docs: add PR Voyager vs CodeSandbox CI section

README.md

@@ -96,3 +96,24 @@ For instance, if you want to manually create the `.npmrc` file before running th
       GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 -     NPM_TOKEN: ${{ secrets.NPM_TOKEN }}
 ```
+
+## PR Voyager vs CodeSandbox CI
+
+PR Voyager and [CodeSandbox CI](https://codesandbox.io/docs/learn/sandboxes/ci) are both GitHub-based services designed to assist with the development and testing of npm packages. However, they have several important differences that set them apart.
+
+### PR Voyager
+
+- GitHub Action: PR Voyager is a GitHub Action, automating the package build, test, and publishing processes within GitHub workflows.
+- Support for Public and Private Repositories: PR Voyager supports both public and private repositories.
+- Flexible Workflow: As a GitHub Action, PR Voyager offers users the freedom to tailor their workflows, providing flexibility for customizing package manager versions and build steps.
+
+### CodeSandbox CI
+
+- GitHub App: CodeSandbox CI is a GitHub App, simplifying setup and integration within repositories.
+- Support for Public Repositories only: CodeSandbox CI supports public repositories only. Note that it may not be available for private repositories.
+- Simplified Configuration: Utilizing a configuration file named .codesandbox/ci.json, CodeSandbox CI is straightforward to set up. However, it lacks the ability to specify package manager versions, limiting its adaptability.
+- Integration with CodeSandbox: CodeSandbox CI makes it easy to test changes within CodeSandbox, allowing for immediate verification of modifications.
+
+### Conclusion
+
+PR Voyager and CodeSandbox CI each provide distinct approaches for building and testing packages within GitHub repositories. While PR Voyager offers support for both public and private repositories and provides extensive customization, CodeSandbox CI is tailored primarily for public repositories and offers seamless integration with CodeSandbox. Choose the tool that best suits your project's needs and build an effective development process.