Documentation
Complete documentation for Multi Host and Multi Forum Host, covering installation, configuration, security, storage, and operational best practices.
Updated October 2025
Welcome to the Multi Host documentation. These pages cover everything needed to install, configure, and operate the platform effectively. Whether you're setting up a new installation or maintaining an existing deployment, you'll find guidance here.
Getting Started
New to Multi Host? Begin with the fundamentals:
Getting StartedInstallation prerequisites, initial setup, and first configuration steps.Hosting RequirementsServer specifications, PHP versions, extensions, and database requirements.
Configuration
Detailed reference for all configuration options:
Configuration ReferenceComplete reference for configuration files and available settings.Storage and PathsStorage backends, directory structures, and path configuration.
Security
Essential security guidance for production deployments:
Guides
Step-by-step guides for specific tasks:
- Securing File Uploads - Validation, sanitisation, and safe storage practices
- Image Optimisation and Thumbnails - Processing pipelines and quality settings
- Rate Limiting and Abuse Control - Protecting against abuse and overload
- Deploying Behind a Reverse Proxy - CDN and proxy configuration patterns
Additional Resources
- Multi Host Overview - Platform capabilities and architecture
- Multi Forum Host - Community and moderation features
- Changelog - Documentation updates and changes