Ethereum Virtual Machine (EVM) compatibility is increasingly pivotal for cross-chain interoperability. As the most widely adopted smart contract platform, EVM's standardized architecture enables seamless contract deployment across EVM-compatible chains like Binance Smart Chain, Polygon, and Avalanche. This reduces development friction, allowing developers to port applications with minimal adjustments. The rise of layer-2 solutions and sidechains further amplifies EVM's dominance, as they leverage Ethereum’s ecosystem while addressing scalability. However, competing standards like Solana’s SVM or Cosmos’ IBC protocol challenge EVM’s universal adoption. While EVM’s first-mover advantage and robust tooling make it a strong contender for a cross-chain standard, future interoperability may hinge on bridges and multi-chain frameworks that integrate diverse virtual machines. EVM compatibility is likely to remain a cornerstone but may coexist with other standards in a hybrid, multi-chain future.