WPS Office - Would you need Office Word, Excel or PowerPoint for Home, business or School? WPS.com would give you right version for you.
dapulse - Lead by showing your team the Big Picture. Get everyone working together on what's important.
ONLYOFFICE - ONLYOFFICE is a complete office and productivity suite.
Nintex - Cloud-based digital workflow management automation platform
LibreOffice - Free office suite, open source, and compatible with .doc, .docx, .xls, .xlsx, .ppt, .pptx files. Updated regularly – download for free. Originally based on OpenOffice.org.
Bizagi - Bizagi is a Business Process Management (BPMS) solution for faster and flexible process automation. It's powerful yet intuitive BPM Suite is designed to make your business more agile.