Files with otp file extension can be commonly found as presentation templates for OpenOffice.org Impress and other Oasis standard based presentation software.
There are 2 other file types using
the OTP file extension!
.otp - Origin graphic template
.otp - Top Secret Crypto Gold one time pad key file
Software that open otp file
OTP file extension - OpenOffice.org presentation template
What is otp file? How to open otp files?
The otp file extension is traditionally used for presentation templates in OpenOffice.org and similar Oasis based office suites. These templates are used to quickly created presentations with pre-defined layout and settings.
The OpenDocument Format (ODF) is an open XML-based document file format for office applications to be used for documents containing text, spreadsheets, charts, and graphical elements.
Mime types:
application/vnd.oasis.opendocument.presentation-template
The default software associated to open otp file:
Company or developer:
Oracle Corporation
A multi-platform commercial office suite based on OpenOffice.org suite originally developed by Sun. StarOffice is able to create text documents, spreadsheets, presentations databases etc. Development of StarOffice was ended in 2011.
Company or developer:
The Document Foundation
LibreOffice Impress is a complete multimedia presentation software that supports all modern presentation formats. It's an open source software that comes as an integral part of LibreOffice suite.
Apache OpenOffice Impress (OpenOffice.org Impress) 
Company or developer:
OpenOffice.org Project Team
Apache OpenOffice Impress (OpenOffice.org Impress) is a powerful open-source presentation program, with which users can create professional looking presentations with many graphical effects. It is also compatible with Microsoft PowerPoint formats. Impress comes as part of OpenOffice.org productivity suite.
List of software applications associated to the .otp file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open otp file, edit otp file, convert otp file, view otp file, play otp file etc. (if exist software for corresponding action in File-Extensions.org's database).
Hint:
Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting otp files.
Software that open otp file - OpenOffice.org presentation template
Programs supporting the exension otp on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about listed programs for open otp file action.
Microsoft Windows:
Main software associated with otp file by default:
StarOffice
Other suggested software:
IBM Lotus Symphony
Multiplatform:
Main software associated with otp file by default:
LibreOffice Impress
Apache OpenOffice Impress (OpenOffice.org Impress)
