2. Introduction
3. Welcome and Overview
5. Setup
6. Installation
7. Security
8. Using Postgres
9. Configuring a Reverse Proxy
10. Configuring a Forward/Outbound Proxy
11. Configuring a Turn Server
    1. coturn TURN server
    2. eturnal TURN server
12. Delegation
14. Upgrading
15. Upgrading between Synapse Versions
17. Usage
18. Federation
19. Configuration
    1. Configuration Manual
    2. Homeserver Sample Config File
    3. Logging Sample Config File
    4. Structured Logging
    5. Templates
    6. User Authentication
       1. Single-Sign On
          1. OpenID Connect
          2. SAML
          3. CAS
          4. SSO Mapping Providers
       2. Password Auth Providers
       3. JSON Web Tokens
       4. Refresh Tokens
    7. Registration Captcha
    8. Application Services
    9. Server Notices
    10. Consent Tracking
    11. User Directory
    12. Message Retention Policies
    13. Pluggable Modules
        1. Writing a module
           1. Spam checker callbacks
           2. Third-party rules callbacks
           3. Presence router callbacks
           4. Account validity callbacks
           5. Password auth provider callbacks
           6. Background update controller callbacks
           7. Account data callbacks
           8. Add extra fields to client events unsigned section callbacks
           9. Media repository callbacks
           10. Ratelimit callbacks
           11. Porting a legacy module to the new interface
    14. Workers
        1. Using synctl with Workers
        2. Systemd
20. Administration
    1. Backups
    2. Admin API
       1. Account Validity
       2. Background Updates
       3. Fetch Event
       4. Event Reports
       5. Experimental Features
       6. Media
       7. Purge History
       8. Register Users
       9. Registration Tokens
       10. Manipulate Room Membership
       11. Rooms
       12. Scheduled tasks
       13. Server Notices
       14. Statistics
       15. Users
       16. Server Version
       17. Federation
       18. Client-Server API Extensions
    3. Manhole
    4. Monitoring
       1. Reporting Homeserver Usage Statistics
    5. Monthly Active Users
    6. Understanding Synapse Through Grafana Graphs
    7. Useful SQL for Admins
    8. Database Maintenance Tools
    9. State Groups
    10. Request log format
    11. Admin FAQ
    12. Scripts
22. Development
23. Contributing Guide
24. Code Style
25. Reviewing Code
26. Release Cycle
27. Git Usage
28. Testing
    1. Demo scripts
29. OpenTracing
30. Database Schemas
31. Experimental features
32. Dependency management
33. Synapse Architecture
    1. Cancellation
    2. Log Contexts
    3. Replication
    4. Streams
    5. TCP Replication
    6. Faster remote joins
34. Internal Documentation
    1. Single Sign-On
       1. SAML
       2. CAS
    2. Room DAG concepts
    3. State Resolution
       1. The Auth Chain Difference Algorithm
    4. Media Repository
    5. Room and User Statistics
    6. Releasing
       1. Release Notes Review Checklist
35. Scripts
37. Other
38. Dependency Deprecation Policy
39. Running Synapse on a Single-Board Computer