OpenNOW
Custom GeForce Now Client Named OpenNOW
Install / Use
/learn @OpenCloudGaming/OpenNOWREADME
Warning
OpenNOW is under active development. Bugs and performance issues are expected while features are finalized.
Trademark & Affiliation Notice
OpenNOW is an independent community project and is not affiliated with, endorsed by, or sponsored by NVIDIA Corporation.
NVIDIA and GeForce NOW are trademarks of NVIDIA Corporation. You must use your own GeForce NOW account.
What is OpenNOW?
OpenNOW is an independent, community-built desktop client for NVIDIA GeForce NOW, built with Electron and TypeScript. It provides a fully open-source, cross-platform alternative to the official app with zero telemetry, full transparency, and power-user features.
- 🔓 Fully open source — audit every line, fork it, improve it
- 🚫 No telemetry — OpenNOW collects nothing
- 🖥️ Cross-platform — Windows, macOS, Linux, and ARM64
- ⚡ Community-driven — faster fixes, transparent development
- 🎮 Anti-AFK, Stats Overlay, Adjustable Shortcuts — power-user features built in
Gameplay Video (Ball X Pit) (Controller Mode)
OS: Linux Distro: CachyOS
OpenNOW vs Official GeForce NOW
| Feature | OpenNOW | Official GFN | Notes | |---------|:-------:|:------------:|-------| | Streaming | | | | | WebRTC Streaming | ✅ | ✅ | Chromium-based in OpenNOW | | H.264 Codec | ✅ | ✅ | | | H.265 / HEVC Codec | ✅ | ✅ | Full support | | AV1 Codec | ✅ | ✅ | | | Up to 1080p | ✅ | ✅ | | | Up to 4K | ✅ | ✅ | Configurable in settings | | 5K Resolution | ✅ | ✅ | Up to 5K@120fps | | 120+ FPS | ✅ | ✅ | Configurable: 30/60/120/144/240 | | HDR Streaming | 📋 | ✅ | 10-bit color supported, full HDR pipeline planned | | AI-Enhanced Stream Mode | ❌ | ✅ | NVIDIA Cinematic Quality — not available | | Adjustable Bitrate | ✅ | ✅ | Up to 200 Mbps in OpenNOW | | Color Quality (8/10-bit, 4:2:0/4:4:4) | ✅ | ✅ | Full chroma/bit-depth control | | Input | | | | | Keyboard + Mouse | ✅ | ✅ | Full input over GFN data channels | | Gamepad Support | ✅ | ✅ | Up to 4 controllers simultaneously | | Flight Controls | ❌ | ✅ | Added in official client v2.0.81 | | Mouse Sensitivity | ✅ | ❌ | OpenNOW-exclusive setting | | Clipboard Paste | ✅ | ❌ | Paste text into cloud session | | Features | | | | | Authentication + Session Restore | ✅ | ✅ | OAuth PKCE, auto-restore on startup | | Game Library + Catalog | ✅ | ✅ | Main catalog, library, and public games | | Alliance Partners | ✅ | ✅ | NVIDIA + partner providers | | Audio Playback | ✅ | ✅ | | | Microphone Support | ✅ | ✅ | Voice chat with mute/unmute toggle | | Instant Replay | 📋 | ✅ | Planned for future release | | Screenshots | 📋 | ✅ | Planned for future release | | Stats Overlay | ✅ | ✅ | Detailed: RTT, decode, render, jitter, loss, input queue | | Anti-AFK | ✅ | ❌ | OpenNOW-exclusive — prevents idle disconnects | | Adjustable Shortcuts | ✅ | 🚧 | Fully customizable in OpenNOW | | Session Conflict Resolution | ✅ | ✅ | Resume / New / Cancel existing sessions | | Subscription Info | ✅ | ✅ | Hours, tier, entitled resolutions | | Region Selection | ✅ | ✅ | Dynamic region discovery | | Install-to-Play | ✅ | ✅ | For games not in standard catalog | | Discord Integration | ❌ | ✅ | | | Platform Support | | | | | Windows | ✅ | ✅ | NSIS installer + portable | | macOS (x64 + ARM) | ✅ | ✅ | Universal builds | | Linux | ✅ | 🚧 | Official client has beta native app | | ARM64 / Raspberry Pi | ✅ | ❌ | OpenNOW builds for ARM64 Linux | | Steam Deck | 📋 | ✅ | | | Android / iOS / TV | ❌ | ✅ | Desktop-only for now | | Privacy & Openness | | | | | Open Source | ✅ | ❌ | MIT licensed | | No Telemetry | ✅ | ❌ | Zero data collection | | Auditable Code | ✅ | ❌ | |
💡 Legend: ✅ Working · 🚧 In Progress · 📋 Planned · ❌ Not Available
Roadmap
| Priority | Feature | Status | Description | |:--------:|---------|:------:|-------------| | 🔴 | ~~H.265 codec tuning~~ | ✅ Completed | Full HEVC support implemented | | 🔴 | ~~Microphone support~~ | ✅ Completed | Voice chat with mute/unmute toggle | | 🟡 | Instant replay | 📋 Planned | Clip and save gameplay moments | | 🟡 | Screenshots | 📋 Planned | Capture in-stream screenshots | | 🟡 | HDR streaming pipeline | 📋 Planned | Full HDR end-to-end support | | 🟢 | Latency optimizations | 🚧 Ongoing | Input and render path improvements | | 🟢 | Platform stability | 🚧 Ongoing | Cross-platform bug fixes |
🔴 High priority · 🟡 Medium priority · 🟢 Ongoing effort
Features
Streaming
H.264 AV1 H.265 (WIP) · Up to 4K@240fps · Adjustable bitrate · 8/10-bit color · 4:2:0/4:4:4 chroma
Input
Keyboard Mouse Gamepad ×4 · Mouse sensitivity · Clipboard paste
Client
Stats Overlay Anti-AFK Adjustable Shortcuts · OAuth + session restore · Region selection · Alliance partners
Platforms
Windows macOS Linux ARM64 · Installer, portable, AppImage, deb, dmg
Platform Support
| Platform | Status | Builds | |----------|:------:|--------| | Windows | ✅ Working | NSIS installer + portable | | macOS | ✅ Working | dmg + zip (x64 and arm64) | | Linux x64 | ✅ Working | AppImage + deb | | Linux ARM64 | 🚧 Experimental | AppImage + deb (Raspberry Pi 4/5) |
Quick Start
git clone https://github.com/OpenCloudGaming/OpenNOW.git
cd OpenNOW/opennow-stable
npm install
npm run dev
See opennow-stable/README.md for build and packaging details.
Download
Grab the latest release for your platform:
👉 Download from GitHub Releases
| Platform | File |
|----------|------|
| Windows (installer) | OpenNOW-v0.2.4-setup-x64.exe |
| Windows (portable) | OpenNOW-v0.2.4-portable-x64.exe |
| macOS (x64) | OpenNOW-v0.2.4-mac-x64.dmg |
| macOS (ARM) | OpenNOW-v0.2.4-mac-arm64.dmg |
| Linux (x64) | OpenNOW-v0.2.4-linux-x86_64.AppImage |
| Linux (ARM64) | OpenNOW-v0.2.4-linux-arm64.AppImage |
Architecture
OpenNOW is an Electron app with three processes:
| Layer | Technology | Role | |-------|-----------|------| | Main | Node.js + Electron | OAuth, CloudMatch API, WebSocket signaling, settings | | Renderer | React 19 + TypeScript | UI, WebRTC streaming, input encoding, stats | | Preload | Electron contextBridge | Secure IPC between main and renderer |
opennow-stable/src/
├── main/ # Electron main process
│ ├── gfn/ # Auth, CloudMatch, signaling, games, subscription
│ ├── index.ts # Entry point, IPC handlers, window management
│ └── settings.ts # Persistent user settings
├── renderer/src/ # React UI
│ ├── components/ # Login, Home, Library, Settings, StreamView
│ ├── gfn/ # WebRTC client, SDP, input protocol
│ └── App.tsx # Root component with routing and state
├── shared/ # Shared types and IPC channel definitions
│ ├── gfn.ts # All TypeScript interfaces
│ └── ipc.ts # IPC channel constants
└── preload/ # Context bridge (safe API exposure)
FAQ
Is this the official GeForce NOW client? No. OpenNOW is an independent third-party client and is not affiliated with, endorsed by, or sponsored by NVIDIA. NVIDIA and GeForce NOW are trademarks of NVIDIA Corporation.
Was this project built in Rust before? Yes. OpenNOW originally used Rust/Tauri but switched to Electron for better cross-platform compatibility and faster development.
Does OpenNOW collect any data? No. OpenNOW has zero telemetry. Your credentials are stored locally and only sent to NVIDIA's authentication servers.
Contributing
Contributions are welcome! Open an issue or PR on GitHub.
