OTF file extension
The table below provides useful information about the .otf file extension. It answers questions such as:
- What is the .otf file?
- What program do I need to open a .otf file?
- How can the .otf file be opened, edited or printed?
- How can I convert .otf files to another format?
Table of Contents
- ✅ OpenDocument Formula Template
- ✅ OpenType Font
- ✅ VAMPIR Open Trace Format Data
- 🔄 .otf file converters
- 🚫 .otf file related errors
We hope you find this page helpful and a valuable resource!
3 extension(s) and 0 alias(es) found in database
✅ OpenDocument Formula Template

OTF file is an OpenDocument Formula template.
✅ OpenType Font

OTF file is an OpenType Font. OpenType is a format for scalable computer fonts.
✅ VAMPIR Open Trace Format Data

OTF file is a VAMPIR Open Trace Format Data. VAMPIR is a commercial trace-based performance analysis tool from the Technische Universitat Dresden.
Other types of files may also use the .otf file extension.
🚫 The .otf file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .otf file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.otf
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .otf file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .otf file extension, write to us!