You should be able to convert ODT files to TXT using any modern word processor. A template however, does not usually contain actual text data.
Convert ODF text document to Simple text.
We have found 11 software records in our database eligible for .odt to .txt file format conversion.
Microsoft Windows software - convert odt to txt on Windows
A free word processing program, part of GNOME office productivity bundle
Convert from odt file format
The tables with software actions are a good pointer for what a certain program does with various file types and often may give users a good hint how to perform certain file conversion, for example the above-mentioned odt to txt. However, it is not perfect and sometimes can show results which are not really usable because of how certain programs work with files and the possible conversion is thus actually not possible at all.
A free set of productivity tools for creating and editing of various documents, spreadsheets or presentations from IBM
One of the most popular word processor program from Microsoft Office suite
Basic text editor distributed with Microsoft Windows
Older multi-platform office productivity suite
Apple macOS / Mac OS X software - convert odt to txt on OS X
A Mac version of the Abiword word processor
A full-featured set of office applications for Mac OS X
Linux/Unix software - convert odt to txt on Linux
A Linux version of the Abiword word processor
An open source word processor for Linux
Multiplatform software - convert odt to txt on any platform
Word processor and text editor from OpenOffice.org suite
On-line services software - convert odt to txt on web
Word processor web app from Google