The table below provides some useful information about the .master extension. It answers questions such as:
- What is the .master file?
- What program do I need to open a .master file?
- Where can I find the specifications for .master?
- How can I convert .master file to another format?
We hope you find this page helpful and a valuable resource.
Details of extension .master
1 extension(s) and 0 alias(es) found in database.
Problems with .master files?
First check your registry for hidden errors!
| Extension: | .master |
|---|---|
| Type: | ASP.NET Master Page |
| Category: | Development |
| Mime type: | application/octet-stream |
| Description: | |
| MASTER file is an ASP.NET Master Page. ASP.NET master pages allow you to create a consistent layout for the pages in your application. A single master page defines the look and feel and standard behavior that you want for all of the pages (or a group of pages) in your application. | |
| [Detailed description] [Sample not yet available] | |
| Open with: | Visual Studio - Visual Web Developer |
| Program name: | |
| Related links: | |
| none | |
| Aliases: | |
| none | |
| Related extensions: | |
| asa, asax, ascx, ashx, asmx, asp, aspx, axd, cfc, cfm, css, ece, hta, htm, inc, jml, mht, mspx, php, resx, rhtml, shtm, svc, xpf | |
Recommended software for .master files
Cannot open .master files on your system?
When windows gives you an error message saying that it cannot open
.master files, this means either:
- You need to identify a program that can open the file or
- Your registry may be damaged.
RECOMMENDED:
In both cases it is strongly recommended that you
run a free scan for registry errors.









