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RMUX

Free#6 of 29 in Terminal Multiplexers

RMUX: RMUX combines tmux-compatible workflows with automation, local persistence, and browser sharing. Ranked #6 of 29 in Terminal Multiplexers by our editors (8.7/10); pricing: Open source; best for automation-heavy multiplexing teams.

8.7/10Editor score

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RMUX8.7 Visit RMUX

At a glance

Editor score
8.7 / 10
Pricing
Open source
Best for
Automation-heavy multiplexing teams
Paid from
Free
Persistence scope
Local
Facts checked
20 Sep 2026

Where it wins
- tmux-compatible CLI with more than 90 commands
- Rust, Python, and TypeScript SDKs for terminal automation
- Native Linux, macOS, and Windows support without WSL
Where it doesn't
- Session persistence is local rather than cross-device
- Plugins and extensions are not supported
- Browser collaboration depends on the optional Web Share feature

Our verdict on RMUX

RMUX is an open-source terminal multiplexer written in Rust for developers and automation-focused teams. Its tmux-compatible CLI supports sessions, windows, panes, configurable layouts, and detach-and-reattach behavior across Linux, macOS, and Windows. It also offers a local CLI, API access, browser-based Web Share, and SDKs for Rust, Python, and TypeScript, making it a fit for workflows that combine interactive terminal work with programmatic control.

Automation is RMUX's standout capability. Its terminal automation features include snapshots, text waits, keyboard input, and pane events, while the SDKs provide language-specific ways to control sessions. The tmux-compatible CLI, with more than 90 commands, gives existing terminal-multiplexer workflows a familiar control surface. Ratatui is also listed among its integrations. Teams choosing RMUX should value programmable terminal operations and configurable layouts more than a plugin ecosystem, since plugins and extensions are not supported.

Collaboration is handled through the optional Web Share feature, which provides encrypted browser access to locally running panes or sessions. Operator and spectator roles, along with PIN pairing, distinguish interactive control from observation. RMUX's daemon provides local persistence, but it does not offer cross-device session synchronization. That makes it a focused choice for automation-heavy teams managing local or host-bound terminal environments. Teams needing local session recovery, native Windows support, and SDK-driven control should consider it; teams centered on synchronized sessions across devices or extensibility through plugins should choose an alternative.

Your product? Our editors can test RMUX in depth and publish a review, labelled as paid · from $149/mo →

RMUX pricing

Plans Open sourceFree Free to use — no paid tier required for the core job.

See plans on rmux.io

RMUX fact sheet

Free plan	Not verified
Paid from	Free
Persistence scope	Local
Session synchronization	Not verified
Collaboration features	Yes
Custom pane layouts	Yes
Plugins or extensions	No
Access platforms	Linux, macOS, Windows, local CLI, browser via Web Share, Rust/Python/TypeScript SDKs
Maximum sessions	Not verified
Deployment	Desktop, Browser extension
Platforms	Web, Windows, macOS, Linux
Support	Docs, Community
Built for	Solo, Small business, Mid-market (editorial estimate)
Integrations	4 integrations: Rust SDK, Python SDK, TypeScript SDK, Ratatui
Pricing	Open source
Website	rmux.io
Facts checked	20 Sep 2026

RMUX integrations

RMUX lists 4 integrations on its own site.

Rust SDK
Python SDK
TypeScript SDK
Ratatui

Alternatives to RMUX

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RMUX vs the competition

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Featured on iTechGuides

RMUX is listed in our Terminal Multiplexers directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update