GNU Diffutils

Classic command-line tools for finding differences. Includes diff, diff3, sdiff, cmp.

Открытый исходный кодКомандная строка

Windows, macOS, Linux⭐⭐⭐Free (GPL v3)

Посетить сайт Вернуться к другим diff-инструментам

Описание

GNU Diffutils is a package of several command-line programs for finding differences between files. It includes diff, diff3, sdiff, and cmp - the foundational tools used by almost all other diff software. Essential for scripting and automation.

Ключевые функции

diff: compare files line by line
diff3: compare three files at once
sdiff: merge two files interactively
cmp: compare two files byte by byte
Multiple output formats (context, unified, side-by-side)
Available on virtually all Unix-like systems
Fully scriptable and automatable
Part of GNU Project

Установка

# Usually pre-installed on Linux/macOS

# Ubuntu/Debian
sudo apt install diffutils

# macOS (via Xcode Command Line Tools)
xcode-select --install

# Windows (via Git Bash or WSL)

Использование

# Compare two files (unified format)
diff -u file1.txt file2.txt

# Compare three files
diff3 file1.txt file2.txt file3.txt

# Interactive merge
sdiff -o merged.txt file1.txt file2.txt

# Binary comparison
cmp file1.bin file2.bin

Плюсы

+Available everywhere by default
+Fast and reliable
+Essential for scripts and automation
+Multiple output formats
+Well documented

Минусы

-Command-line only, no GUI
-Output can be hard to read
-No image/binary comparison
-No merge GUI

Краткая информация

Тип: Открытый исходный код
Платформы: Windows, macOS, Linux
Цена: Free (GPL v3)
Категория: Командная строка
Популярность: ⭐⭐⭐

Альтернативы

Delta
Meld
diff-so-fancy