Nexus Shell

Which SSH client for your Mac?

Nexus Shell · Termius · Tabby · iTerm2 · OpenSSH — a comparison that tries to be fair: choose by use case, not by brand recognition.

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This page is written and maintained by the Nexus Shell team. We try to keep it fair — every tool here has users it fits best. Spot a factual error? Email us and we'll fix it.

Fact-checked September 27, 2026. Main official sources: Termius · Tabby · iTerm2 · Tabby Docker plugin · Tabby MCP plugin

Core capabilities and pricing models at a glance
Product Product focus Platforms Pricing model SFTP GUI Docker management Live monitoring dashboard MCP server (drivable by AI agents)
Nexus Shell Native macOS server workbench macOS only (14.2+, Apple Silicon) Free personal SSH; website Pro lifetime; App Store lifetime / annual Pro / eligible trial Pro / eligible trial Pro / eligible trial Available*
Termius Cross-platform SSH client macOS · Windows · Linux · iOS · Android Free Starter + Pro $10/mo billed annually Included in free Starter Not listed Not listed Not listed
Tabby Configurable terminal and SSH client macOS · Windows · Linux Free & open source Built-in panel / optional tab plugin Optional plugin Not listed Optional plugin
iTerm2 macOS terminal emulator macOS only Free & open source Not listed Not listed Not listed Not listed
OpenSSH Command-line SSH tools Ships with macOS / Linux Free CLI (scp / sftp) Not listed Not listed Not listed

* Agent Bridge is available in versions installed from the Nexus Shell website or Homebrew. It is not included in TestFlight / Mac App Store builds because of sandbox restrictions.

Nexus Shell — the native macOS workbench

Built for developers and ops people who live on a Mac: a native SwiftUI app that puts the SSH terminal, SFTP task panel, Docker container management, live CPU / memory / network monitoring and key management in one window. It also records and replays sessions, watches the server’s SSH auth log for brute-force attempts read-only, and offers Agent Bridge so local AI agents such as Claude Code and Codex can use Nexus Shell through MCP. Agent Bridge is available only in versions installed from the website or Homebrew.

Termius — cross-platform with multi-device sync

Its biggest strength is platform coverage (macOS / Windows / Linux / iOS / Android), including remote access from a phone. The free Starter plan includes SSH, SFTP, and port forwarding; Pro adds capabilities such as cross-device sync and session logs.

Tabby — the free, open-source multi-protocol terminal

Free, open source, and cross-platform on the desktop, with local shells and serial connections beyond SSH plus plugin extensions. Its built-in SSH workflow includes an SFTP panel, and a dedicated SFTP-tab plugin is also available. It is a terminal rather than a server management panel, so it has no monitoring dashboard.

iTerm2 — the benchmark macOS terminal emulator

A free, open-source macOS terminal with split panes, search, replay and tagged profiles for different hosts. Shell integration adds host and directory context. Pair it with command-line SSH when terminal flexibility matters more than an integrated Docker or server-monitoring dashboard.

OpenSSH — the eternal baseline

OpenSSH provides command-line SSH, SFTP and SCP. It ships with macOS and is widely available on Linux. Use its configuration and scripts for repeatable connections, jump hosts and automation; GUI clients may use different SSH engines, so configuration compatibility must be checked.

Pick in 30 seconds, by scenario

  • Mac-only, want connections, files, containers and monitoring together → try Nexus Shell. Website Pro is lifetime-only.
  • Need Windows / Linux / mobile, or a host list shared across platforms and teammates → Termius.
  • Just want a powerful terminal emulator and enjoy configuring it → iTerm2 (native) or Tabby (cross-platform, open source).
  • Heavy scripting and bulk automation across hosts → plain OpenSSH on the command line; no GUI client replaces it.

Choosing between them

Can Nexus Shell fully replace Termius?

It depends on your workflow. Nexus Shell covers SSH, SFTP, keys, Docker and monitoring on Apple Silicon Macs running macOS 14.2+. Test your key, jump host and file task before switching; this is not a promise of feature parity or automatic profile import. For Windows, Linux, mobile or shared team vaults, evaluate Termius.

Tabby and iTerm2 are free and open source — why pay at all?

If a terminal is enough, keep your current one. Nexus Shell Pro adds integrated SFTP, Docker and monitoring. Free covers personal, non-commercial SSH; those advanced workflows require Pro or an eligible trial. Evaluate a real task before paying.

Why doesn't Nexus Shell ship Windows or Linux versions?

Single-platform focus is a deliberate trade-off: Nexus Shell uses SwiftUI and keeps refining the interactions and system capabilities that matter on macOS. If you genuinely need cross-platform, we honestly recommend Termius or Tabby.

Before moving your server work

Keep your current client while you test one non-critical server. Verify the server fingerprint, the intended key and any jump host; download and edit a disposable file, then confirm the saved remote contents. If you need Docker, check that your server account can inspect containers and logs. Nexus Shell has session tabs, not terminal split panes; its file columns show your Mac and one server, not two remote servers.

Try Nexus Shell on your Mac

Website edition: free SSH for personal, non-commercial use. Eligible new accounts get a 7-day Pro trial without a card or automatic charge.

Prefer purchasing through Apple?

The App Store offers lifetime Pro and an auto-renewing annual subscription, without a Nexus Shell account or Agent Bridge. Purchases and data are separate; connections do not migrate automatically. Website Pro remains lifetime-only. Prices currently differ; website lifetime is planned to align with the App Store lifetime price, with no amount or effective date announced here.

View the Mac App Store edition

Choose a server task: guides and free SSH tools →

Troubleshoot a remote Docker container from your Mac: state, logs and resources →

Managing Macs for a team? Deploy Nexus Shell with AutoPkg and Munki →

Connecting to a private database? Build a local SSH tunnel command →