CentralNotice From Wikipedia, the free encyclopedia Jump to: navigation , search "Operation Transformation" redirects here. For the cross-media event, see Operation Transformation (TV series) . Operational transformation ( OT ) is a technology for supporting a range of collaboration functionalities in advanced collaborative software systems. OT was originally invented for consistency maintenance and concurrency control in collaborative editing of plain text documents. Two decades of research has extended its capabilities and expanded its applications to include group undo, locking, conflict resolution, operation notification and compression, group-awareness, HTML/XML and tree-structured document editing, collaborative office productivity tools, application-sharing, and collaborative computer-aided media design tools (see OTFAQ ). In 2009 OT was adopted as a core techniq...