History of video games/Retro gaming

Official Retro Consoles
The early 2000's saw the first releases of consoles that emulated older systems with officially licensed games. The late 2010's and 2020 saw many more companies release all in one systems.

FPGA Consoles
FPGA based consoles use reprogrammable chips to mimic other hardware, potentially allowing for more efficient or accurate emulation than pure software emulation can.

RetroUSB AVS
An FPGA based NES compatible system.

Retro Bit Retro Duo Portable
A clone system that supports SNES games out of the box, and NES, Sega Genesis, and Game Boy through adapters.

Yobo FC Twin
Combination NES and SNES compatible console.

Hyperkin RetroN
NES compatible system.

Hyperkin RetroN 5
The RetroN 5 was shown off at E3 2013.

The Hyperkin RetroN 5 is a console launched on December 10th, 2013 that runs Linux and open source emulators to play cartridges for the Famicom, NES, SNES, Genesis, Game Boy Advance systems.

Hyperkin RetroN 77
Released by 2018, the RetroN 77 plays Atari 2600 at an upscaled 720p resolution over HDMI.

GB Boy Color
Game Boy Color clone.

Omega MVS
Rather different from other consoles listed here, in that it's simply a Neo Geo MVS placed in a console formfactor.

OSSC
The Open Source Scan Converter is an low latency upscaler to convert old signals to work on modern displays.

Framemeister
An early upscaler for retro gaming.