If you are building a library from scratch, these titles are widely considered the "best-in-class" for the platform: 3DS:Installing software - Hacks Guide Wiki

A cel-shaded, anime-style third-person shooter spin-off of Lost Planet (Capcom). It plays like Vanquish for kids. It is fast, colorful, and has a fantastic co-op mode. The English patch covers menus and subtitles. The CIA file runs flawlessly on a New 3DS, using the C-Stick for camera controls.

This is a masterclass in game design. A direct sequel to the SNES classic, this game introduces a brilliant wall-merging mechanic that revolutionizes puzzle-solving in the 2D Zelda formula. It is widely considered one of the most enjoyable experiences on the system.

FBI is the premier open-source CIA installer for the 3DS. It allows you to browse your SD card, install or delete CIA files, and even install software wirelessly over your local network using QR codes. 2. Anemone3DS

: Still the gold standard for portable racing, featuring gliders, underwater driving, and robust local multiplayer.

To manage and install CIAs on a modded console, you need these standard homebrew applications:

This is the standard tool for installing CIA files; ensure you have the latest version.

The following tools are widely considered the "best" for handling CIA files on a modded 3DS:

Built on the Pokémon X and Y engine, these remakes recreate the Hoenn region in full 3D. They introduce Primal Reversion, the Eon Flute for soaring over the map, and comprehensive modern quality-of-life updates that make them the definitive Generation 3 experience. Bravely Default

The Ultimate Guide to the Best Nintendo 3DS CIA Files: Every Must-Play Game

: These remakes are often cited as the best Pokémon experiences on the 3DS, blending nostalgic Hoenn exploration with modern mechanics.

Featuring quality-of-life improvements that make the three-day cycle more manageable. RPG Classics

The 3DS officially supports SDHC cards up to 32GB, but can use SDXC cards up to 128GB or 256GB if formatted to FAT32. Stick to reputable brands like SanDisk or Samsung.

The Nintendo 3DS remains a handheld powerhouse, but to unlock its full potential, many users turn to CIA files. Whether you are looking to preserve your physical cartridges or explore the massive library of digital-only gems, knowing which titles are essential is key.

To manage your library and get the most out of your console, several homebrew applications should be installed on every modified 3DS system.

: A fast save manager used to back up and restore game saves for both digital and physical titles.