Sources & Resources

Main Source: đź”— Git Flow

Additional Sources:

Further Reading:

TL/DR

Git Flow and trunk-based development are two version control strategies with distinct advantages. Git Flow emphasizes structured branching and code reviews, making it ideal for open-source projects or teams with junior developers. Trunk-based development, on the other hand, focuses on continuous integration and rapid deployment, which suits startups and teams with experienced developers.

Concept Overview​

Version control systems are crucial in software development, enabling teams to track changes, collaborate efficiently, and manage project history. Among the various strategies, Git Flow and trunk-based development are widely used but differ in approach and application.

  • Git Flow:
    • Involves creating feature branches off a develop branch.
    • Changes are merged back through pull requests, ensuring code quality through peer reviews.
    • It’s particularly useful in environments where code quality and control are prioritized over development speed.
  • Trunk-Based Development:
    • Developers work directly on a single branch, often the master.
    • Encourages continuous integration and short-lived feature branches.
    • Suited for fast-paced environments where rapid iteration and deployment are crucial.

Real-World Applications​

  • Git Flow is ideal for large projects with a lot of contributors, such as open-source projects, where it’s essential to have controlled and well-reviewed code integration.

  • Trunk-based development works best in startup environments or in teams composed of senior developers who can be trusted to push directly to production, ensuring faster delivery without the bottlenecks of pull requests.

Common Mistakes​

  • Git Flow: Overly complex branch structures can lead to difficult merges and integration challenges, especially in fast-moving projects.

  • Trunk-based Development: Without rigorous testing and discipline, it can lead to unstable builds being pushed to production.

Diagrams/Visual Aids​

  • Git Flow: Git Flow Diagram

  • Trunk-Based Development: Trunk-Based Development Diagram

In Bullets
  • Git Flow: Best for environments needing strict code reviews and controlled integration.
  • Trunk-based Development: Suited for fast-paced, continuous integration environments.
  • Critical Decision Factor: Choose based on the project's need for speed vs. control.