Cool Things You Can Do With a Roblox Newindex Script

If you've been messing around with Luau for a while, you've probably realized that a roblox newindex script is basically a secret weapon for controlling how data changes in your game. It's one of those things that sounds intimidating when you first hear about it—metatables, metamethods, proxies—but once it clicks, you start seeing uses for it everywhere. It's less about writing a standard script and more about setting up "rules" for how your tables behave when someone tries to change them. ...

February 19, 2026 · 6 min · Alper Niss