Your terminal emulator is the app you stare at all day. The default one that ships with your OS works, but modern alternatives offer GPU acceleration, split panes, ligature support, and AI features that make a real difference in daily use.
Here are the terminal emulators worth considering, with honest takes on each. Every tool links to its clihub listing.
GPU-Accelerated Terminals
These use your graphics card for rendering. The practical difference: smooth scrolling, instant redraws, and zero lag even when cat-ing a 10,000-line log file or running a build that dumps thousands of lines of output. If your current terminal stutters during heavy output, this is why.
Alacritty — Fast and Minimal
The original GPU-accelerated terminal. No tabs, no splits, no bells — just raw speed. Configure everything in a YAML file. Pair it with tmux or zellij for multiplexing.
Platforms: macOS, Linux, Windows, BSD
Why choose it: You want the fastest possible rendering and don't need built-in tabs or splits. You already use a multiplexer.
brew install --cask alacritty
Kitty — GPU-Accelerated with Features
GPU rendering plus built-in tabs, splits, ligatures, image rendering in the terminal, and a scripting API via Python. More opinionated than Alacritty — the author has strong views on how terminals should work.
Platforms: macOS, Linux
Why choose it: You want GPU speed plus built-in window management without needing tmux.
brew install --cask kitty
Ghostty — Native and Fast
Built by Mitchell Hashimoto (HashiCorp founder). Uses native platform UI on macOS and GTK on Linux. GPU-accelerated, extremely fast, and aims to be the "it just works" terminal. Open-sourced in late 2024.
Platforms: macOS, Linux
Why choose it: You want native macOS feel with GPU performance. It's newer but polished and actively developed.
brew install --cask ghostty
Feature-Rich Terminals
These prioritize the developer experience — built-in tabs, splits, AI assistance, and extensive configuration. They're heavier than the GPU-focused terminals above, but they do more out of the box.
Warp — AI-Native Terminal
A Rust-based terminal with AI built in. Ask questions inline, get command suggestions, and use "workflows" (saved command sequences). Also has block-based input (edits commands like a text editor, not a character stream) and team sharing features.
Platforms: macOS, Linux
Why choose it: You want AI help integrated into the terminal itself, plus modern editing. Note: requires an account to use.
Pricing: Free tier, Pro at $40/mo for teams (as of March 2026).
brew install --cask warp
WezTerm — Configurable Powerhouse
GPU-accelerated terminal configured entirely in Lua. Multiplexer built in, serial port support, sixel/image rendering, and one of the most flexible configuration systems of any terminal. Cross-platform with identical behavior everywhere.
Platforms: macOS, Linux, Windows
Why choose it: You want maximum configurability and cross-platform consistency. The Lua config is powerful but has a learning curve.
brew install --cask wezterm
iTerm2 — macOS Standard
The terminal most macOS developers use. Splits, tabs, profiles, search, triggers, badges, shell integration, and years of accumulated features. Not GPU-accelerated, but reliable and deeply integrated with macOS.
Platforms: macOS only
Why choose it: You're on macOS and want a mature, stable terminal with every feature imaginable. It's the safe choice.
brew install --cask iterm2
Cross-Platform & Lightweight
Good options if you need to work across operating systems or want something simple.
Windows Terminal — Windows Default
Microsoft's modern terminal for Windows. Tabs, splits, GPU rendering, and support for CMD, PowerShell, WSL, and Azure Cloud Shell in one app. A massive upgrade over the legacy Windows console.
Platforms: Windows
Why choose it: You're on Windows. It's the obvious choice, and it's good.
Available from the Microsoft Store or winget install Microsoft.WindowsTerminal.
Hyper — Electron-Based
Built on web technologies (Electron). Themeable with CSS, extensible with npm packages. Slower than native terminals but easy to customize if you know HTML/CSS/JS.
Platforms: macOS, Linux, Windows
Why choose it: You want a hackable terminal and don't mind the Electron overhead. Good for web developers who want to style their terminal with CSS.
brew install --cask hyper
Comparison Table
| Terminal | GPU | Tabs/Splits | AI | Config Format | Platforms |
|---|---|---|---|---|---|
| Alacritty | Yes | No (use tmux) | No | TOML | All |
| Kitty | Yes | Yes | No | Kitty conf | macOS, Linux |
| Ghostty | Yes | Yes | No | Custom | macOS, Linux |
| Warp | Yes | Yes | Yes | GUI + config | macOS, Linux |
| WezTerm | Yes | Yes | No | Lua | All |
| iTerm2 | No | Yes | No | GUI + plist | macOS |
| Windows Terminal | Yes | Yes | No | JSON | Windows |
| Hyper | No | Yes (plugins) | No | JS | All |
Which One Should You Pick?
macOS, want speed: Ghostty or Alacritty + tmux.
macOS, want features: iTerm2 if you want stability. Warp if you want AI.
Linux: Kitty or Alacritty. Both are excellent.
Windows: Windows Terminal. No contest.
Cross-platform consistency: WezTerm. Same config, same behavior everywhere.
Once you've picked a terminal, set up the tools inside it — see The Developer's Terminal Setup Guide and Best CLI Tools for Developers.
FAQ
Does my terminal emulator affect performance of CLI tools?
Mostly no. The tools themselves run at the same speed regardless of terminal. What changes is rendering speed — how fast output appears on screen. GPU-accelerated terminals like Alacritty and Kitty render large outputs (long logs, big diffs) noticeably faster than non-GPU terminals. For typical usage, any terminal on this list is fine.
What about font and ligature support?
Most modern terminals support custom fonts and ligatures (special combined characters used in coding fonts like Fira Code or JetBrains Mono). Alacritty, Kitty, Ghostty, WezTerm, and Warp all support ligatures. iTerm2 supports them with a setting toggle. Hyper supports them via CSS. If you use a ligature-enabled font, make sure your terminal supports it.
Should I use a terminal emulator or a multiplexer?
Both. A terminal emulator is the app (Alacritty, iTerm2, etc.). A multiplexer like tmux or zellij manages sessions, splits, and windows inside that app. Some terminals (Kitty, WezTerm, Warp) have multiplexing built in, so you can skip tmux if you prefer.
Is Warp safe to use? It requires an account.
Warp collects some telemetry and requires an account for the AI features. Your shell commands and output stay local — the AI features send only what you explicitly ask about. Check their privacy policy for current details. If account requirements are a dealbreaker, Ghostty or Alacritty are fully offline.
Browse all terminal tools on clihub — the directory for discovering command line tools.