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WebAssembly Bulk Memory Operations

An extension to WebAssembly adding bulk memory operations and conditional segment initialization

Last updated on : 2025-03-16

Browser Versions

Edge

Firefox

Chrome

Safari

Opera

5.5 - 11

12 - 18

79 - 133

2 - 78

79 - 138

4 - 74

75 - 136

3.2 - 14.1

15.1 - 18.4

9.5 - 60

62 - 114

Fully Supported

Partially

No Support

Browser Compatibility

WebAssembly Bulk Memory Operations on IE is not supported on any IE versions.

WebAssembly Bulk Memory Operations on Edge is fully supported on 79-133, and not supported on 12-18 Edge versions.

WebAssembly Bulk Memory Operations on Firefox is fully supported on 79-138, and not supported on 2-78 Firefox versions.

WebAssembly Bulk Memory Operations on Chrome is fully supported on 75-136, and not supported on 4-74 Chrome versions.

WebAssembly Bulk Memory Operations on Safari is fully supported on 15.1-18.4, and not supported on 3.2-14.1 Safari versions.

WebAssembly Bulk Memory Operations on Opera is fully supported on 62-114, and not supported on 9.5-60 Opera versions.

WebAssembly Bulk Memory Operations on Safari on iOS is fully supported on 15.6-18.4, and not supported on 3.2-14.5 Safari on iOS versions.

WebAssembly Bulk Memory Operations on Android Browser is fully supported on 123-133, and not supported on 2.3-4 Android Browser versions.

WebAssembly Bulk Memory Operations on Opera Mobile is fully supported on 80-80, and not supported on 10-12 Opera Mobile versions.

WebAssembly Bulk Memory Operations on Chrome for Android is fully supported on all Chrome for Android versions.

WebAssembly Bulk Memory Operations on Firefox for Android is fully supported on all Firefox for Android versions.

WebAssembly Bulk Memory Operations on Samsung Internet is fully supported on 11.1-27, and not supported on 4-10.1 Samsung Internet versions.

Browser Support for WebAssembly Bulk Memory Operations

WebAssembly Bulk Memory Operations on Chrome

WebAssembly Bulk Memory Operations on Safari

WebAssembly Bulk Memory Operations on Firefox

WebAssembly Bulk Memory Operations on Internet Explorer

WebAssembly Bulk Memory Operations on Opera

WebAssembly Bulk Memory Operations on Edge

References

Data sourced from

High

Overall Browser Compatibility Score

Note:WebAssembly Bulk Memory Operations shows a browser compatibility score of 88. This is a collective score out of 100 to represent browser support of a web technology. The higher this score is, the greater is the browser compatibility. The browser compatibility score is not a 100% reflection for every browser and the web technology support. However, it does give you an estimate on how much you should rely on a particular web technology in terms of browser compatibility.

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