System Requirements

Before installing OCR Xpress for Node.js, make sure your computer system meets the minimum requirements detailed below:

For Linux:

x86_64 architecture
Node.js x64 8.0 or greater and npm
GCC 4.8.1 or greater
g++ 4.8.1 or greater
JRE x64 1.8 (to run License Manager and Server Licensing Utility)

For Windows:

x86_64 architecture
Node.js x64 8.0 or greater and npm
Visual Studio 2015 and select Common Tools for Visual C++ during setup. This also works with the free Community and Express for Desktop editions.
Python 2.7
JRE x64 1.8 (to run License Manager and Server Licensing Utility)

Check the Version

For Linux:

To check the version of nodejs, gcc, g++and java on your machine use the following code from a Linux terminal:

	Copy Code
$ node -v $ gcc --version $ g++ -v $ java -version

For Windows:

To check the version of nodejs, python, and java on your machine use the following code from a cmd terminal:

	Copy Code
$ node -v $ python --version $ java -version

Operating System

For Linux:

OCR Xpress for Node.js has been tested on Ubuntu (64-bit) and CentOS (64-bit).

It should also run on other Linux distributions, as long as they fully satisfy the requirements listed in this section.

For Windows:

OCR Xpress for Node.js has been tested on Windows 7 (requires .NET Framework 4.5.1), Windows 8, Windows 10, Windows Server 2008 R2, Windows Server 2012 and Windows Server 2012 R2.