Viewing your milestone's progress
In order to track your milestones, you'll want to get a better understanding of how many open issues and pull requests are remaining.
On GitHub, navigate to the main page of the repository.
Under your repository name, click Issues or Pull requests.
In the upper-left corner, click Milestones.
Select the milestone you wish to see more information about.
To better manage your project, you can prioritize issues or pull requests within a milestone. For more information, see "About milestones."