> ## Documentation Index
> Fetch the complete documentation index at: https://docs.abbyy.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Specifications

> Additional specifications for installing ABBYY FineReader Engine on Windows: system requirements, license server requirements, command-line options, and library modules.

This section contains additional specifications that may be helpful during installation.

* [System Requirements](/fine-reader/engine/specifications/system-requirements)

* [License server requirements](/fine-reader/engine/specifications/license-server-requirements)

* [Command line installation options](/fine-reader/engine/installation/installation-windows/specifications/command-line-installation-options)

* [Library modules](/fine-reader/engine/installation/installation-windows/specifications/library-modules)