Description:
Shell command parallelization utility
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Type: Formula
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Latest Version: 20251122@0
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Tracked Since: Nov 1, 2025
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Links:
Homepage |
formulae.brew.sh
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Category: Developer tools
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Tags:
parallel
cli
shell
batch-processing
automation
devops
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Install:
brew install parallel
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About:
GNU Parallel is a shell tool for executing jobs in parallel using one or more computers. A job can be a single command or a small script that is executed for each of the input lines. It is particularly useful for processing large datasets, running batch jobs, and speeding up repetitive tasks by distributing the workload across multiple CPU cores.
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Key Features:
- Multi-core execution to speed up CPU-intensive tasks
- Input from files, pipes, or command lines with flexible argument handling
- Built-in job execution logging and progress monitoring
- SSH support for distributed computing across multiple machines
- Output buffering and error handling to keep results organized
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Use Cases:
- Parallelizing data processing pipelines (e.g., image conversion, log parsing)
- Running bulk network requests or API calls with rate limiting
- Compiling large codebases across multiple CPU cores
- Batch file renaming or filesystem operations
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Alternatives:
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xargs
– Simpler, POSIX-standard tool; lacks advanced features like SSH, logging, and flexible input parsing
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GNU Make
– Build automation focused; not designed for ad-hoc command parallelization
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GNU Screen
– Terminal multiplexer for sessions, not for parallel job execution
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Commit |
| Nov 1, 2025 12:31am |
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24864ea4 |
| Sep 23, 2025 12:14pm |
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| Sep 23, 2025 5:07am |
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| Aug 21, 2024 10:24pm |
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| Jul 21, 2024 7:12am |
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| Sep 25, 2023 4:00am |
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| Aug 23, 2023 10:30pm |
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| Feb 23, 2023 2:15am |
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| Feb 23, 2023 2:15am |
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