Okular - Okular is a universal document viewer based developed by KDE.
Odoo - An all-integrated business app suite to unleash your growth potential.
Sumatra PDF - Sumatra PDF is a slim PDF/DjVu/EPUB/XPS/CHM/CBR/CBZ/MOBI viewer for Windows.
ERPNext - The ERP Software that helps you take full control of your business. ERPNext is both powerful and easy to use.
Foxit Reader - Foxit Reader is a free and light-weight multi-platform PDF document viewer.
DataNote ERP - DataNote ERP is a complete ERP solution built for multiple industries such as construction, engineering, food and beverages, metal processing, and healthcare, among others.