GFF3 File Type

- The quick facts

What are GFF3 files and how to open them

Are you having problems opening a GFF3 file or just wondering what they contain? We explain what these files are used for and show you software that we know can open or otherwise handle your files.

What is a GFF3 file?

A .GFF3 file is a Generic Feature Format Version 3 file. Through our analysis of GFF3 files, we know that one use of the format is Generic Feature Format Version 3. We have not yet described in detail what these files contain and what they are used for, but our team is working tiredlessly through thousands of file formats. We'd love hearing from you if you have information about the format.

How to open GFF3 files

Important: Different programs may use files with the GFF3 file extension for different purposes, so unless you are sure which format your GFF3 file is, you may need to try a few different programs.

We have not yet verified any programs for Windows that work with this specific file format. If you know one, please use the 'Suggest a program' link below. Thanks!

Last updated: February 26, 2011

Suggest another file format using extension GFF3

While we know of one file format using the .GFF3 file extension, there may be more. It is widespread that different programs use files with the same file extension for very different types of data. Please let us know if you are aware of a different kind of .GFF3 file.