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Garry Tan Highlights gstack's AI-Powered Security Review Capabilities =====================================================================
Garry Tan Highlights gstack's AI-Powered Security Review Capabilities =====================================================================  ### Garry Tan
@garrytan
My CTO friend texted me: "Your gstack is crazy. This is like god mode. Your eng review discovered a subtle cross site scripting attack that I don't even think my team is aware of. I will make a bet that over 90% of new repos from today forward will use gstack."
#### Garry Tan
@garrytan · 13h ago
gstack is available now at github.com/garrytan/gstack
Open source, MIT license, let me know if it works for you. It's just one paste to install it on your local Claude Code, and it's a 2nd one to install it in your repo for your teammates.
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Mar 12, 2026, 8:44 PM View on X
36 Replies
9 Retweets
315 Likes
62.5K Views  Garry Tan @garrytan
One Sentence Summary
Garry Tan showcases gstack, an open-source tool that uses AI to perform 'god mode' engineering reviews and detect subtle security vulnerabilities like XSS.
Summary
Garry Tan, CEO of Y Combinator, shares a testimonial regarding 'gstack,' a newly released open-source tool under the MIT license. The tweet emphasizes the tool's advanced engineering review capabilities, which reportedly detected a subtle cross-site scripting (XSS) attack that a professional engineering team had missed. gstack is designed for easy integration with Claude Code and local repositories, aiming to become a standard component for new software projects by leveraging AI for deep code analysis and security auditing.
AI Score
82
Influence Score 85
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Garry Tan Highlights gstack's AI-Powered Security Review ... ===============