Antigravity IDE Support for Unity

A premium, open-source Unity package that integrates the Google Antigravity IDE as an external code editor. Keep your agentic workflows fast, seamless, and fully integrated with Unity.

⚡ Quick Start

Window > Package Manager > + > Add package from git URL...
→ https://github.com/usmanbutt-dev/antigravity-unity.git

Then: Edit > Preferences > External Tools → Select Antigravity

✨ Features

• 🚀 Seamless Integration - Antigravity appears in Unity's External Tools dropdown
• 📍 Smart Navigation - Opens files at the correct line and column
• 🔍 Auto-Detection - Finds Antigravity on Windows, macOS, Linux (including Scoop, Chocolatey, Homebrew, Snap, Flatpak)
• 📁 Context Menu - Right-click any file → "Open in Antigravity"
• ⚙️ Config Generators - One-click setup for .omnisharp.json, .editorconfig, .vscode/settings.json
• 🔄 Project Sync - Generates proper .csproj and .sln files

📦 Installation

Option 1: Git URL (Recommended)

1. Open Unity → Window > Package Manager
2. Click + → Add package from git URL...
3. Enter: https://github.com/usmanbutt-dev/antigravity-unity.git
4. Click Add

Option 2: Manual Installation

1. Download from Releases
2. Extract to YourProject/Packages/com.community.antigravity-unity

🛠️ Setup

1. Go to Edit > Preferences > External Tools
2. Select Antigravity from the dropdown
3. If not auto-detected, click Browse... to select the executable

Default Paths (post-I/O 2026):

Platform	Path
Windows	%LOCALAPPDATA%\Programs\Antigravity IDE\Antigravity IDE.exe
macOS	/Applications/Antigravity IDE.app
Linux	/usr/bin/antigravity-ide

Note: Legacy Antigravity.exe / Antigravity.app paths (pre-I/O 2026) are also supported for backward compatibility.

📋 Window Menu

Access all features from Window > Antigravity:

Menu Item	Description
Open Project Folder	Opens project root in Antigravity
Open Assets Folder	Opens Assets folder in Antigravity
Regenerate Project Files	Forces .csproj/.sln regeneration
Open Preferences	Quick link to External Tools settings
Generate All Config Files	Creates all config files below
Generate .omnisharp.json	Better C# IntelliSense
Generate .editorconfig	Unity coding conventions
Generate .vscode/settings.json	Workspace settings & exclusions

⚙️ Config File Generators

Run Window > Antigravity > Generate All Config Files to create:

.omnisharp.json

Configures OmniSharp for Unity:

• Enables Roslyn analyzers
• Enables import completion
• Excludes Library/Temp/Logs from analysis

.editorconfig

Sets up Unity coding conventions:

• 4-space indentation
• Allman brace style
• _camelCase for private fields
• Disables false-positive warnings (IDE0051, IDE0044)

.vscode/settings.json

Optimizes workspace:

• File associations (.shader → HLSL, .asmdef → JSON)
• Excludes Library/Temp/Logs from explorer
• Enables format-on-save
• Configures OmniSharp settings

🎯 Context Menu

Right-click any file or folder in the Project window → "Open in Antigravity"

🔧 Compatibility

Platform	Status
Windows	✅ Supported (Scoop, Chocolatey, WinGet)
macOS	✅ Supported (Homebrew)
Linux	✅ Supported (Snap, Flatpak, AppImage)

Unity Version	Status
2021.3 LTS	✅
2022.x	✅
2023.x	✅
Unity 6	✅

❓ Troubleshooting

Antigravity doesn't appear in dropdown

• Check Window > Package Manager > In Project for the package
• Restart Unity

"Editor path is not set" error

• Go to Preferences > External Tools → Click Browse...

IntelliSense not working

• Run Window > Antigravity > Generate All Config Files
• Restart Antigravity

🤝 Contributing

Contributions are welcome! Feel free to open issues or submit Pull Requests to help improve the package.

📄 License

MIT License - see LICENSE

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Community-maintained. Not affiliated with Google.