Details of the .top file extension
The table below provides useful information about the .top file extension. It answers questions such as:
- What is the .top file?
- What program do I need to open a .top file?
- How can the .top file be opened, edited or printed?
- Where can I find the specifications for .top?
- Which MIME-type is associated with the .top extension?
- How can I convert .top files to another format?
- What are other, similar filename extensions to .top?
We hope you find this page helpful and a valuable resource!
2 extension(s) and 0 alias(es) found in database
GROMACS System Topology
TOP file is a GROMACS System Topology. GROMACS (GROningen MAchine for Chemical Simulations) is a molecular dynamics simulation package originally developed in the University of Groningen. Topology (TOP) file defines the entire systems topology, either directly or by including ITP files.
Topocad Drawing Document
TOP file is a Topocad Drawing Document. Topocad is a topographic CAD application that works with survey data from the field.
Other types of files may also use the .top file extension.
The .top 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 .top 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:
Table of Contents
Windows cannot open this file:
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 .top file association, check the FAQ.
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