steamworks-ffi-node: A Steamworks SDK Library for JavaScript Game Frameworks

How It Started I was building an Electron app for release on Steam. Everything went smoothly until I needed to add Steam integrations: achievements, leaderboards, cloud saves, and Steam Overlay support. The first thing I found were two existing libraries: greenworks and steamworks.js. I tried both, but both had significant drawbacks. greenworks disappointed me because of missing Steam integrations, the need to compile the correct library version, and its focus on NW.js. steamworks.js had poor maintenance, lacked documentation, and had Steam Overlay issues — it only worked on Windows. With the rise of AI coding agents, I decided to build my own library. That's how steamworks-ffi-node was born — a Node.js wrapper for Steamworks SDK that uses FFI instead of native C++ compilation. The Problem: Steam SDK and JavaScript Don't Mix Well Valve provides Steamworks SDK as a set of C++ headers and dynamic libraries (steam_api64.dll, libsteam_api.so, libsteam_api.dylib). To call these functions fr