Which Modern Terminal Should You Use? Ghostty, WindTerm, kitty, and Warp Compared

Ghostty: Native‑Performance Terminal

Ghostty is a terminal emulator written in Zig with native UI layers: SwiftUI on macOS and GTK on Linux. It uses Metal on macOS and OpenGL on Linux, avoiding Electron and keeping rendering at ~60 fps even under heavy I/O. Benchmarks show plain‑text reads up to four times faster than iTerm2 and twice as fast as the default macOS Terminal, comparable to Alacritty.

Core in Zig – zero‑cost abstractions, tiny binaries.

Multi‑renderer – Metal (macOS) and OpenGL (Linux).

Dedicated I/O thread – smooth scrolling during large cat <bigfile>.txt operations.

Embedding libraries – libghostty and libghostty‑vt for integrating the terminal into other applications.

Configuration is a plain‑text file at ~/.config/ghostty/config. Install via Homebrew: brew install --cask ghostty Project repository: https://github.com/ghostty-org/ghostty

WindTerm: Integrated SSH/Telnet/Serial Client

WindTerm combines terminal emulation with full‑featured remote‑access tools (SSH, SFTP, Telnet, raw TCP, serial). It targets operations engineers who need to manage many sessions, transfer files, and edit configuration files without leaving the terminal.

Dynamic auto‑completion – suggests commands, file paths, Git branches, and history.

Outline view – parses long command output (e.g., ls -l) into a clickable navigation tree.

Multi‑cursor editing – edit several lines simultaneously.

Sync input – broadcast keystrokes from one window to multiple sessions.

Rich session history and layout restoration.

Installation packages are provided for macOS (.dmg), Linux (AppImage or archive), and Windows (.exe). Releases are available at https://github.com/kingToolbox/WindTerm/releases and the source repository is https://github.com/kingToolbox/WindTerm.

kitty: GPU‑Accelerated, Highly Customizable Terminal

kitty is a long‑standing terminal written in C with a dedicated OpenGL rendering engine. By offloading drawing to the GPU it maintains low CPU usage even when scrolling tens of thousands of lines at high refresh rates (120 Hz+).

Asynchronous architecture – input, rendering, and I/O run in separate threads, preventing UI freezes.

"Kittens" helper programs – e.g., icat (image display), diff (side‑by‑side diff), unicode_input (fuzzy Unicode search), hints (clickable URLs).

Custom protocols – Graphics Protocol and Extended Keyboard Protocol, compatible with Ghostty and other modern terminals.

Install with the official script:

curl -L https://sw.kovidgoyal.net/kitty/installer.sh | sh /dev/stdin

On macOS the app is placed in /Applications; on Linux the default location is ~/.local/kitty.app. Repository: https://github.com/kovidgoyal/kitty

Warp: AI‑Powered, IDE‑Style Terminal (Terminal 2.0)

Warp is a Rust‑based terminal that replaces the classic line‑oriented interface with a block‑oriented workspace. Each command and its output become an independent "Block" that can be searched, collapsed, shared, or edited.

Native AI assistant – generates commands from natural‑language queries and suggests fixes for errors.

Warp Drive – cloud workspace for sharing scripts and environment setups with automatic secret redaction.

IDE‑like editing – multi‑cursor, undo/redo, mouse‑driven positioning, and context‑aware completions for Kubernetes, Git, npm, etc.

Block sharing – creates permanent links that reproduce exact command output for collaborators.

Install via Homebrew: brew install --cask warp Download pages (macOS .dmg, Linux .AppImage or .deb/.rpm, Windows .exe): https://www.warp.dev/download

Source code repository: https://github.com/warpdotdev/Warp

Choosing the Right Terminal

All four tools excel in different scenarios:

Ghostty – best for users needing ultra‑low‑latency scrolling and native performance (e.g., Claude Code users).

WindTerm – ideal for operations engineers who manage many remote hosts, need built‑in SFTP, session trees, and multi‑cursor editing.

kitty – suited for power users who want GPU‑accelerated rendering, high refresh rates, and extensive customizations via kittens.

Warp – perfect for teams and newcomers who value AI‑driven command search, block sharing, and an IDE‑like collaborative experience.

If the current terminal meets your workflow, switching is optional; choose the tool that aligns with your performance, remote‑access, customization, or collaboration needs.