These Are the Most Important Programming Languages in 2025
IEEE ranking of the most in-demand programming languages in 2025. JavaScript has dropped from rank 3 to 6, and TypeScript, also popular for web applications, has fallen from 5 to 7. According to experts, the reason for this is the increased use of generative AI, which is often utilized in "vibe coding" for web applications. Notable: classic C has seen a relative increase in usage (from rank 9 to 8), while the trending language Rust has slightly declined in recent years (from rank 11 to 14). (Image: IEEE Spectrum) 1/6 Back to the Article