Game · Consoles, homebrew & emulation

Ymir

Ymir is a console and retro computer emulator, available on Windows, macOS and Linux.

Completely free
Windows, macOS and Linux
Open source
No account

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Geographic availability: No geographic restriction found in our sources; availability is not checked country by country.

Technical details

Pricing: Completely freeconfirmed by Flathub, GitHub
License: GPL-3.0 — Open source (copyleft)confirmed by Flathub, GitHub
Open source: Yes
Commercial use: Yesconfirmed by Flathub, GitHub
Account required: Noconfirmed by GitHub
Credit card required: Noconfirmed by Flathub, GitHub
Watermark: Not applicable
Ads: not documented
Platforms: Windows, macOS and LinuxEstablished by Linux: Flathub, GitHub · macOS: GitHub · Windows: GitHub
Publisher: StrikerX3
Latest version: 0.4.1 (18 October 2026)
Latest activity: 19 October 2026
Source code: github.com/ymir-emu/Ymir

At a glance

Ymir is completely free: it is open source software, and every feature is available without paying or subscribing.

Its licence (GPL-3.0) is a copyleft open source licence: you may use, study, modify and redistribute it, including commercially; modified versions must keep the same licence.

Strengths

Open source code
No account needed
Commercial use allowed

About

Ymir is a work-in-progress Sega Saturn emulator. Ymir includes the following features: Load games from MAME CHD, BIN+CUE, IMG+CCD, MDF+MDS or ISO files Automatic IPL (BIOS) ROM detection Automatic region switching Up to two players with a variety of controllers on both ports Fully customizable keybindings Backup RAM, DRAM and ROM cartridges (more to come) Integrated backup memory manager to import and export saves, and transfer between internal and cartridge RAM Forwards-compatible save states Rewinding (up to one minute at 60 fps), turbo speed, frame step (forwards and backwards) Full screen mode with VRR support and low input lag Graphics enhancements such as optional deinterlaced/progressive rendering of high resolution modes and transparent mesh polygon rendering Optional low level CD block emulation A work-in-progress feature-rich debugger

Description from Flathub — AppStream (Flathub)

Sources and checks

Facts collected from Flathub (credit card, publisher, licence, free status, platforms, commercial use, version) — 10 November 2026
Facts collected from GitHub (credit card, account, source code, publisher, licence, free status, platforms, commercial use) — 8 November 2026
Last technical check: 6 November 2026
Description from Flathub — AppStream (Flathub)

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