The best Terminal Emulator alternative to Herdr is tmux, which is both free and Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Herdr and 19 are Terminal Emulators so hopefully you can find a suitable replacement. Other interesting Terminal Emulator alternatives to Herdr are Warp Terminal, uniTerm, WezTerm and cmux.
tmux is a terminal multiplexer: it enables a number of terminals (or windows), each running a separate program, to be created, accessed, and controlled from a single screen. tmux may be detached from a screen and continue running in the background, then later reattached.
Warp is a blazingly fast, Rust-based terminal that makes you and your team more productive at coding and DevOps.
United States
Lightweight all-in-one terminal with over 20 protocols including SSH, RDP, SFTP, and databases, featuring an autonomous AI agent for multi-round shell commands, advanced file transfer, real-time server monitoring, split panes, cloud sync, and multilingual support.
China
A GPU-accelerated cross-platform terminal emulator and multiplexer written by @wez and implemented in Rust
United States
Native macOS app built on Ghostty. Vertical tabs, notification rings when agents need attention, split panes, and a socket API for automation.
United States
Zellij is a workspace aimed at developers, ops-oriented people and anyone who loves the terminal. Similar programs are sometimes called "Terminal Multiplexers".
Austria
EU
Hydra is an open-source (Apache 2.0) desktop terminal built for AI coding agents. It finds the agent sessions already on your machine - Claude Code, Codex, Copilot, Cursor and more - and shows them all on one dashboard, with a full lifecycle: rename, hide, stash, revive.
Automatically tiles and organizes all terminal sessions in one native macOS window, scaling layouts from fullscreen to grid, grouping sessions by project with color-coding, enabling instant filtering, supporting any CLI tool, and requiring zero configuration.
Australia
Byobu is a GPLv3 open source text-based window manager and terminal multiplexer. It was originally designed to provide elegant enhancements to the otherwise functional, plain, practical GNU Screen , for the Ubuntu server distribution.
United States
An AI-native terminal for developers. Manage servers, automate commands, and run agentic tasks — all in one beautifully designed, cross-platform workspace.
EstoniaEU
A native Mac terminal that keeps projects, sessions, and attention organized. Saggar tracks what is working, waiting, finished, and failed, then brings the sessions that need you to the front.
United Kingdom
