.ODT File Extension

Text document created with Writer, the OpenOffice.org and StarOffice word processor; formatted using the OASIS OpenDocument XML-based standard.

OpenDocument text files can be opened and edited with any OpenOffice-compatible program, including NeoOffice (Mac), AbiWord (Mac & Windows), and KWord (Unix). They can also be imported into Google Docs, Google's Web-based word processor and spreadsheet application.