EmulatorJS vs Retroarch Web Player
A side-by-side comparison of two self-hosted game engines & frameworks options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
EmulatorJS
Self-hosted in-browser retro game emulator
VS
Retroarch Web Player
Emulate videogames system and play videogames through your web browser
| Feature | EmulatorJS | Retroarch Web Player |
|---|---|---|
| Category | Game Engines & Frameworks | Game Engines & Frameworks |
| License | GPL-3.0 | GPL-3.0-or-later |
| Language | JavaScript | C |
| Setup difficulty | Easy | Medium |
| Min. RAM | 256 MB | 50 MB |
| Deployment | docker, bare-metal, source | bare-metal |
| GitHub stars | ★ 4,074 | ★ 13,480 |
| First released | 2020 | 2023 |
| Replaces | RetroArch web | — |
Why pick each one
Choose Retroarch Web Player if…
- Released under the GPL-3.0-or-later license
- Mature project with 13.5k GitHub stars
- Written in C
- Tiny footprint — runs in 50 MB RAM
Frequently asked questions
Is EmulatorJS or Retroarch Web Player better?
Neither is universally better. Retroarch Web Player has the larger community, while EmulatorJS is simpler to set up (easy difficulty). Choose based on the comparison table above and your own setup.
Are EmulatorJS and Retroarch Web Player free and open-source?
Yes. EmulatorJS is licensed under GPL-3.0 and Retroarch Web Player under GPL-3.0-or-later. Both can be self-hosted at no software cost.
Can I run EmulatorJS and Retroarch Web Player with Docker?
EmulatorJS: yes. Retroarch Web Player: check the project docs for container support.