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How to use Gstack: what you can do with it

What is Gstack? gstack is Garry Tan's open source Claude Code setup: slash command skills that act as a virtual engineering team, including a CEO who rethinks the product (/office-hours), a reviewer who finds production bugs (/review), a QA lead who opens a real browser (/qa), a security officer (/cso) and a release engineer (/ship). It installs for Claude Code by default and for Codex, OpenCode, Cursor and other agents with --host.

How do I use it? Open Claude Code and install Gstack: git clone --single-branch --depth 1 https://github.com/garrytan/gstack.git ~/.claude/skills/gstack && cd ~/.claude/skills/gstack && ./setup; then run /office-hours and describe what you are building with specific examples of the pain; Agree, disagree or adjust as it challenges your premises and proposes approaches. Full steps below.

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What do you want to do?

3 use cases

Quick start with Gstack

  1. Check you have what it needs: Claude Code (full tier) or another supported agent; Git; Bun v1.4.2+ (setup refuses older than 1.3.3).
  2. Open garrytan/gstack on GitHub and read the README and license.
  3. Open Claude Code and install Gstack: git clone --single-branch --depth 1 https://github.com/garrytan/gstack.git ~/.claude/skills/gstack && cd ~/.claude/skills/gstack && ./setup
  4. Run /office-hours and describe what you are building with specific examples of the pain
  5. Agree, disagree or adjust as it challenges your premises and proposes approaches
  6. Run /plan-ceo-review and /plan-eng-review to challenge scope and lock the architecture

These steps come from our top use case, Pressure-test a product idea with /office-hours before you build, which also has a copy-paste agent prompt.

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Using the Deduped MCP, get the setup steps for garrytan/gstack

Add Deduped to Claude Code once

claude mcp add --transport http deduped https://dedupedai.com/mcp

Cursor, ChatGPT, others

Gstack alternatives · Best AI repos for Software and DevOps

About this repo

  • Who it is forFounders, first-time Claude Code users and tech leads who want structured roles, rigorous review and QA instead of a blank prompt.
  • Why it is hot138k stars, picked up by one AI source we track
  • LanguageTypeScript
  • Sourcegithub.com/garrytan/gstack · Back to Hot repos

Requirements

  • Claude Code (full tier) or another supported agent
  • Git
  • Bun v1.4.2+ (setup refuses older than 1.3.3)
  • Node.js on Windows and for team mode
  • Optional on macOS 15+: the Aside browser for browser skills

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Questions about Gstack

What is Gstack?

gstack is Garry Tan's open source Claude Code setup: slash command skills that act as a virtual engineering team, including a CEO who rethinks the product (/office-hours), a reviewer who finds production bugs (/review), a QA lead who opens a real browser (/qa), a security officer (/cso) and a release engineer (/ship). It installs for Claude Code by default and for Codex, OpenCode, Cursor and other agents with --host. It is an open-source project on GitHub: https://github.com/garrytan/gstack.

How do I use Gstack?

Open Claude Code and install Gstack: git clone --single-branch --depth 1 https://github.com/garrytan/gstack.git ~/.claude/skills/gstack && cd ~/.claude/skills/gstack && ./setup; then run /office-hours and describe what you are building with specific examples of the pain; Agree, disagree or adjust as it challenges your premises and proposes approaches. The use cases on this page give the full steps and a copy-paste agent prompt for each job.

Who is Gstack for?

Founders, first-time Claude Code users and tech leads who want structured roles, rigorous review and QA instead of a blank prompt.

What can I do with Gstack?

3 use cases so far, for example: Pressure-test a product idea with /office-hours before you build; Find production bugs with /review and /qa before you ship; Roll out Gstack to your whole team with team mode. Each has steps and a copy-paste agent prompt.

What do I need to run Gstack?

Claude Code (full tier) or another supported agent; Git; Bun v1.4.2+ (setup refuses older than 1.3.3); Node.js on Windows and for team mode.

What are alternatives to Gstack?

Other hot AI repos in Software and DevOps: Deep Infer, Harness2, Orca, Opencode, Graphify.

Is Gstack safe to run?

Deduped does not own, audit or vouch for it. Read the README and license, run it on your own systems first and review every command before you run it.