A fastq file extension is related to the FASTQ format for storing both a biological sequence (usually nucleotide sequence) and its corresponding quality scores.

Detailed description

Software that works with fastq file extension

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FASTQ file extension - FASTQ format

What is fastq file? How to open fastq files?

File type specification:

Various data file type icon Various data file type

The fastq file extension is associated with the FASTQ, a text-based format for storing both a biological sequence (usually nucleotide sequence) and its corresponding quality scores, developed by Wellcome Trust Sanger Institute.

The default software associated to fastq file type:

Sublime Text icon

Sublime Text  Microsoft Windows software

Company or developer:
  Sublime HQ Pty Ltd

Sublime Text is advanced text editor used to write source codes in various programming languages. It is a great tool for programmers and offers great feature and performance. It is available for Microsoft Windows, Mac OS X and Linux operating systems.

Help how to open FASTQ files:

You can use any text editor to view content of FASTQ files.

How to convert file with extension FASTQ:

Due the variability and uncertainty of this file type group, there is no general information available, about how to convert this various data file format. However most files with extension from this group are usually not in formats, which can be converted. If there are associated applications or programs listed below the extension description, you can always try to check their website for additional informations on their forums or other type of customer support.

List of software applications associated to the .fastq file extension

Recommended software programs are sorted by OS platform (Windows, Mac OS X etc.) and possible program actions
that can be done with the file
: like open fastq file, edit fastq file, convert fastq file, view fastq file, play fastq file etc. (if exist software for corresponding action in File-Extensions.org'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 of the fastq files.

  • Open fastq file
  • Save fastq file
  • Edit fastq file

Software that open fastq file - FASTQ format

Click on the link to get more information about listed programs for open fastq file action.

Microsoft Windows:

Main software associated with fastq file by default:
Sublime Text small icon Sublime Text
Other suggested software:
Atom small icon Atom
NotePad++ text editor small icon NotePad++ text editor
PSPad small icon PSPad

Apple macOS / Mac OS X:

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FASTA file extension

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