WebAssembly 2025 Roadmap
The evolution of WebAssembly - next-gen performance, secure execution, and cross-platform interoperability.
🚀 View Full RoadmapStrategic Vision
Performance
Deliver near-native execution speed across all execution environments - from browsers to microcontrollers.
Security
Memory-safe execution environments with fine-grained control for secure execution in all scenarios.
Cross-Platform
Universal compatibility across all modern languages, runtime and execution environments.
Community
Open collaboration between browser vendors, standards bodies and developers.
Development Roadmap
Performance Optimization
Tiered Compilation
- ✓ SIMD optimization for numerical workloads
- ✓ Tiered compilation for adaptive performance
- ✓ Memory-safe execution models for all platforms
April - Q1 2025
WASI Enhancements
- ✓ Multi-platform system interface
- ✓ Cross-environment sandboxing
- ✓ Secure execution contexts
June - Q2 2025
AI Integration & Interoperability
ML Execution
- ✓ ML model execution with WebAssembly
- ✓ SIMD support for ML workloads on edge
- ✓ Real-time ML inference in browsers
May - Q1 2026
Cross-Language
- ✓ Unified ABI across Rust/C++/C#, and Python
- ✓ Seamless multi-language integration
- ✓ Memory-safe interoperability between WASMs
June - Q2 2026
2025-2026 Development Journey
WASI Release
Standardized system interface implementation released
Tiered Compilation
Performance optimization for all WebAssembly workloads
ML Integration
WebAssembly runtime for ML workloads
Wasm v3 Release
Official launch of WebAssembly 3.0
Be Part of the Journey
Contribute to Specifications
Help define the future of WebAssembly by working on specifications and toolchains.
Get involvedJoin Working Groups
Participate in active working groups driving the WebAssembly specifications forward.
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