ZeroDay404

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Cool Linux Club T-Shirt, Linux Programmer Shirt, Developer Coding Tee

$24.09

Retro Linux 1991 Helsinki T-Shirt, Programmer Gift, Developer Coding Shirt

$24.09

Code Valley T-Shirt for Programmers, Coding Shirt, Developer Gift

$24.09

Hacker Land T-Shirt for Programmers, Coding Shirt, Developer Gift

$24.09

Linux T-Shirt for Programmers, Coding Shirt, Developer Gift

$24.09

Linux T-Shirt with Tux Penguin – Minimal Unisex Tech Tee for Developers

$24.09

Linux Shirt – Minimal Coder Tee – Unisex Developer Gift

$24.09

Linux Shirt – Pink Programmer Gift Tee

$24.09

Linux Music Shirt – Cute Gift Tee

$24.09

Pastel Linux Shirt – Gift Tee

$24.09

Cute Linux T-Shirt – Programmer Gift – Unisex Tech Tee

$24.09

Minimal Linux T-Shirt – Programmer Tech Tee

$24.09

HTML Minimal Developer T-Shirt – Coding Tee

$24.09

Minimal HTML Developer T-Shirt – Web Programmer Tee

$24.09

Minimal Linux T-Shirt – Unisex Programmer Tee with Penguin Design

$24.09

Linux Graphic T-Shirt – Fun Tech Tee for Developers & Open Source Fans

$24.09

Aesthetic Linux Shirt – Cute Tech Tee for Developers & Open Source Lovers

$24.09

Linux Floral T-Shirt – Cute Unisex Tech Tee with Flower Design for Programmers

$24.09

Linux T-Shirt – Colorful Minimal Linux Developer & Programmer Tee

$20.48

Linux Graffiti T-Shirt – Funny Linux Programmer & Developer Tee

$20.48

Global Domination WWW T-Shirt – Funny Web Developer Coding Shirt

$19.27

Stronger Than Linux T-Shirt – Funny Programmer Tee, Coding Humor Unisex T-Shirt

$24.09

Code The Future T-Shirt, Programmer Shirt, Run Debug Repeat Tee, Developer Gift, Coding Humor Unisex TShirt

$24.09

Validation Passed T-Shirt – Funny Programmer Shirt, Coding Humor Tee, Developer Gift

$26.50

Why Is This Working T-Shirt – Funny Programmer Shirt, Coding Humor Tee, Developer Gift

$27.71

Error 404 Mind Not Found T-Shirt – Funny Programmer Shirt

$26.50

Your Password Is Weak T Shirt Funny Cybersecurity Shirt Hacker Bear Tee Programmer Gift Developer Shirt

$19.27

JavaScript Error T-Shirt, Funny Programmer Shirt, Coding Humor Tee, Developer Gift, JS Geek Shirt, Unisex T-Shirt

$20.48

Developer T-Shirt | Minimal Tech Shirt for Programmers & Cybersecurity Fans | Coding Inspired Apparel

$18.07

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Stavroula Plousi

About ZeroDay404

Sales 1

On Etsy since 2026

ZeroDay – Code your style

A tech-inspired clothing and accessories brand for developers, hackers, and cybersecurity enthusiasts. Clean, minimal designs with a playful tech twist — because your wardrobe should be as sharp as your skills.

At ZeroDay, we create modern apparel and accessories inspired by programming culture, cybersecurity, and the digital lifestyle. Our designs combine simplicity with geek-chic aesthetics, featuring subtle glitch elements and clever tech references.

Whether you're coding late at night, attending a hackathon, or simply expressing your love for technology, ZeroDay lets you wear your passion in a clean, modern, and unmistakably tech way.

Shop members

Stavroula Plousi

Owner

ZeroDay – Code your style Tech-inspired apparel and accessories for developers, hackers, and cybersecurity enthusiasts. Minimal, modern designs with a playful tech twist—because your style should be as sharp as your skills.

Shop policies

Last updated on Jan 22, 2026

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