Grav is a self-hosted content management system that is written in the PHP programming language. They offer an easy-to-use graphical interface for non-technical users to augment articles and content while the developers utilize their time to manage the code. Also, Grav is regarded as a fast, simple, and flexible file-based web platform.

Prime features of Grav:

Grav is fast, extensible, and open-source.

The Grav admin plugin offers a simple and intuitive interface to make content creation easy.

It makes use of the flat file database for both backend and frontend.

Flat-File Architecture: Grav has the highly optimized flat-file architecture and is fast and flexible to use.

Smart caching: The system of Grav uses the sophisticated caching and it knows very well when to update the cache automatically.

CLI Tools: Command line tools such as dependency installation, cache clearing, user creation, and backups!

Powerful Configuration Overrides: It allows the ultimate in It also allows the configuration flexibility with the Powerful YAML-based configuration with environment-based overrides

Multi-Site Capabilities: Grav also allows you to run multiple sites, as well as with the other advanced setups options also.

SEO Friendly: Grav is SEO Friendly. It provides the Human-readable URLs along with site-wide and per-page metadata.

Routing and Redirection: Grav provides the Powerful site-wide and per-page routing and redirection capabilities provide enhanced usability and SEO flexibility.

Users and Roles: Users and roles can be easily created and you can easily set the permissions to restrict access to any page.

Simple Backups / Restore: Grav is the file based architecture which means that backing up and restoring your data is trivial.

Minimal Requirements: Grav runs on PHP 5.5.9 and greater, including 99% of web servers, out-of-the-box and has the minimum requirements