| Workspace | One organization’s members, knowledge, and settings. The app also uses “organization” for this boundary. |
| Vault | A separate knowledge tree with its own access rules. |
| Folder | Organization within a vault. A folder does not create a separate membership boundary. |
| Page or file | An ordinary Markdown .md document. |
| Revision | A retained version or recorded change to a file or folder. |
| Connection | A machine, remote MCP client, or service endpoint with selected vault access. |
| Replica | A local working copy of the vaults assigned to a machine. |