Collabora Online Development Edition
Self-HostedOpen-source self-hosted office suite for real-time collaboration
CryptPad
Self-HostedOpen-source, privacy-first collaborative office suite
Digislides
Self-HostedOpen-source presentation tool for self-hosted office suites
Etherpad
Self-HostedOpen-source real-time collaborative text editor
Grist
Self-HostedOpen-source spreadsheet-database hybrid for collaborative data management
ONLYOFFICE
Self-HostedOpen-source office suite for collaborative document editing
FreeOffice
WinA free, MS Office-compatible office suite for Windows
LibreOffice
WinFree, open-source office suite for Windows
Microsoft Office
WinAll-in-one office suite for Windows productivity and collaboration
NitroPDF
WinPowerful PDF editor and converter for Windows workflows
OnlyOffice
WinAll-in-one office suite for Windows with collaboration tools
OpenOffice
WinFree open-source office suite for Windows
WPS Office
WinAll-in-one office suite for Windows with MS Office compatibility
PDFGear
WinAll-in-one free PDF tool for Windows with AI capabilities