Command-line tool
parallel
brew/parallel
Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev
Shell command parallelization utility
At a glance
- Type
- Command-line tool
- Install on
- Windows, macOS, Linux
- Last checked
- 25 Oct 2026, 21:09 UTC
Install it
Windows
cargo install parallel
macOS
brew install parallel cargo install parallel
Linux
cargo install parallel
Gzip several files at once, using all cores
parallel gzip ::: path/to/file1 path/to/file2 ...
Read arguments from `stdin`, run 4 jobs at once
ls *.txt | parallel -j 4 gzip
Convert JPEG images to PNG using replacement strings
parallel convert {} {.}.png ::: *.jpg
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