.ODT

.ODT file extension

This is the basic program to work with .ODT extension

OpenOffice

OpenOffice OpenDocument Text

OpenOffice.org is an office suite designed for word processing, spreadsheets, presentations, graphics and databases. It lets you create mathematical equations with a graphic user interface or by directly typing your formulas into the equation editor. You can also produce everything from simple diagrams to dynamic 3D illustrations... (more)

The program works with the following extensions: sfs, ots, sxd, sxi, scc, ott, sxm, oxt, sxw, pot, vor, pps, xlw, dot, sda, odb, smf, sdc, pdt, odf, sdd, psw, odg, sds, pwd, odm, sdw, pwi, odp, sgl, pwt, ods, stc, xlt, odt, std, sqf, otg, sti, smd, oth, stw, otp, sxc and fods

.ODT extension is also supported by the following programs:

WordPerfect Office X4

WordPerfect Office X4

A complete office suite ideal for organizations, governments, and consumers.
TextMaker Viewer

TextMaker Viewer TextMaker Document

TextMaker Viewer is free utility for, showing, and printing text documents.
Firefox

Firefox Google Docs & Spreadsheets

Surf the Internet securely on an open-source web browser.
AbiWord

AbiWord AbiWord Document

AbiWord is a free word processing program similar to Microsoft® Word.