Phosphor · Office #38,903

What it is

Calls itself “terminal”.

• Calls itself: terminal

“…macOS terminal that runs your servers”

Where it puts itself

Claims “the only”. Rules out “No integrations” and “No telemetry”.

• Superlative claim: the only
• Says it will not: No integrations · No telemetry

“The difference from handing a model a shell: the app holds the connection, the agent holds nothing.”

“The only network traffic the app makes is SSH to your own servers and the update feed.”

What it costs

A free tier, free forever.

• Free plan: free forever

“Free, MIT.”

Who it sells to

Sells to developers. Available in 2 languages.

• Sells to: developers
• Languages: English · Russian

“A free macOS terminal that runs your servers and AI agents”

“Two languages. English and Russian, both through a String Catalog.”

How it runs

A desktop app for macOS. Runs locally and works offline. No API. Open source. AI is the core of the product. You can bring your own API key.

• Kind: desktop
• Runs on: macOS
• Runs where: on the device, offline
• API: no
• Open source: yes
• AI role: core to the product
• Bring your own key: yes

“A free macOS terminal that runs your servers and AI agents”

“No Docker Engine API to expose, no socket to tunnel”

What it works with

Names Claude Code, Claude Desktop and 3 more on its pages.

• Names: Claude Code · Claude Desktop · Codex · +2

“…with an MCP server so Claude Code and Claude Desktop can operate them under a per-host policy and an audit log.”

“Split a pane and pick with Tab what runs in it: a shell or a coding agent (Codex, Gemini CLI, Cursor, opencode)”

What it offers as proof

Live, no waitlist. Publishes docs.

“…curl -fsSL https://github.com/Kirusshenkin/terminalOs/releases/latest/download/Phosphor.zip -o Phosphor.zip”

“…docs -> https://github.com/Kirusshenkin/terminalOs/tree/main/docs”