Roblox UTF8

Roblox utf8 is something you probably won't worry about during your first week of scripting, but the second you try to build a custom chat, a name tag system, or even a simple typewriter effect, it becomes your best friend. If you've ever tried to measure the length of a string containing an emoji and noticed that string.len gave you a number way higher than what you were looking at, you've hit the classic "byte vs. character" wall. That's exactly where the UTF8 library comes into play to save your UI from looking broken. ...

February 14, 2026 · 6 min · Cathleen Piotr