With Filestar you get 25 different skills for working productively with ODF Master Document Template (.otm) files.
About .Otm
Name
ODF Master Document Template
Extension
.otm
Category
Document
Developer
OpenDocument Foundation
Description
OTM (ODF Master Document Template) files are OpenDocument Text (ODT) templates used with LibreOffice Writer. They include the formatting, styles, text, and structure for creating a new document. OTM files can be used to create multiple documents with the same look and feel.