LibreOffice
Open Source
LibreOffice ie previously known as OpenOffice which is an open source office suite including text editor, spreadsheet and presentation tools.
WPS Office
Freemium
WPS Office is an office suite for Microsoft Windows, Linux, iOS and Android OS.
Claws Mail
Open Source
Claws Mail is a free and open-source, GTK+-based email and news client. It offers easy configuration and an abundance of features.
Kontact - KMail
Open Source
KMail is the email component of Kontact, the integrated personal information manager from KDE.
Apache OpenOffice
Open Source
Apache OpenOffice is a free office package with a text editor, spreadsheet and presentation software.
ONLYOFFICE
Open Source
ONLYOFFICE Document Server is an online office suite comprising viewers and editors for texts, spreadsheets and presentations.
OpenProject
Open Source
OpenProject is a web-based project management system for location-independent team collaboration.
Compare Open365 with alternatives
Compare LibreOffice and Open365 and decide which is most suitable for you.
Compare Apache OpenOffice and Open365 and decide which is most suitable for you.
Compare OpenProject and Open365 and decide which is most suitable for you.
Compare Kontact - KMail and Open365 and decide which is most suitable for you.