What You Gain by Building Your Own Game Engine

According to VGInsights, about 13% of games released on Steam in 2024 used a custom engine, down from 71% in 20121. So looking at this trend, why should anybody try to make their own game engine? Video Game Insights, The Big Game Engines Report of 2025. https://vginsights.com/assets/reports/The_Big_Game_Engines_Report_of_2025.pdf ↩