Downloading xlsgen 4.0 from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this software available. The xlsgen installer is commonly called Check Update.exe.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. This software is an intellectual property of ARsT design. The software lies within Office Tools, more precisely Document management. The following versions: 4.0, 3.5 and 3.0 are the most frequently downloaded ones by the program users.
From the developer:
xlsgen is a program that allows you to read, write, calculate, display, and print Excel spreadsheets without using Excel. Virtually any programming environment can be used, including C/C+, VB, Java, C#/VB.NET, Delphi, and so on thanks to its COM-based programming interface. The program generates files for all versions of Excel and exports your reports as PDF, ODF, XPS, HTML, CSV, and XML.
You may want to check out more software, such as xlsgen style reduction, which might be similar to xlsgen.