In summary, Roblox Studio 2015 was the year the platform grew up. It moved away from being a simple "LEGO-like" building tool and began its journey toward becoming a serious competitor in the game development industry.
The "PGS" (Projected Gauss-Seidel) physics solver began its rollout, offering more stable simulations for complex machinery and vehicles compared to the old spring-based physics. Scripting and Logic
Developers gained better control over their workspace, allowing them to snap windows like the Explorer, Properties, and Output to custom layouts more reliably. Major Feature Additions