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Panic <code>index out of bounds: the len is 0 but the index is 0</code> in <code>core/engine/src/vm/opcode/define/mod.rs</code>

bugSomething isn't workingSomething isn't working

Status: Open.

#4555 In boa-dev/boa;

· qarmin opened on Dec 1, 2025

JsArray.splice method

enhancementNew feature or requestNew feature or request

Status: Open.

#4548 In boa-dev/boa;

· carlos-verdes opened on Nov 26, 2025

Response constructor has dummy implementation

bugSomething isn't workingSomething isn't working

Status: Open.

#4547 In boa-dev/boa;

· max-lt opened on Nov 24, 2025

Getters and setters can cause stack overflows

API

E-MediumMedium difficulty problemMedium difficulty problem

vmIssues and PRs related to the Boa Virtual Machine.Issues and PRs related to the Boa Virtual Machine.

Status: Open.

Bug

#4535 In boa-dev/boa;

· jedel1043 opened on Nov 15, 2025

Panic in YT JS challenge code: "must be declarative environment"

bugSomething isn't workingSomething isn't working

Status: Open.

#4531 In boa-dev/boa;

· ivankra opened on Nov 13, 2025

Panic with certain uses of <code>new Function(...)</code>

bugSomething isn't workingSomething isn't working

Status: Open.

#4525 In boa-dev/boa;

· hpp2334 opened on Nov 8, 2025

Audit public APIs

API

E-MediumMedium difficulty problemMedium difficulty problem

help wantedExtra attention is neededExtra attention is needed

Status: Open.

Task

#4524 In boa-dev/boa;

· jedel1043 opened on Nov 7, 2025

·  

v1.0.0

Confused by Scope API

Status: Open.

#4519 In boa-dev/boa;

· rix0rrr opened on Nov 2, 2025

Panic <code>The RuntimeLimit native error cannot be converted to an opaque type.</code> in <code>core/engine/src/error.rs</code>

bugSomething isn't workingSomething isn't working

Status: Open.

#4515 In boa-dev/boa;

· qarmin opened on Oct 31, 2025

WebAssembly should be abbreviated as Wasm

bugSomething isn't workingSomething isn't working

E-EasyEasyEasy

good first issueGood for newcomersGood for newcomers

Status: Open.

Task

#4504 In boa-dev/boa;

· alabhyajindal opened on Oct 27, 2025

Feature: <code>process.env</code>

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#4492 In boa-dev/boa;

· KieranP opened on Oct 25, 2025

Feature: Performance APIs (e.g. <code>performance.now()</code>)

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#4491 In boa-dev/boa;

· KieranP opened on Oct 25, 2025