• User guides: technical content to guide regular users from point A to point B,
  • Admin guides: technical content to guide administrators of GitLab instances from point A to point B,
  • Technical Overviews: technical content describing features, solutions, and third-party integrations,
  • Tutorials: technical content provided step-by-step on how to do things, or how to reach specific objectives.

-- GitLab, Types of Technical Articles

Recommendation

One more category seems to exist among technical articles as well - a recommendation. This is the type a typical "published paper" represents, analyzing facts and drawing conclusions basing on them.