LibreOffice ie previously known as OpenOffice which is an open source office suite including text editor, spreadsheet and presentation tools.

WPS Office is an office suite for Microsoft Windows, Linux, iOS and Android OS.

Nevron Writer is a Text Processor, which serves as replacement of the Microsoft Word text editor.

LibreOffice is a free and open source office suite.

Apache OpenOffice is a free office package with a text editor, spreadsheet and presentation software.

WPS Office is an office suite for Microsoft Windows, Linux, iOS, Android.

Kingsoft Spreadsheets is a spreadsheets application plus PDF converter software.

Corel WordPerfect Office (WP) is a word processing application.