A desktop client for Yume Nikki Online with optional Discord Rich Presence. Show your friends what game you're playing and what room you're in.

Download

→ Latest release

Platform	File
Windows	YNOdesktop-*-win-*.exe — portable, no install needed
macOS (Intel)	YNOdesktop-*-mac-x64.dmg
macOS (Apple Silicon)	YNOdesktop-*-mac-arm64.dmg
Linux	YNOdesktop-*-linux-*.AppImage

macOS note

macOS will block the app on first launch because it is not notarized. To allow it:

xattr -cr /Applications/YNOdesktop.app

Or right-click the app → Open → Open.

Linux note

Make the AppImage executable before running:

chmod +x YNOdesktop-*.AppImage
./YNOdesktop-*.AppImage

Discord Rich Presence

Click the Discord icon in the title bar to toggle Rich Presence on or off at any time.

Development Setup

Requires Node.js and Yarn.

git clone https://github.com/affectioned/ynodesktop.git
cd ynodesktop
yarn install
yarn start

Building

Build for the current platform:

yarn dist

Or target a specific platform:

yarn dist-win # Windows portable .exe
yarn dist-linux # Linux AppImage
yarn dist-mac # macOS dmg + zip (x64 and arm64)

Output files are placed in the dist/ directory.

Releases are built automatically by GitHub Actions when a version tag is pushed:

git tag v1.2.7
git push origin v1.2.7

Project Structure

src/
main.js # App entry point
createApp.js # Window, IPC, session, context menu
preload.js # contextBridge API surface for the renderer
scripts/
discordRpcUtils.js # Discord Rich Presence logic
titlebar.js # Injected custom title bar
promptinjection.js # Save slot dialog (replaces window.prompt)
utils.js # URL parsing helpers
assets/
logo.png / logo.ico # App icons
.github/workflows/
release.yml # CI: build and publish releases

YNOproject

Check out the Yume Nikki Online Project!