GitLab Pages vs Slate: What are the differences?
What is 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.
What is Slate? Beautiful static documentation for your API, inspired by Stripe's and Paypal's API docs. Slate helps you create beautiful API documentation. Think of it as an intelligent, responsive documentation template for your API.
GitLab Pages belongs to "Static Web Hosting" category of the tech stack, while Slate can be primarily classified under "Documentation as a Service & Tools".
Slate is an open source tool with 27.4K GitHub stars and 17.1K GitHub forks. Here's a link to Slate's open source repository on GitHub.