iTerm2 is described as 'Terminal emulator for macOS supporting split panes, session restoration, advanced search, inline images, SSH connections, automation, and tmux integration' and is a very popular terminal emulator in the os & utilities category. There are more than 50 alternatives to iTerm2 for a variety of platforms, including Linux, Mac, Windows, BSD and iPad apps. The best iTerm2 alternative is Ghostty, which is both free and Open Source. Other great apps like iTerm2 are ConEmu, Tabby, Hyper and Windows Terminal.
Terminology is a terminal emulator for e17.
What does it do?
It emulates a slightly extended vt100 with some extensions and bling thrown in.
Most escapes supported by xterm, rxvt etc. work Xterm 256 color escapes work Backgrounds (bitmap, scalable/vector, animated.
A terminal emulator for the 21st century. (formerly) Black Screen is a terminal emulator and interactive shell with auto-completion.
Extraterm is more than just a traditional terminal emulator. It provides a toolbox for working with your terminal and command line applications, allowing you to capture and reuse previous command output across your terminal sessions, preview images and rich media directly, and...
console - This is a modified version of Console 2 for a better experience under Windows Vista/7/8 and a better visual rendering.
Tilda is a Linux terminal taking after the likeness of many classic terminals from first person shooter games, Quake, Doom and Half-Life to name a few, where the terminal has no border and is hidden from the desktop till a key or keys is hit.
Prompt is the terminal that goes where you do, whether you're on the road or at your desk. With Panic Sync, your servers are available on your iPhone, iPad, and Mac. With Mosh and Eternal Terminal support, you can stay connected even on the most unstable networks.
Core Shell is a full-featured terminal with built-in OpenSSH support, focused on managing and login to hosts efficiently.
LXTerminal is the standard terminal emulator of LXDE. The terminal is a desktop-independent VTE-based terminal emulator for LXDE without any unnecessary dependency.
Blink Shell is the professional, desktop-grade terminal emulator for iOS. It's a full-featured and highly configurable open-source terminal that can be compiled from the source at GitHub or purchased as a pre-compiled app from the App Store to support the developers.
Most powerful terminal in iOS
Contour is a modern terminal emulator, for everyday use. It is aiming for power users with a modern feature mindset.
A system-wide terminal accessible via a hot-key. TotalTerminal is a plugin for Terminal.app. It provides persistent Visor Window which slides down when you press a hot-key. Remember Quake Console?
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Split screen, works well even under desktops/window managers it wasn't designed for (e.g. i3).