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Using GitHub to Track Changes in Unity Projects with Git (2023)

Jun 9, 2023

Jun 9, 2023

Unleash the power of Git and GitHub in your Unity game development process. Learn how to track changes, compare versions, and collaborate effectively with these powerful tools. This guide walks you through setting up Git for Unity, creating a GitHub repository, connecting your project to GitHub, and tracking changes effectively.

When it comes to game development, Unity is one of the most popular platforms used by both professionals and hobbyists. As your Unity project grows, it becomes increasingly important to manage and track changes effectively. This is where Git and GitHub come into play. Git is a distributed version control system that allows you to track changes in your project, while GitHub is a hosting service for Git repositories that provides a web-based graphical interface. In this article, we will explore how to use GitHub to track changes in your Unity projects using Git.

Setting Up Git for Unity

Before we dive into the process, ensure that you have Git installed [windows 10/11 macOS] on your system. If not, you can download it from the official Git website. Once installed, you can verify the installation by typing git --version in your terminal or command prompt.

Next, you need to configure Git to work well with Unity. Unity projects often contain a lot of binary files which are not diff-able, and this can cause issues with Git. To solve this, Unity provides a .gitignore file that tells Git which files or directories to ignore in a project. You can find the .gitignore file for Unity on GitHub.

To add the .gitignore file to your project:

  1. Navigate to your Unity project directory in the terminal.

  2. Initialize a new Git repository by typing git init.

  3. Download the .gitignore file for Unity and place it in your project directory.

  4. Add the .gitignore file to your repository by typing git add .gitignore.

  5. Commit the .gitignore file by typing git commit -m "Add .gitignore".

Setting Up GitHub

If you don't already have a GitHub account, head over to the GitHub website and sign up. Once you have an account, you can create a new repository for your Unity project:

  1. Click on the '+' icon in the upper right corner and select 'New repository'.

  2. Name your repository, add a description, and choose whether to make it public or private.

  3. Do not initialize the repository with a README, .gitignore, or License. We've already set up the .gitignore in our local project.

  4. Click 'Create repository'.

Connecting Your Local Project to GitHub

Now that you have a local Git repository and a remote GitHub repository, you need to connect the two:

  1. In your terminal, navigate to your Unity project directory.

  2. Add the GitHub repository as a remote by typing git remote add origin YOUR_GITHUB_REPOSITORY_URL.

  3. Verify the remote URL by typing git remote -v.

Pushing Your Unity Project to GitHub

With everything set up, you can now push your Unity project to GitHub:

  1. Add all your project files to the Git repository by typing git add ..

  2. Commit the files by typing git commit -m "Initial commit".

  3. Push the commit to GitHub by typing git push -u origin master.

Tracking Changes

With your Unity project now on GitHub, you can easily track changes. Every time you make a change in your project:

  1. Add the changed files to the Git repository by typing git add ..

  2. Commit the changes by typing git commit -m "YOUR_COMMIT_MESSAGE".

  3. Push the commit to GitHub by typing git push.

By following these steps, you can view a history of your changes, compare different versions of your project, and even revert to a previous version if needed.

Using GitHub to track changes in your Unity projects with Git is a powerful way to manage your game development process. It not only provides a backup of your project but also allows you to collaborate with others more effectively. It's a good practice to make regular commits to your repository, ensuring each commit has a clear and concise message describing the changes made. This way, you can easily track your progress and pinpoint when any bugs or issues were introduced.

Remember, mastering these tools takes time and practice. Don't be discouraged if it seems complex at first. The more you use Git and GitHub, the more comfortable you'll become with them, and the smoother your development process will be. Happy coding!