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🧠 Pro Code Editor — Unity Editor Extension

Unity License: MIT GitHub stars Made with ❤️

Pro Code Editor is a lightweight yet powerful in-editor code viewer and editor for Unity.
Ideal for quick script edits, shader tweaks, or reading code — without leaving the Unity Editor.

✨ Features

  • 🗂️ Open .cs, .txt, and .shader files directly in Unity
  • 📝 Rich-text style editing interface
  • 💾 Save changes with one click (AssetDatabase auto-refresh)
  • 🔄 Change tracking with isDirty flag
  • 🪟 Integrated into Unity’s Tools menu
  • 👨‍💻 Developer-friendly UI, supports scroll and autosizing
  • 🔒 Prevents accidental loss with unsaved change tracking

🚀 Pro Premium Edition (Coming Soon)

Upgrade to Pro Code Editor Premium for advanced features:

Feature Free Premium
Open/Save .cs, .txt, .shader ✅ ✅
Syntax Highlighting (C#, ShaderLab) ❌ ✅
Line Numbering ❌ ✅
Find & Replace ❌ ✅
Custom Themes (Dark/Light) ❌ ✅
Git Diff Integration ❌ ✅
Tabbed Editor UI ❌ ✅
Undo/Redo Stack ❌ ✅
Auto Backup on Save ❌ ✅

🎁 Want early access to the Premium build? Reach out via GitHub Discussions

📥 Getting Started

1. Installation

⚠️ Unity only compiles editor tools inside folders named Editor.

2. Open the Editor

  • Navigate to Tools > Pro Code Editor
  • Click Open to load a file
  • Edit and Save when done!

🖥️ Toolbar Overview

Button Description
Open Choose a .cs, .txt, or .shader file
Save Writes file content and refreshes assets
Label Displays the currently opened filename

⚙️ Developer Notes

ShowEditor()

Creates and displays the EditorWindow.

OnGUI()

Draws UI layout: scroll view, text area, and footer.

DrawToolbar()

Top bar with open/save and current file name.

DrawFooter()

Author credit with clickable GitHub link (uses rich text).

LoadFile(path)

Reads file content into editor.

SaveFile()

Writes changes and refreshes Unity's AssetDatabase.

📎 Limitations (Free Version)

  • No syntax highlighting or IntelliSense
  • No multi-file or tabbed interface
  • No undo/redo support (yet)

🧑‍💻 Author

Krishnamohan Yagneswaran
🔗 GitHub Profile

📄 License

MIT — free to use, modify, and distribute.

💬 Feedback / Contribute

Pull requests, feedback, and feature requests are welcome!
👉 Start a discussion

🔮 Coming Soon

  • VS Code plugin sync
  • Unity Console integration
  • Autoformatting with Roslyn

Stay tuned!

Drop the script into any Editor folder in your Unity project.