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.NITF·File Extension

NITF Data & Text — A .nitf file is a NITF Data & Text. It is a text-based data format widely used for configuration files, data interchange and API payloads.

Data & Textapplication/vnd.nitf

Quick facts

Extension.nitf

File typeNITF Data & Text

MIME typeapplication/vnd.nitf

CategoryData & Text

Charset—

Compressible—

What is .nitf

What is a .nitf file?

A .nitf file is a NITF Data & Text. It is a text-based data format widely used for configuration files, data interchange and API payloads.

In the mime-db registry it maps to application/vnd.nitf. When serving .nitf over HTTP, set the Content-Type header as shown in Developer info below.

Related entities: it maps to application/vnd.nitf — and is delivered over HTTP via the Content-Type header.

How to open .nitf files

Use VS Code or Notepad++ to open and edit .nitf files.
Any text editor (Notepad, VS Code) can inspect the raw content as text.

Developer info

When served over HTTP, responses should set the following header:

Content-Type: application/vnd.nitf

Common software that reads/writes .nitf:

VS CodeNotepad++Sublime Textjq

Relation chain

.nitfextension of

format

NITF Data & Textserved as

mime type

application/vnd.nitfsent via header

http header

Related extensions

Related MIME types

Common uses

Configuration files
Data interchange between systems
API request and response payloads
Logs and data exports

How to edit .nitf files

Open the file with VS Code, make your changes and save.
Most editors preserve the original formatting and encoding — avoid changing the charset.

How to create .nitf files

Create a new file and save it with the .nitf extension, or export this format from VS Code.

Frequently asked questions

What programs can open .nitf files?

Common options include VS Code, Notepad++, Sublime Text. You can also open many of these files with built-in viewers or a browser.

How do I create a .nitf file?

Create a new file in any text editor or the app that owns the format and save it with the .nitf extension.

What is the relationship between .nitf and the application/vnd.nitf MIME type?

application/vnd.nitf is the media type identifier used for .nitf files during network transfer (for example in the HTTP Content-Type header).

Sources & standards

Updated 2026-09-13

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