melonDS

B
B tier on Emulator SoftwareScore 7.1 · #9 of 37
Android app
Not listed
Free plan
Yes
Runs on
Linux, Mac, Windows
melonds.kuribo64.net
The melonDS homepage

Summary

melonDS is a free, open-source emulator focused on Nintendo DS emulation, with builds listed for Windows, macOS, and Linux. Its feature set includes a nearly complete CPU, video, and audio core, a JIT recompiler, an OpenGL renderer with 3D upscaling, joystick support, microphone and lid controls, RTC, and savestates. DLDI support is also listed. Wi-Fi features offer local multiplayer and online connectivity, but remain in progress and may not work with all games. DSi emulation and GBA slot add-ons are works in progress. DS emulation requires BIOS and firmware files to be configured, and DSi emulation also requires a DSi NAND image. melonDS uses raw save files and has an import function for saves from DeSmuME, DraStic, or a flashcard, but it does not support the special save memory type used by WarioWare DIY and Jam with the Band. Direct online connectivity requires libpcap or WinPcap, an Ethernet connection, and administrator or superuser privileges; indirect mode does not require Ethernet or those privileges.

Who it is for

It suits desktop users looking for Nintendo DS emulation on Windows, macOS, or Linux. Users seeking DSi emulation should note that it is still in progress.

What is good

  • Free and open source.
  • Offers OpenGL rendering and 3D upscaling.
  • Includes joystick support and savestates.
  • Provides an import function for some external saves.

What to know first

  • DS emulation requires BIOS and firmware files.
  • DSi emulation remains in progress.
  • Wi-Fi features may not work with all games.
  • Two games' special save type is unsupported.

Verdict

melonDS has a broad set of DS emulation features, but some networking and DSi capabilities remain unfinished. Check BIOS and firmware requirements and the listed save limitation before using it.

melonDS plans and pricing

All plans
melonDS Free Nintendo DS emulator · Requires console BIOS and firmware dumps for some emulation melonds.kuribo64.net · 30 Sept 2026

Compared on emulator software

Free plan
Yesmelonds.kuribo64.net

Facts

Purpose
melonDS aims to provide fast and accurate Nintendo DS emulation.melonds.kuribo64.net · 30 Sept 2026
Emulation features
The project lists a nearly complete CPU, video, and audio core, a JIT recompiler, an OpenGL renderer with 3D upscaling, RTC, microphone and lid controls, joystick support, and savestates.melonds.kuribo64.net · 30 Sept 2026
Connectivity
Wi-Fi features include local multiplayer and online connectivity, but the site describes Wi-Fi as a work in progress and says it may not work with all games.melonds.kuribo64.net · 30 Sept 2026
DSi and GBA
The feature list marks DSi emulation and GBA slot add-ons as works in progress; it also lists DLDI support.melonds.kuribo64.net · 30 Sept 2026
Downloads
The downloads page lists builds for Windows, macOS, and Linux, including ARM64 builds for some operating systems.melonds.kuribo64.net · 30 Sept 2026
Required files
For DS emulation, the FAQ describes BIOS and firmware files to configure; for DSi emulation, it also requires a DSi NAND image.melonds.kuribo64.net · 30 Sept 2026
Save compatibility
melonDS uses raw save files and provides an Import savefile function for saves from DeSmuME, DraStic, or a flashcard.melonds.kuribo64.net · 30 Sept 2026
Known save limitation
The FAQ says WarioWare DIY and Jam with the Band use a special save memory type that melonDS does not yet support.melonds.kuribo64.net · 30 Sept 2026
Networking requirements
Direct online connectivity requires libpcap or WinPcap, an Ethernet connection, and administrator or superuser privileges; the FAQ says indirect mode does not require Ethernet or administrator permissions.melonds.kuribo64.net · 30 Sept 2026
Support
The FAQ directs users to the GitHub issue tracker or the forums for feature requests and bug fixes.melonds.kuribo64.net · 30 Sept 2026
Unofficial ports
The FAQ says the melonDS team does not develop or support unofficial ports such as Android and directs users to those ports’ developers for help.melonds.kuribo64.net · 30 Sept 2026
Official website
The project identifies melonds.kuribo64.net as its official website and says melonds.org is a fake site.melonds.kuribo64.net · 30 Sept 2026
Emulation
The feature list describes a nearly complete CPU, video, and audio core, plus a JIT recompiler.melonds.kuribo64.net · 30 Sept 2026
Graphics
It includes an OpenGL renderer and 3D upscaling.melonds.kuribo64.net · 30 Sept 2026
Controls and saves
Listed features include joystick support, savestates, and display position, sizing, and rotation modes.melonds.kuribo64.net · 30 Sept 2026
DSi support
DSi emulation is listed as work in progress.melonds.kuribo64.net · 30 Sept 2026
System features
The feature list includes RTC, microphone, lid close/open, DLDI, and work-in-progress GBA slot add-ons.melonds.kuribo64.net · 30 Sept 2026
Renderer limits
The FAQ says the software renderer is more accurate but more CPU intensive, while OpenGL may be faster but less accurate.melonds.kuribo64.net · 30 Sept 2026
Multiplayer limits
The FAQ says local multiplayer is unstable due to timing requirements and may not function correctly with more than two instances.melonds.kuribo64.net · 30 Sept 2026
Release checksums
The downloads page displays SHA256 checksums alongside release download sizes.melonds.kuribo64.net · 30 Sept 2026

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