FRQ file format description

Many people share .frq files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .frq file can be edited, converted or printed with. On this page, we try to provide assistance for handling .frq files.

3 filename extension(s) found in our database.

.frq - Lucene Frequencies File

The FRQ data files are related to Apache Lucene. The FRQ file is a Lucene Frequencies File. Apache Lucene is a free/open source information retrieval software library, originally created in Java by Doug Cutting. The FRQ file contains the list of docs which contain each term along with frequency.

Apache Lucene
Data files
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Lucene Frequencies File related extensions:
Concordance Markup Data
Microsoft Money 99 Data
ReliaSoft ALTA RDD Data
RSLogix 5 Internal Data
Turbo Smetchik M29 Data
VecTor5 Earthquake Data

.frq - PLINK Basic Allele Frequency Report

The FRQ data files are related to PLINK. The FRQ file is a PLINK Basic Allele Frequency Report. PLINK is a free, open-source whole genome association analysis toolset, designed to perform a range of basic, large-scale analyses in a computationally efficient manner.

Data files
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PLINK Basic Allele Frequency Report related extensions:
PLINK Basic Multiple-testing Corrections Data
PLINK Binary Biallelic Genotype Table
PLINK Extended MAP File
PLINK Cluster Membership File
PLINK Cochran Mantel Haenszel 2x2xK Test Report
PLINK Cochran Mantel Haenszel IxJxK Test Report

.frq - BibExcel FRQ Data

The FRQ data files are related to BibExcel. The FRQ file is a BibExcel FRQ Data. BibExcel is designed to assist a user in analysing bibliographic data, or any data of a textual nature formatted in a similar manner.

Data files
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BibExcel FRQ Data related extensions:
BibExcel CCC Data
BibExcel Cited Document
BibExcel Co-occurrence Document
BibExcel COL Data
BibExcel COX Data
BibExcel GTH Data

Naturally, other applications may also use the .frq file extension. Even harmful programs can create .frq files. Be especially cautious with .frq files coming from an unknown source!

Can't open a .frq 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .frq file extension is often given incorrectly!

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

crq, drq, feq, fq, fr, grq, rfq, rq, rrq

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Finalburn Alpha Movie Capture
FASTQ Sequence
STK Frequency Information File
Blackboard Course Requests
Esko Automation Engine QuickStep Layout
SDLX De-registration Request Data

Operating systems currently supports the following operating systems:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.

If you have useful information about the .frq file format, then write to us! >> FRQ file