WebAssembly

- OTHER

WebAssembly or "wasm" is a new portable, size- and load-time-efficient format suitable for compilation to the web.

Chrome

  1. 4 - 50: Not supported
  2. 51 - 56: Disabled by default
  3. 57 - 125: Supported
  4. 126: Supported
  5. 127 - 129: Supported

Edge

  1. 12 - 14: Not supported
  2. 15: Disabled by default
  3. 16 - 125: Supported
  4. 126: Supported

Safari

  1. 3.1 - 10.1: Not supported
  2. 11 - 17.4: Supported
  3. 17.5: Supported
  4. 17.6 - TP: Supported

Firefox

  1. 2 - 46: Not supported
  2. 47 - 51: Disabled by default
  3. 52: Supported
  4. 53 - 127: Supported
  5. 128: Supported
  6. 129 - 131: Supported

Opera

  1. 9 - 37: Not supported
  2. 38 - 43: Disabled by default
  3. 44 - 110: Supported
  4. 111: Supported

IE

  1. 5.5 - 10: Not supported
  2. 11: Not supported

Chrome for Android

  1. 126: Supported

Safari on iOS

  1. 3.2 - 10.3: Not supported
  2. 11 - 17.4: Supported
  3. 17.5: Supported
  4. 17.6 - 18.0: Supported

Samsung Internet

  1. 4 - 6.4: Not supported
  2. 7.2 - 24: Supported
  3. 25: Supported

Opera Mini

  1. all: Not supported

Opera Mobile

  1. 10 - 12.1: Not supported
  2. 80: Supported

UC Browser for Android

  1. 15.5: Supported

Android Browser

  1. 2.1 - 4.4.4: Not supported
  2. 126: Supported

Firefox for Android

  1. 127: Supported

QQ Browser

  1. 14.9: Supported

Baidu Browser

  1. 13.52: Supported

KaiOS Browser

  1. 2.5: Disabled by default
  2. 3: Supported
Resources:
WebAssembly on MDN
Official site
Roadmap and detailed feature support table
Sub-features:
WebAssembly Reference Types
WebAssembly BigInt to i64 conversion in JS API
WebAssembly Bulk Memory Operations
WebAssembly Multi-Value
WebAssembly Import/Export of Mutable Globals
WebAssembly Non-trapping float-to-int Conversion
WebAssembly Sign Extension Operators
WebAssembly SIMD
WebAssembly Threads and Atomics
WebAssembly Extended Constant Expressions
WebAssembly Garbage Collection
WebAssembly Multi-Memory
WebAssembly Relaxed SIMD
WebAssembly Tail Calls