FuelVM: Engineering Playgrounds for Next-Generation Apps The EVM built the foundations of Web3, but its success now shows its limitations. Network congestion and architectural constraints are holding back novel applications. While many solutions offer incremental speed improvements, @fuel_network presents a fundamental redesign that tackles core blockchain limitations. Moving Beyond EVM Constraints FuelVM isn't just another EVM-like chain; it's built from the ground up with: • Parallel Execution: FuelVM is designed to process multiple transactions concurrently, addressing bottlenecks in sequential processing. • Register-Based VM: A distinct internal design often requiring fewer steps than the EVM's stack, built for computational efficiency. • Predicates: Fuel uses 'Predicates' - stateless validation scripts attached to UTXOs. Predicates unlock a completely new design space for app developers across categories. These design choices aim for greater efficiency to build next-gen applications. Unlocking New Application Frontiers 1. Orderbooks Reimagined: Fuel enables efficient limit orderbooks via Predicates, allowing DEXs and P2P markets to operate with enhanced performance and reduced state bloat. 2. Isolated Rollapps: Fuel's Rollup OS allows building specialized, self-contained applications (like custom banking or e-commerce platforms) that benefit from tailored performance, features, and control within their own environment. 3. Private DeFi: Leveraging its native UTXO model and built-in ZK opcode support, Fuel provides a strong foundation for building privacy-preserving financial applications, crucial for institutional adoption and user confidentiality. Beyond finance, FuelVM could enable practical applications like DePin micropayments, on-chain gaming, and customizable RWA tokenization. The Rollup OS Vision Fuel is also positioning itself as a Rollup OS. Teams could leverage Fuel's high-performance engine (the VM, parallel processing, Sway language) to build their own specialized rollups. This could foster an ecosystem of tailored chains built on a common foundation. Challenges and the Road Ahead Despite compelling tech, Fuel faces hurdles: its Ignition rollup is early Stage-0, lagging established L2s with low adoption. Centralized elements also remain, and reaching full Stage-2 decentralization won’t be an easy task. With high performance in blockchains rapidly becoming commoditized, the challenge shifts from building the tech to fostering the ecosystem. Can Fuel attract the app adoption for its unique architecture and Rollup OS vision to thrive? FuelVM has laid impressive groundwork, but the next phases are crucial: Fuel must attract developers, onboard novel apps, and drive ecosystem growth.