Use issues to track ideas, enhancements, tasks, or bugs for work on GitHub. Many projects collect user feedback via a central bug tracker. GitHub's tracker is called "Issues," and can be used with every repository.
GitLab is the first single application built from the ground up for all stages of the DevOps lifecycle for Product, Development, QA, Security, and Operations teams to work concurrently on the same project.
GitHub Project boards help you organize and prioritize your work. You can create project boards for specific feature work, comprehensive roadmaps, or even release checklists. You have the flexibility to create customized workflows that suit your needs.