grep-rs

grep but cross-platform and in Rust.

Features

• Basic search (case-insensitive by default)
• Case-sensitive search
• Line numbers
• Count (-c)
• Regex
• Glob

Installation

• From crates.io: TBD
• From GitHub: cargo install --git https://github.com/DarkCeptor44/grep-rs
• From releases.
• Manually:

git clone https://github.com/DarkCeptor44/grep-rs.git
cd grep-rs
cargo install --path .

Usage

$ grep-rs -h
grep but in Rust

Usage: grep-rs [OPTIONS] <PATTERN> [PATH]

Arguments:
  <PATTERN>  The pattern to search for
  [PATH]     The path to the file

Options:
  -C, --case-sensitive  Use case-sensitive search
  -l, --line-numbers    Show line numbers
  -c, --color <COLOR>   The color to use for highlighting (off for no color) [default: blue]
  -h, --help            Print help
  -V, --version         Print version

$ grep-rs 2025 LICENSE
    {{ project }}  Copyright (C) 2025  <organization>

$ cat LICENSE | grep-rs 2025
    {{ project }}  Copyright (C) 2025  <organization>

Benchmarks

The benchmarks were performed using Hyperfine.

Windows

AMD64, 32GB RAM, Ryzen 7 3800X, Windows 10.

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
target\release\grep-rs.exe 2025 LICENSE	6.0 ± 0.5	5.3	7.7	1.00
findstr 2025 LICENSE	7.9 ± 0.9	6.8	11.7	1.30 ± 0.18

Linux

ARM64, 1GB RAM, Orange Pi Zero2, Debian 12.

Command	Mean [ms]	Min [ms]	Max [ms]	Relative
target/release/grep-rs 2025 LICENSE	2.6 ± 0.2	2.2	3.6	1.09 ± 0.12
grep 2025 LICENSE	2.4 ± 0.2	2.1	3.1	1.00

License

This project is licensed under the terms of the GNU General Public License version 3.