A daily updated filename extension database!

QD7 file extension

The table below provides useful information about the .qd7 file extension. It answers questions such as:

  • What is the .qd7 file?
  • What program do I need to open a .qd7 file?
  • How can the .qd7 file be opened, edited or printed?
  • How can I convert .qd7 files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 0 alias(es) found in database

✅ SAS 7 Sequential Engine Data

QD7 file is a SAS 7 Sequential Engine Data. SAS (Statistical Analysis System) is an integrated system of software products provided by SAS Institute.
QD7 format description not yet available
Application: Base SAS
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QD7 aliases:
QD7 related links:
QD7 related extensions:
SAS Data Set

SAS Index

SAS Catalog

SAS Audit Data

SAS Access Descriptor

SAS Data Mining Database

SAS Program

SAS View

SAS Stored Program

SAS Consolidation Database

✅ Omnis Quartz Segment 7 Data

QD7 file is an Omnis Quartz Segment 7 Data. Omnis Quartz is a database manager operating within the Windows environment.
QD7 format description not yet available
Category: Data files
Application: Omnis Quartz
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
QD7 aliases:
QD7 related links:
QD7 related extensions:
Omnis Quartz Audio

Omnis Quartz Application

Omnis Quartz Segment 8 Data

Omnis Quartz Segment 10 Data

Omnis Quartz Segment 3 Data

Omnis Quartz Segment 4 Data

Omnis Quartz Segment 5 Data

Omnis Quartz Segment 6 Data

Omnis Quartz Segment 9 Data

Omnis Quartz Segment 1 Data

Other types of files may also use the .qd7 file extension.

🚫 The .qd7 file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

qc7, qd, qdi, qdu, qf7, qr7, qs7, qv7

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

SAS 7 Sequential Engine Catalog Data
SAS 7 Sequential Engine Item Store Data
Sharp MZ-series Emulator Quick Disk Data
SAS 7 SE Stored Data Step Program
Quicken Data Index
SAS 7 Sequential Engine View Data
Quanquest Data Mapping Data
The Suffering: Ties That Bind Game Data
SAS 7 Sequential Engine FDB Data

🔴 Can't open a .qd7 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:

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 .qd7 file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .qd7 file extension, write to us!

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