gstack
Overview
An open-source workflow system for Claude Code and Codex that adds structured planning, review, QA, and shipping skills.
Best For Professions:
gstack is an open-source workflow system for Claude Code, Codex, and compatible coding agents that packages specialist commands, review gates, and software delivery routines into one structured setup. It is designed to help users move beyond ad hoc prompting by adding role-based workflows for planning, engineering review, browser QA, release checks, and shipping discipline. Rather than acting as a standalone chatbot, gstack serves as an operational layer for AI-assisted software development, helping developers and teams standardize how coding agents are used across a project. It is aimed at founders, developers, and technical leads who want faster AI-assisted development without giving up process, quality, or release control.
Product overview
Capabilities, pricing and fit
gstack is best understood as an AI-assisted developer tool. gstack is Garry Tan's open-source workflow for Claude Code and Codex: frame the work, review harder, run browser QA, and ship with release discipline.
Information as of July 30, 2026
What it can do
- Developer assistance
gstack is Garry Tan's open-source workflow for Claude Code and Codex: frame the work, review harder, run browser QA, and ship with release discipline.[1]
Where it fits best
- Adding structured planning, review, QA, and shipping workflows to Claude Code and Codex.[1]
Sources (1)
- gstack | Garry Tan's Workflow for Claude Code and CodexOfficial site · checked 2026-07-30
Autonomy level
47/100
Our subjective rating of how independently the product carries out its documented tasks, considering the human setup, input, approval and review it needs. This is not a measured success rate.
Comparisons
Custom Comparisons
Some of the use cases of gstack:
- Adding structured planning, review, QA, and shipping workflows to Claude Code and Codex.
- Standardizing how coding agents are used across software projects and branches.
- Giving developers reusable role-based commands instead of relying on ad hoc prompts.
- Improving release quality by adding explicit review and validation steps to AI-assisted coding.
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Popularity level: 85%
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