> For the complete documentation index, see [llms.txt](https://joinpoints.gitbook.io/test-doc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://joinpoints.gitbook.io/test-doc/branchen/core-concepts.md).

# Core concepts

A few key concepts shape how everything on the platform fits together. You don't need to memorise these — but skimming them now will save you confusion later.

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><h4><i class="fa-sitemap" style="color:$primary;">:sitemap:</i></h4></td><td><strong>Workspaces &#x26; projects</strong></td><td>The two main containers — and how they relate to each other.</td><td></td></tr><tr><td><h4><i class="fa-lock" style="color:$primary;">:lock:</i></h4></td><td><strong>Permissions</strong></td><td>Who can do what, and how access flows from workspace to project.</td><td></td></tr></tbody></table>

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### The mental model in 30 seconds

You sign up and get an **account**. Your account belongs to one or more **workspaces**. Each workspace contains **projects**. Members are invited to a workspace and given a role; that role determines what they can do across all projects in that workspace.

That's it — the rest is detail.