GitHub vs GitLab Pages: What are the differences?
GitHub: Powerful collaboration, review, and code management for open source and private development projects. GitHub is the best place to share code with friends, co-workers, classmates, and complete strangers. Over three million people use GitHub to build amazing things together; GitLab Pages: Create websites for your GitLab projects, groups, or user account. Host your static websites on GitLab.com for free, or on your own GitLab Enterprise Edition instance. Use any static website generator: Jekyll, Middleman, Hexo, Hugo, Pelican, and more.
GitHub can be classified as a tool in the "Code Collaboration & Version Control" category, while GitLab Pages is grouped under "Static Web Hosting".
According to the StackShare community, GitHub has a broader approval, being mentioned in 4714 company stacks & 6100 developers stacks; compared to GitLab Pages, which is listed in 15 company stacks and 22 developer stacks.