Ask API. GET https://whichemulator.wtf/ask answers questions from the same data as this page, and it is the only place the setup steps are published. It takes the question as q and, optionally, this page's path as page, and returns JSON with answer, sources and follow_ups, or Markdown with Accept: text/markdown. No key needed.

curl -G 'https://whichemulator.wtf/ask' --data-urlencode 'q=Which Jaguar emulator should I use on a Mac?' --data-urlencode 'page=/jaguar/'

Questions it answers:

Guide: /skill.md. This page as Markdown: /jaguar.md

Best Jaguar emulator: BigPEmu, the Gold Cartridge pick

Atari Jaguar, Atari, 1993. Built for Atari by IBM; Jaguar CD add-on followed.

Recommended: BigPEmu

whichemulator.wtf calls its recommendation for each system the Gold Cartridge pick. For the Jaguar, the Gold Cartridge pick is BigPEmu.

BigPEmu runs more of the Jaguar library correctly than anything else, cartridges and Jaguar CD alike, and it is free. It is closed source: the author says contractual obligations stop him releasing the code. Builds are for Windows and Linux (x64 and ARM64), plus an iOS app. There is no Mac or Android version.

Runs on Windows · Linux · iOS. Closed source. Download: https://www.richwhitehouse.com/jaguar/index.php?content=download

Map the keypad: The Jaguar pad has a 12-key number pad, and plenty of games use it for menus, weapons or views. Bind those keys to something on your controller before you start, or you may get stuck at the first menu.

Alternatives

Virtual Jaguar (Windows · Mac · Linux, open source): The open-source option, under GPLv3. Long known for patchy compatibility, it has been under heavy development through 2026 and now ships a standalone desktop app (new in v3.9.0) alongside the RetroArch core. Expect more games to have problems than in BigPEmu, especially on Jaguar CD.
Phoenix (Windows · Mac · Linux · Android, closed source): Closed-source multi-system emulator from a former FreeDO developer. Good Jaguar cartridge support, but the PC interface is in Russian and it hasn't been updated in years. The Android version is a separate app called IrataJaguar.

RetroArch cores

Virtual Jaguar: Cartridges and Jaguar CD. Boot ROMs are built in, so no BIOS files are needed.

The only Jaguar core, and the route on Mac and Android, where BigPEmu has no build.

Hardware

CPU: Motorola 68000 @ 13.3 MHz
Graphics: Tom: 32-bit RISC GPU @ 26.6 MHz
Sound: Jerry: RISC DSP @ 26.6 MHz, 16-bit stereo
Media: Cartridge, plus the Jaguar CD add-on
Library: 63 licensed games (50 cart, 13 CD)

Notes

Why a closed-source pick

The Jaguar spreads its work across a 68000 and two custom RISC chips, and keeping all three in step is hard. For years that left Jaguar emulation in a poor state. BigPEmu was the first emulator to get almost the whole library running properly, Jaguar CD included, and it’s still ahead. That is why it gets the pick here even though the source isn’t public.

Which build to download

Windows and Linux each have x64 and ARM64 builds on the download page. The iOS version is on the App Store. There is also a developer build, which is slower and only worth having if you want the debugging features.

On a Mac or an Android device, use Virtual Jaguar: the standalone app on Mac, the RetroArch core on Android. Neither needs a BIOS.

Virtual Jaguar has moved on

If you tried Virtual Jaguar years ago and gave up, it’s worth another look. The libretro version was taken over by a Provenance developer, and through 2026 it has had a long run of compatibility fixes, Jaguar CD work and, since v3.9.0, a desktop app that runs without RetroArch.

Support the developers

Reference: WEM-JAGUAR-5F9J