Alacritty vs Kitty terminal

Alacritty — Alacritty is a fast, cross-platform, OpenGL terminal emulator. It focuses on simplicity, performance, and compatibility. Alacritty supports hardware acceleration for faster rendering and reduced power

Kitty terminal — Kitty is a fast, GPU-based terminal emulator for Linux/macOS/Windows. It has features like ligatures, tabs, smooth scrolling and Unicode support out of the box.

Alacritty offers GPU-accelerated terminal emulator, Uses OpenGL for rendering, Cross-platform support (Windows, macOS, Linux), Configuration stored in YAML file, Supports true color, while Kitty terminal provides GPU-accelerated text rendering, Support for ligatures and glyphs, Tabbed interface, Keyboard-driven interface, Smooth scrolling.

Alacritty stands out for Very fast rendering, Low memory usage, Smooth scrolling; Kitty terminal is known for Very fast rendering, Highly customizable, Lightweight and low resource usage.

Feature	Alacritty	Kitty terminal
Overall Score	29	32
Primary Category	Development	Os & Utilities
Pricing	Open Source	Open Source

Product Overview

Alacritty

Description: Alacritty is a fast, cross-platform, OpenGL terminal emulator. It focuses on simplicity, performance, and compatibility. Alacritty supports hardware acceleration for faster rendering and reduced power usage.

Kitty terminal

Description: Kitty is a fast, GPU-based terminal emulator for Linux/macOS/Windows. It has features like ligatures, tabs, smooth scrolling and Unicode support out of the box.

Key Features Comparison

Alacritty Features

• GPU-accelerated terminal emulator
• Uses OpenGL for rendering
• Cross-platform support (Windows, macOS, Linux)
• Configuration stored in YAML file
• Supports true color
• Mouse scrolling
• Unicode support
• Customizable key bindings

Kitty terminal Features

• GPU-accelerated text rendering
• Support for ligatures and glyphs
• Tabbed interface
• Keyboard-driven interface
• Smooth scrolling
• Unicode support
• Background transparency
• Configurable keyboard shortcuts

Pros & Cons Analysis

Alacritty

Pros

• Very fast rendering
• Low memory usage
• Smooth scrolling
• Extensive configuration options
• Actively developed and maintained

Cons

• Limited built-in features compared to other terminals
• Steep learning curve for configuration
• Lacks some convenience features like tabs or splits
• Requires GPU support

Kitty terminal

Pros

• Very fast rendering
• Highly customizable
• Lightweight and low resource usage
• Excellent font rendering quality
• Supports modern terminal features

Cons

• Less plugins and extensions compared to some terminals
• Configuration can be complex for new users
• Limited platform support (Linux, macOS, Windows only)

Pricing Comparison

Alacritty

• Open Source

Kitty terminal

• Open Source

User Ratings

Alacritty

3.9/5

2 reviews

Kitty terminal

4.2/5

33 reviews