Directus

1. Overview

   What Directus is and its architecture.

2. Data Model

   Collections, fields, and relationships.

3. Collections and Fields

   Creating collections and field types.

4. Relationships

   M2O, O2M, M2M, and M2A.

5. Connect: REST and GraphQL

   Query parameters, filters, and relational querying.

6. Filter Rules

   Filter operators and dynamic variables.

7. Authentication

   Tokens, cookies, and sessions.

8. Access Control

   Roles, policies, and permissions.

9. Files

   File storage, upload, and transforms.

10. Flows and Automation

    Event-driven automations.

11. Realtime

    WebSocket subscriptions.

12. Extensions

    API and app extensions.

13. Configuration

    Environment variables and settings.

14. Self-hosting

    Deploying and upgrading.

Each section links to the official page. Titles and summaries by Extra Credit; the docs belong to their authors.