tabsh icon

tabsh

tabsh is a local browser-based workspace for shells and command-line agents, organizing projects as status-based cards beside the rest of a developer's web tools. It supports configurable CLI providers, persistent shell sessions, and terminal or chat interfaces on macOS and Linux.

tabsh

A browser workspace for shells and agents

tabsh is a local browser-based workspace for shells and command-line agents. It runs a small daemon on the developer's machine and presents projects as cards in the browser tab alongside the websites and tools used during work.

The app combines a catch-up list with optional board and shell views. Cards retain their project folder and status, while shells can survive tab closures and restarts. Agents can run in the folder where they were started, either in a terminal-style interface or a chat panel, so the workflow stays close to the user's existing checkout.

Features

List and board views

Keep every project card in one scroll, grouped by statuses such as Backlog, In progress, Needs input, Completed, and Archived; completed work can be folded away.

Configurable agent providers

Run Claude Code, Codex, Cursor CLI, OpenCode, or another prompt-based CLI, choosing the startup, resume, and ACP commands per provider.

TUI or chat workflows

Use an agent either as a real terminal-based TUI or as a chat panel, with the option to switch the surface for each card.

Persistent shell sessions

Shells can reattach after closing or reloading the tab, and tabs, folders, and scrollback are restored across restarts.

Project and file tools

Browse a shell's folder, search files by name, open paths and URLs in a pane, and drag files into the interface to type their paths.

Local-first access

Run the daemon locally on macOS or Linux, with optional access from another device through Tailscale or an SSH tunnel.

Use cases

  • Managing multiple projects

    Keep cards for separate shop, API, or other project folders in one status-grouped list, then open a card to work in its associated shell.

  • Browser-centered development

    Place a terminal or coding agent beside GitHub, documentation, team chat, or a local app in the browser so the working context remains in adjacent tabs.

  • Switching agent interfaces

    Choose a terminal-style TUI for direct interactive control or a chat panel for a conversational workflow, changing the surface per card.

  • Checking work from another device

    Use the optional Tailscale or SSH-tunnel setup to view the same board from another laptop or phone without exposing the daemon port directly to the network.

Pros and Cons

Pros

  • Keeps shells, projects, and agent cards together in one browser tab.
  • Supports several named CLI agents and custom prompt-based commands.
  • Offers both a one-scroll list for catching up and a draggable board for status management.
  • Shell sessions, folders, tabs, and scrollback can persist through tab and app restarts.
  • Uses a local daemon by default, with keystrokes staying on the machine according to the site.

Cons

  • There is no Windows build according to the site.
  • Agents run in the existing folder and branch; tabsh does not provide worktree isolation, so multiple agents in one checkout can collide.
  • Safari and iOS browsers cannot connect to the daemon directly; the app must instead be served by the daemon at its local address.

FAQ

How do I install and start tabsh?

Install tabsh with the shell install script or Homebrew. Running `tabsh` opens the app in a browser and pairs it with the local daemon. Homebrew can also run it as a login service with `brew services start tabsh`.

Which operating systems are supported?

Yes. tabsh runs on macOS and Linux. The site states that there is no Windows build.

What is the difference between the board and list views?

The board shows cards in draggable status columns. The list shows the same cards in one scroll grouped by status, which is intended for catching up quickly. `⌘B` switches between the views.

How does tabsh handle local and remote access?

The daemon listens on `127.0.0.1` and accepts connections only from the tabsh app carrying its token. The site says keystrokes stay on the machine. For access from another device, use Tailscale Serve or an SSH tunnel rather than exposing the daemon port directly.

Is tabsh free and open source?

Yes. tabsh is free and open source under the MIT license. The site links the project to GitHub.

Quick Facts

Category
Developer Tool
Platforms
macOS and Linux
Primary workflow
Browser-based shells and command-line agents
Agent options
Claude Code, Codex, Cursor CLI, OpenCode, or a custom prompt-based CLI
Access model
Local daemon on 127.0.0.1; optional Tailscale or SSH-tunnel access
License and price
Free and open source under the MIT license

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