run npm install, node externGenerator.js
copy the contents of the rbxHaxeGenerated folder into RBXHaxe/version number
Zip it up, haxelib install the sucker
Full tutorial here: https://devforum.roblox.com/t/rbxhaxe-haxe-library-for-roblox/304775
Roblox external library support.
Repository Haxelib JavaScript Download
run npm install, node externGenerator.js
copy the contents of the rbxHaxeGenerated folder into RBXHaxe/version number
Zip it up, haxelib install the sucker
Full tutorial here: https://devforum.roblox.com/t/rbxhaxe-haxe-library-for-roblox/304775