Files with nsf extension can be mainly found as databases in Notes Storage Facility format, created by IBM Lotus Notes and often used by IBM Domino Servers.

There are 2 other file types using
the NSF file extension!

empty icon.nsf - NES sound data

empty icon.nsf - Sunstar embroidery stitch

Detailed description

Software that open nsf file

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NSF file extension - Lotus Notes database

What is nsf file? How to open nsf files?

File type specification:

Various data file type icon Various data file type

File extension nsf is associated with the IBM Lotus Notes, software for rich desktop experience that helps users to locate, transform and share content, developed by IBM Corporation.

NSF is abbreviation for Notes Storage Facility, a special file format for databases used by Lotus Notes. These databases are often available for download from Lotus Domino Servers.

MIME types:

This nsf file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open nsf file:

IBM Notes (Lotus Notes) icon

IBM logoIBM Notes (Lotus Notes)  Microsoft Windows software

Company or developer:

IBM Notes (formerly Lotus Notes) is a multi-user client-server cross-platform application runtime environment for Lotus Domino/Notes suite. It can be used for many applications as well as for internal communication collaborative applications, including e-mails, calendaring, PIM, instant messaging, Web browsing, and a variety of feature-rich custom applications. It can be used to access both local- and server-based applications and data.

The current version of IBM Notes is 9.

Lotus Domino icon

IBM logoLotus Domino  Microsoft Windows software

Company or developer:

Lotus Domino is collaboration software developed by IBM. It can be used as a core e-mail and enterprise scheduling application for companies.

Help how to open:

Use Lotus Notes to work with the *.nsf file.

How to convert:

Compatible tools may be able to export *.nsf files to other formats.

Find conversions from nsf file:

nsf to nsg

nsf to nsh

nsf to txt

Find converter to nsf file type:

ntf to nsf

List of software applications associated to the .nsf file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open nsf file, edit nsf file, convert nsf file, view nsf file, play nsf file etc. (if exist software for corresponding action in's database).

Click on the tab below to simply browse between the application actions, to quickly get a list of recommended software, which is able to perform the specified software action, such as opening, editing or converting nsf files.

Software that open nsf file - Lotus Notes database

Programs supporting the exension nsf on the main platforms Windows, Mac, Linux or mobile. Click on the link to get more information about IBM Notes (Lotus Notes) for open nsf file action.

Microsoft Windows:

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