Command-line tool

repren

brew/repren

Checked 25 Oct 2026, 21:09 UTC · Listing refreshed from Homebrew, winget, npm, Scoop and cargo; npm packages checked against OSV.dev

Rename anything using powerful regex search and replace

Website Source

At a glance

Type

Command-line tool

Install on

Windows, macOS, Linux

Last checked

25 Oct 2026, 21:09 UTC

Install it

Windows

pipx install repren

macOS

brew install repren
pipx install repren

Linux

pipx install repren

Simulate renaming a directory of PNGs with a literal string replacement

repren -n --rename --literal --from 'find_string' --to 'replacement_string' *.png

Simulate renaming a directory of JPEGs with a `regex`

repren --rename -n --from 'regex' --to 'replacement_string' *.jpg *.jpeg

Do a find-and-replace on the contents of a directory of CSV files

repren --from '([0-9]+) example_string' --to 'replacement_string \1' *.csv

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