GemShell – Build & ship games (Steam & Mobile-ready)

Devlog

• v1.0.6 - Main Process Scripts & Steam P2P Networking
  July 01, 2026 by spageddis

  Update 1.0.6 is out with main process script support, Steam P2P networking fixes, and updated type definitions. MAIN PROCESS SCRIPT SUPPORT GemShell now supports main process scripts. Add a main field... Continue reading
• v1.0.5 - Node.js Renderer, Steam Auth & Lobby APIs
  June 28, 2026 by spageddis

  Update 1.0.5 is out with a pretty big set of additions for renderer scripting, backend authentication, and Steam multiplayer. NODE.JS IN THE RENDERER BY DEFAULT Node.js is now enabled by default in th... Continue reading
• v1.0.4 - macOS Build Launch Fix
  June 28, 2026 by spageddis

  Update 1.0.4 is out with an important fix for macOS builds created from Windows. MACOS BUILDS FROM WINDOWS NOW LAUNCH CORRECTLY We fixed a packaging issue where macOS builds exported on Windows could... Continue reading
• v1.0.3 - GPU Usage, Itch Deployment & Windows Build Fixes
  June 28, 2026 by spageddis

  Update 1.0.3 is out with a set of fixes for editor performance, itch deployment, and Windows builds. GPU IDLE USAGE FIX ON WINDOWS GemShell could sit at around 70% GPU usage on Windows even while doin... Continue reading
• v1.0.2 - Steamworks Lobbies, Leaderboards & Stats Fixes
  June 28, 2026 by spageddis

  Update 1.0.2 is out with a bigger round of Steamworks fixes plus a new window option. LOBBIES NOW SYNC CORRECTLY We fixed several issues around Steamworks lobbies. createLobby, joinLobby, getLobbyMemb... Continue reading
• v1.0.1 - Steam Deck Startup & macOS Deployment Fixes
  June 28, 2026 by spageddis

  We also shipped a small quick fix update right after 1.0.0. Version 1.0.1 focuses on two issues that needed immediate cleanup. STEAM DECK SLOW STARTUP FIX We fixed a startup issue that could make GemS... Continue reading
• v1.0.0 - Mobile Support & Cross-Platform Milestone
  June 28, 2026 by spageddis

  Version 1.0.0 is here. This is a really important milestone for GemShell: mobile support for Android and iOS is now officially part of the tool. MOBILE SUPPORT FOR ANDROID AND IOS GemShell can now exp... Continue reading
• v0.9.9 - Steam Deck APIs, Stats & Fullscreen Fixes
  June 28, 2026 by spageddis

  Update 0.9.9 is out with a couple of important fixes around Steam Deck input, Steam stats, and macOS fullscreen behavior. STEAM DECK KEYBOARD APIS The Steam Deck keyboard helpers are now available in... Continue reading
• v0.9+ - Chromium, Plugins & One-Click Deploy
  April 21, 2026 by spageddis#cross-plattform, #desktop export, #game development, #devlog, #steamworks, #tools, #html5, #gemshell, #api

  Update 0.9.+ is finally here! We switched the engine to Chromium and added a new plugin system. There are also one-click deployments now and we completely rewrote the Gemshell app in Rust. SWITCHING T... Continue reading

  
• BETA 0.5.1 - Steamworks & native APIs are here
  December 02, 2025 by spageddis#steamworks, #performance, #gemshell, #devlog, #nativ api, #api, #html5, #desktop export, #game development, #tools, #update

  Devlog The biggest GemShell update yet. New runtime, native Steamworks, GemCore API, and a complete rebuild from the ground up – shaped by your feedback. REBUILT FROM SCRATCH IN RUST The old version... Continue reading