chakra-core/ChakraCore

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ChakraCore is an open source Javascript engine with a C API.

Stars: 9.3k
Forks: 1.2k
Open beginner issues: 0
Indexed issues: 582

Dominant language: JavaScript
License: MIT
Last GitHub push: Feb 19, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted good first issue
PR merge metrics: No merged PRs in 30d

Open All

582 open issues indexed

DebugBreak in Js::GlobalObject::DefaultEvalHelper Open

chakra-core/ChakraCore#6304 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
DebugBreak in ThreadContext::AssertJsReentrancy Open

chakra-core/ChakraCore#6305 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Out of stack space Open

Needs More Info

chakra-core/ChakraCore#6306 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Assertion failure in ib/Backend/BackwardPass.cpp, line 2511 Open

chakra-core/ChakraCore#6310 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Segfault due to JIT is causig bad code gen in SCCLiveness::ProcessStackSymUse Open

chakra-core/ChakraCore#6311 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ASSERTION Failure: (scopeSlotCount != 0) Open

chakra-core/ChakraCore#6313 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Wrong stack trace in errors shown in combination of for..of loops and JsSetException Open

Bug

chakra-core/ChakraCore#6314 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Insufficient documentation for the `sourceUrl` argument to the `JsRunScript` function Open

chakra-core/ChakraCore#6322 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Assertion failure in InlineCache.cpp Open

Debugger

chakra-core/ChakraCore#6323 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Null pointer dereference in EmitBooleanExpression Open

chakra-core/ChakraCore#6332 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Null pointer dereference in ValueType::FromObject() when jitting Open

chakra-core/ChakraCore#6333 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
how to compile it by armv7-linux-gnueabi-gcc Open

help wanted

chakra-core/ChakraCore#6335 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
rare crash of JsRun function on Mac Open

chakra-core/ChakraCore#6337 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
null pointer dereference in TryGetCallbackDefInstr Open

chakra-core/ChakraCore#6343 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
null pointer dereference in SCCLiveness::ProcessStackSymUse Open

chakra-core/ChakraCore#6344 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
ICU_ASSERT in Js::IntlEngineInterfaceExtensionObject::EntryIntl_NormalizeLanguageTag Open

chakra-core/ChakraCore#6345 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Implement optional chaining Open

ES Spec Changed Feature Request

chakra-core/ChakraCore#6349 · 3 comments · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Segmentation fault in libc.so.6 ispunct at ctype.c Open

chakra-core/ChakraCore#6352 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
generate release build symbol files on Mac Open

Needs More Info

chakra-core/ChakraCore#6353 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Segmentation fault `sort recursion` Open

chakra-core/ChakraCore#6356 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
A bug of ‘Array.prototype.sort' Open

Bug

chakra-core/ChakraCore#6362 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Handle statements in CatchClause incorrectly when stack overflow Open

Bug Severity: 2

chakra-core/ChakraCore#6366 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Wrong completion value when switch is part of a statement list Open

Bug ES Spec Conformance

chakra-core/ChakraCore#6368 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Can’t access module-level variables from debugger breakpoint Open

Feature Request Task

chakra-core/ChakraCore#6369 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
The nuget for ChakraCore.vc140 by Microsoft doesn't include arm64 Open

chakra-core/ChakraCore#6382 · 2 comments · 2 reactions · 0 assignees · Indexed Sep 14, 2026
ChakraCore Transition Open

Discussion

chakra-core/ChakraCore#6384 · 30 comments · 39 reactions · 0 assignees · Indexed Sep 14, 2026
RegExp ES6 implementation incomplete Open

ES Spec Conformance Task

chakra-core/ChakraCore#6390 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
WASM SIMD - Single instruction shuffle Open

CodeGen Performance WebAssembly

chakra-core/ChakraCore#6396 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Question - globals, contexts & threading Open

Discussion

chakra-core/ChakraCore#6400 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Standard wasm Error location Open

chakra-core/ChakraCore#6402 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
PAL compatibility issues Open

Dev Experience

chakra-core/ChakraCore#6404 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Suggestion: extract IsConstructorSuperCall into callers and use templates Open

Codebase Quality Performance Suggestion

chakra-core/ChakraCore#6407 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Questions about JsBulitIn Open

chakra-core/ChakraCore#6410 · 26 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Scripts (and scripting languages) Open

Dev Experience

chakra-core/ChakraCore#6411 · 13 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Documenting ChakraCore's internals Open

Codebase Quality help wanted Task

chakra-core/ChakraCore#6414 · 1 comment · 4 reactions · 0 assignees · Indexed Sep 14, 2026
Review feature switches/Remove old always on switches Open

Codebase Quality help wanted Task

chakra-core/ChakraCore#6415 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 14, 2026
Review Hosting API Open

Task

chakra-core/ChakraCore#6416 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Running tests on release build Open

Question

chakra-core/ChakraCore#6422 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
https://aka.ms/chakracore/cc_osx_x64_1_11_18 returning "AuthenticationFailed" Open

chakra-core/ChakraCore#6428 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Benchmarks Open

chakra-core/ChakraCore#6431 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Efficient use of test262 Open

Dev Experience

chakra-core/ChakraCore#6432 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 14, 2026
Detect ICU from CMake Open

Dev Experience

chakra-core/ChakraCore#6433 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
simd128 opcode update and new instructions Open

WebAssembly

chakra-core/ChakraCore#6434 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Warning switches Open

Codebase Quality Dev Experience help wanted Task

chakra-core/ChakraCore#6435 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Chakra failed when build with std:c++latest by msvc on Windows Open

Codebase Quality help wanted

chakra-core/ChakraCore#6436 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Crash regression for eval("a/("+Array(2**16).fill(0).join(",")+")"); Open

chakra-core/ChakraCore#6438 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
CMake ICU options Open

Codebase Quality Dev Experience

chakra-core/ChakraCore#6443 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Test Suite Cleanup Open

Dev Experience help wanted NiceToHave Task

chakra-core/ChakraCore#6445 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 14, 2026
Example of .Net Integration Open

chakra-core/ChakraCore#6450 · 1 comment · 3 reactions · 0 assignees · Indexed Sep 14, 2026
[Wasm] Reference types Open

Feature Request help wanted WebAssembly

chakra-core/ChakraCore#6451 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 14, 2026

chakra-core/ChakraCore

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