SDCard Cartridge is awesome! Worth of buying : r/snes
Rondo Products SNES-Con Kit – CastleMania Games
For Nintendo NES/SNES N64 Gamecube To HDMI Adapter Converter HD Cable USB Power | eBay
By far the cheapest Micro SD method : r/miniSNESmods
For F-c Adapter For Snes Or Japanese 16bit Console, Play 60pins 8-bit Game Cartridge On 16-bit Console Whit 500 In 1 Game Cart - Accessories - AliExpress
SD Card 8GB With 2900+ classic NES and SNES Games for your console, nintendo NES mini + Adapter included (memory card) : Amazon.com.au: Video Games
The SuperUFO as an import adapter – VideoGamePerfection.com
Super Nintendo SNES Microsd Card Adapter for FX Pak PRO - Etsy Canada
GameCube Serial Port SD Adapter & Swiss Updates | RetroRGB
SNES-2-3DO controller adapter | RetroRGB
SNES PowerPak - retroUSB
SNES Classic Mini Internal Bluetooth Modification : 6 Steps (with Pictures) - Instructables
N64 To HDMI Converter Adapter HD Cable For Nintendo Gamecube NES SNES N64 Series | eBay
SD Memory Card Converter Adapter Suitable for Nintendo Gamecube/Wii Consoles NGC Port Video Game Console Card Reader Accessories|Memory Cards| - AliExpress
SNES Super Nintendo Classic Mini SD Card Adapter | Ubuy India