Lightning-Fast Loading

Your games now load 80-95% faster after the first run thanks to Service Worker integration!

v0.0.4 - Service Worker Foundation

• Service Worker for offline gaming
• Seamless updates

v0.0.3 - Pro Features & Polish

New Features

• Custom App Icons (1024x1024 PNG)
• Fullscreen Toggle (CMD+F / F11)
• Performance Mode (144+ FPS, V-Sync off)
• Persistent Settings
• FPS calculating with delta instead seconds for FPS-Graph

Bug Fixes

• Fixed Windows builds not working
• Fixed Linux/Debian binary
• macOS Code Signing (instant startup)
• Fixed Phaser 3 keyboard input
• Fixed localStorage data loss on title changes
• Removed system beep sounds
• Fixed size estimations

Cross-Platform

• macOS notarization support
• Universal keyboard handling
• Stable port system (Save/Load Data)

v0.0.2 - Compression & Optimization

New Features

• Asset Compression (15-25% smaller)
• Code Minification (HTML 50-70%, CSS 50-70%, JS 25-40%)
• Duplicate Asset Detection
• Preload Critical Assets (30-50% faster start)
• Remove Console Logs

Improvements

• itch.io Butler integration
• x64 builds only (better stability)

Bug Fixes

• Fixed macOS duplicate .app bundles
• Transparent wrapper background

v0.0.1 - Initial Release

Core Features

• Universal HTML5 game wrapper
• Multi-platform (Windows, macOS, Linux)
• Customizable window settings
• Single-file executables
• Build export for all platforms
• Developer tools with FPS graph

Game Engine Support

GDevelop, Phaser 3, Kaplay, Construct, Three.js, PixiJS, LittleJS, and more!

Download GemShell Now

Build your HTML5 games for desktop in seconds!

Lite Version: Free Demo
Pro Version: Full Features