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nf-core/cat/fastq @ 0.0.0-6c4ed3a

Concatenates fastq files. Supports both compressed (.gz) and uncompressed inputs; uncompressed files are automatically gzip-compressed during concatenation.

Latest version: 0.0.0-6c4ed3a
Total downloads: 7
Source: nf-core/modules
Maintainers: @joseespinosa @drpatelh

Summary

Concatenates fastq files. Supports both compressed (.gz) and uncompressed inputs; uncompressed files are automatically gzip-compressed during concatenation.

Get started

Add the following snippet to your workflow script to include this module.

include { CAT_FASTQ } from 'nf-core/cat/fastq'

License

MIT License

Process
Name CAT_FASTQ
Input 1 channel
#1 tuple
meta map

Groovy Map containing sample information e.g. [ id:'test', single_end:false ]

reads file

List of input FastQ files to be concatenated. Accepts both gzip-compressed (.fastq.gz) and uncompressed (.fastq) files.

Output 2 channels
#1 reads tuple
meta map

Groovy Map containing sample information e.g. [ id:'test', single_end:false ]

*.merged.fastq.gz file

Merged fastq file

*.{merged.fastq.gz}
#2 versions_cat tuple
${task.process} string

The process the versions were collected from

cat string

The tool name

cat --version 2>&1 | head -n 1 | sed 's/^.*coreutils) //; s/ .*\$//' eval

The expression to obtain the version of the tool

Tool Description Homepage
cat The cat utility reads files sequentially, writing them to the standard output. n/a
Version 0.0.0-6c4ed3a
Commit ID 6c4ed3a220310b905a1fc9d04f05be2e0837142b
Release Date 23 Apr 2026 15:08:30 (UTC)
Download URL https://registry.nextflow.io/api/v1/modules/nf-core%2Fcat%2Ffastq/0.0.0-6c4ed3a/download
OCI Store URL https://public.cr.seqera.io/v2/nextflow/plugin/modules/nf-core/cat/fastq/blobs/sha256:c22006935d500caf854c76c6d2e752e2d05d55d5bf8e7ef57b8dcd359a4c9b46
Size 3.7 KB
Checksum sha256:c22006935d500caf854c76c6d2e752e2d05d55d5bf8e7ef57b8dcd359a4c9b46
Downloads 3
Version Date Status Downloads Size
0.0.0-6c4ed3a 23 Apr 2026 15:08:30 (UTC) 3 3.7 KB
0.0.0-0c7146d 08 Apr 2026 18:50:21 (UTC) 4 3.7 KB