Emacs – Extensible Text Editor

GNU Emacs is a free, extensible, customizable text editor and computing environment. More than an editor, Emacs is a platform for building productivity tools through its Lisp-based extension system.

Key Features

• Extensible: Elisp programming environment
• Org Mode: Powerful note-taking and planning
• Magit: Best-in-class Git interface
• LSP Support: Modern IDE features
• Customizable: Every aspect configurable

Installation

Install Emacs on Ubuntu:

sudo apt update
sudo apt install emacs

# Or latest version via snap
sudo snap install emacs --classic

Usage Examples

Essential Emacs commands:

# Basic navigation
C-f  Forward character
C-b  Backward character
C-n  Next line
C-p  Previous line

# File operations
C-x C-f  Open file
C-x C-s  Save file
C-x C-c  Exit Emacs

# Editing
C-k  Kill line
C-y  Yank (paste)
C-/  Undo

Benefits

Emacs’s extensibility creates a personalized computing environment. Its Org mode and Magit alone make it compelling, while Elisp enables unlimited customization.

Download Emacs