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[ARTICLE · art-151230] src=news.ycombinator.com ↗ pub= topic=developer-tools verified=true sentiment=↑ positive

Show HN: Trustmux – Async tmux from your phone, now in Ubuntu, Debian, Fedora

Dustin Kirkland, author of Byobu, released Trustmux, a tool that provides secure, asynchronous access to tmux or Byobu sessions from a phone, and it is now packaged in Ubuntu 26.10, Debian, Fedora, and Chainguard OS. Trustmux uses TLS with real certificates and optionally Tailscale for cert provisioning without port forwarding, and is installed via apt, dnf, pip install trustmux, or a Homebrew tap. Kirkland said two security experts reviewed the design and he implemented their recommendations.

by read2 min views1 publishedOct 16, 2026

I'm Dustin Kirkland, author of Byobu. I recently flew to Australia and kept nudging my Claude, Codex, and Bash jobs along back home from somewhere over the Pacific, at 700ms of latency.

That's what Trustmux is for: secure, asynchronous access to your tmux or Byobu sessions from your phone.

I first posted this in June and since then there have been many point releases, lots of new features and testing, and a growing base of users. It's now packaged in Ubuntu 26.10, Debian, Fedora, and Chainguard OS.

Why not SSH, Mosh, or Claude Mobile?

  • SSH/Mosh: a live, synchronous connection is brutal on a phone. Latency and WiFi-to-cellular handoffs make it laggy and fragile. - Claude Mobile: great for Claude, but I wanted access to whatever is running in my tmux session: shells, Claude, other code assistants.

Trustmux is async by design. Connect, look, type a command, disconnect, with no fragile connection state to babysit.

Security: TLS with real certificates, end to end. Uses Tailscale (cert provisioning via tailscale serve, no port forwarding) optionally, bind to your own network address, or bring your own or self-signed certs. Two security experts reviewed the design and I implemented their recommendations. More scrutiny is very welcome.

Quick start:

  trustmux enable
  trustmux start
  trustmux pair   # shows a QR code if qrencode is installed

Open the URL on your phone, enter the 6-digit code, and add it to your home screen. It's a PWA, so there's no app store. Install: apt, dnf, pip install trustmux, or brew tap dustinkirkland/trustmux && brew install trustmux

Under the hood: Python, libtmux, WebSockets, Tailscale, and no polling. The UI shell is cached for offline use. Part of Byobu, GPLv3. Trustmux isn't affiliated with the tmux project.

https://trustmux.dev https://github.com/dustinkirkland/byobu https://pypi.org/project/trustmux/

Comments URL: https://news.ycombinator.com/item?id=50115537

Points: 1

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