Retro gaming & emulation

What it is

The cartridge clicks into the slot, the title screen loads with its familiar chiptune, and a game you last played as a child plays exactly as you remember it. That jolt of recognition is part of retro gaming's appeal, but the activity is also serious cultural preservation, because the hardware and cartridges that hold these games are quietly dying.

Retro gaming and emulation is the pursuit of playing and preserving classic video games from older platforms, Atari, NES, SNES, Mega Drive, PlayStation, Commodore 64, Amiga, and dozens more, using original hardware, software emulators on modern devices, or dedicated retro hardware like a Raspberry Pi running RetroPie. It is simultaneously nostalgia, preservation, and genuine appreciation for the design constraints of earlier eras. Games from the 8-bit and 16-bit days are often more mechanically pure than modern blockbusters, with tighter feedback loops and clever solutions forced by severe memory and processing limits.

Getting started is easy and cheap. Install RetroArch, a free cross-platform front-end, on a PC or laptop, and it runs emulators for dozens of systems through one interface. For a dedicated machine, a Raspberry Pi 4 running RetroPie turns a €40 computer into a full multi-system console, connected to a TV with USB controllers, where a single SD card can hold games from many systems. There is a legal grey area here worth being honest about: the emulator software is generally fine, and ROMs of games you own sit in murky territory, but downloading games you do not own is copyright infringement in most places, even though the preservation community largely operates in the open.

How it works

The mistake newcomers make is installing a dozen separate emulators and drowning in configuration, when one front-end handles everything. Install RetroArch, free and cross-platform, which runs emulators for dozens of systems, called cores, through a single consistent interface, so you configure controls and video settings once rather than per system. This alone turns a fiddly afternoon into a smooth setup.

For a dedicated machine rather than running it on your PC, a Raspberry Pi 4 running RetroPie turns a €40 computer into a full multi-system console. Flash RetroPie to a microSD card, boot the Pi connected to a TV, and configure a USB or Bluetooth controller; 8BitDo controllers are well regarded for the authentic feel. A single 64GB card holds games from many systems, and adding the game files, ROMs, is the final step. The legal position is honest worth stating: the emulators are fine, ROMs of games you own sit in a grey area, and downloading games you do not own is infringement in most places.

What actually elevates the experience is two settings most beginners miss. Save states let you create a restore point anywhere, which makes brutally hard old games accessible to players who never built the muscle memory for them. And a CRT shader, which simulates the scanlines and slight glow of an old tube television, makes pixel art look the way it was designed to look, because those games were drawn for CRT displays and can appear harsh and flat on a sharp modern screen.

Benefits

Gaming History Appreciation Pure Game Design Study Cultural Preservation Nostalgia and Discovery Active Community Understanding of Game Design Evolution

What you need

Here's what to gather before you start. The essentials are marked.

RetroArch or RetroPie (free)

Raspberry Pi 4 or existing PC

USB or Bluetooth controller

ROM files (legally owned games)

HDMI display

FAQs

Is emulation legal?

The emulator software itself is generally legal; the game files are the grey area. Running an emulator program is broadly fine in most places. The legal question is the ROMs (the game files), where copying games you personally own sits in a murky area and downloading games you don't own is copyright infringement in most countries. The preservation community operates fairly openly, but the law and the practice are not the same thing, so know where you stand.

What hardware do I actually need to start?

Less than you think, often something you already own. A modern phone, an old laptop, or a Raspberry Pi all emulate older consoles comfortably. A Raspberry Pi running RetroPie is the classic dedicated build, turning a €50 board into a console that plays decades of retro systems through one tidy interface. For newer or more demanding consoles, you need more processing power, but the older systems run on almost anything.

Why are my games running too fast, too slow, or with no sound?

Emulator settings or a performance mismatch, usually. Games running too fast often mean frame limiting is off; too slow means the hardware can't keep up with a demanding system or the settings are too high. Sound issues typically trace to audio buffer or driver settings. Each emulator has configuration for these, and the retro community has documented the right settings for nearly every game on every system, so the fix is usually a quick search away.

Can I use proper controllers instead of a keyboard?

Yes, and you absolutely should for the authentic feel. Most emulators support USB and Bluetooth controllers, including modern Xbox and PlayStation pads, and you can buy reproductions of the original console controllers with USB connectors. Mapping the buttons takes a minute in the emulator settings. Playing a classic platformer with a proper d-pad rather than keyboard arrows is the difference between fighting the controls and actually enjoying the game as intended.