repgrep (rgr)
An interactive replacer for ripgrep.
This is an interactive command line tool to make find and replacement easy.
It uses ripgrep to find, and then provides you with a simple interface to see
the replacements in real-time and conditionally replace matches.
Some features:
- ⚡ Super fast search results
- ✨ Interactive interface for selecting which matches should be replaced or not
- 🕶️ Live preview of the replacements
- 🧠 Replace using capturing groups (e.g., when using
/foo (\w+)/replace withbar $1) - 🦀 and more!
Supported file encodings:
- ASCII
- UTF8
- UTF16BE
- UTF16LE
Other encodings are possibly supported but untested at the moment. See this issue for more information.
Usage
After installing, just use rgr (think: rg + replace).
The arguments are:
Here's an example where we ran the command:
And have entered the replacement flycast:

Installation
First and foremost, make sure you've installed ripgrep (AKA: rg).
To do so see the ripgrep installation instructions.
Precompiled binaries
See the releases page for pre-compiled binaries.
Via Cargo
NOTE: The minimum Rust version required is 1.81.0.
Via Pacman (Arch Linux)
repgrep can be installed
from the official repositories using Pacman.
Via MacPorts (macOS)
repgrep can also be installed on macOS using MacPorts:
More info here.
From Source
NOTE: The minimum Rust version required is 1.81.0.
License: Unlicense OR MIT OR Apache-2.0