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Structured cloning of WebAssembly.Memory is not defined

Status: Open.

#2155 In webassembly/spec;

· annevk opened on May 4, 2026

Double rounding fix is (still) wrong in Windows

Status: Open.

#2150 In webassembly/spec;

· lifthrasiir opened on Apr 23, 2026

Constant expression section says "val" instead of "instr"

Status: Open.

#2144 In webassembly/spec;

· bvisness opened on Apr 20, 2026

Simplify JS-API test syncing

Status: Open.

#2130 In webassembly/spec;

· eqrion opened on Mar 31, 2026

[js-api] Ambiguity in WebAssembly.instance() importObject requirement with JS builtins imports

Status: Open.

#2102 In webassembly/spec;

· SamVerschueren opened on Mar 9, 2026

Should importing or exporting a function count as declaring it for ref.func?

Status: Open.

#2072 In webassembly/spec;

· eqrion opened on Feb 4, 2026

Some links in the archived version of the W3C/bikeshed version of the Wasm spec are broken

Status: Open.

#2051 In webassembly/spec;

· wucke13 opened on Jan 12, 2026

Minor errors in 3.0 binary format

Status: Open.

#2041 In webassembly/spec;

· conrad-watt opened on Dec 8, 2025

[js-api] Is the exception propagation model used consistently?

Status: Open.

#2040 In webassembly/spec;

· ShinWonho opened on Dec 4, 2025

[spec] Missing hyperlink for .refs in table.set reduction rule prose

Status: Open.

#2039 In webassembly/spec;

· alessiofaieta opened on Dec 3, 2025

[js-api] Ambiguity in WebAssembly.instantiate(bytes) if WebAssembly.Module is a thenable

Status: Open.

#2034 In webassembly/spec;

· backes opened on Nov 26, 2025

[js-api] Possible alignment of abstract closure conventions with ECMA-262

Status: Open.

#2027 In webassembly/spec;

· ShinWonho opened on Nov 6, 2025