Similar to Zimbra
Adobe Revel
Azure DevOps Server
Azure DevOps ServerAzure DevOps Server Express
Azure DevOps Services
Microsoft Business Productivity Online Suite
FirstClass
FirstClassHCL Domino
HCL NotesIBM DISOSS
IBM DISOSSIBM Workplace
IBM WorkplaceIQube
Kontact
KontactOracle Collaboration Suite
Oracle Collaboration SuitePIMSYNC
Microsoft SharePoint
SharePointStarOffice
Oracle Open OfficeSunView
SunView
Team Foundation Server
Azure DevOps ServerTeam Foundation Server Express
TWiki
TWikiVisual Studio Team Services
Aipo
コラボレーティブソフトウェア
Collaborative softwareサイボウズ
Cybozu
Kintone
サイボウズLive
シェアガント
スタディノート
操作変換
Operational transformation
