Nintendo 3DS (Citrus/CTR)

Edit on Github | Updated: 17th May 2024


Welcome to our page dedicated to Nintendo 3DS reverse engineering! The Nintendo 3DS is a popular handheld gaming console that was released in 2011, and has since become a favorite of gamers around the world. If you’re interested in learning more about the technical aspects of this console and how it works, you’re in the right place!

On this page, we’ve compiled a list of links to other pages that cover various topics related to Nintendo 3DS reverse engineering. Whether you’re interested in understanding the hardware architecture of the console, analyzing game code, or modding your favorite games, you’ll find a wealth of resources and information on the pages we’ve linked to.

So sit back, grab your Nintendo 3DS, and get ready to dive into the exciting world of Nintendo 3DS reverse engineering!

Project Citrus (CTR)

During development the Nintendo 3DS has the codename Project Citrus (CTR) which was the follow up to Nintendo’s very popular DS (NITRO) and DSi (TWL) handheld video game consoles. It was fairly successful in the market but became their last handheld-only console as they switched to the hybrid model for the Nintendo Switch.

Early Days Of 3DS Hacking

The Youtube channel Tech Rules has made an excellent video explaining how the Nintendo 3DS was initially jailbroken, using a “terrible game”.


If you’re interested in reverse engineering Nintendo 3DS software, it’s essential to have a solid understanding of the hardware that powers the handheld console. By understanding the inner workings of the 3DS hardware, you can better comprehend how the software interacts with the hardware and how you can potentially modify or improve it.

In this section of our guide, we will provide you with detailed information and resources on the hardware of the Nintendo 3DS, including retail, prototype, and development hardware.

Retail Nintendo 3DS Hardware

If you’re interested in learning more about the hardware architecture of the Nintendo 3DS, we highly recommend checking out the post on This website is dedicated to exploring the technical details of the Nintendo 3DS hardware, including the CPU, GPU, and other components that make up the handheld console. You’ll find in-depth explanations of how each component works, as well as detailed schematics and diagrams that help illustrate the inner workings of the Nintendo 3DS.

Nintendo 3DS Architecture - A Practical Analysis has an excellent tear down of the Nintendo 3DS Hardware and how it works

Nintendo 3DS Development Kit Hardware

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