BabylonJS/JsRuntimeHost

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The JsRuntimeHost is a library that provides cross-platform C++ JavaScript hosting for any JavaScript engines with Node-API support such as Chakra, V8, or JavaScriptCore.

Stars: 22
Forks: 23
Open beginner issues: 2
Indexed issues: 16
Avg merge: 6d 17h
Merged PRs (30d): 5

Dominant language: C++
License: MIT
Last GitHub push: Sep 16, 2026
Latest indexed: Sep 14, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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16 open issues indexed

Implement Object::Delete for Node-API-JSI Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

BabylonJS/JsRuntimeHost#234 · Opened Sep 1, 2026
Make the vendored Node-API sources distinguishable from our own code Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

BabylonJS/JsRuntimeHost#228 · Opened Aug 21, 2026
napi_unwrap does not reject objects that were never wrapped (V8 port faults, QuickJS port confuses types) Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

BabylonJS/JsRuntimeHost#226 · Opened Aug 20, 2026
Hermes: two upstream conformance gaps worked around in the unit tests (for...in shadowing, napi ToObject) Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 35/100

BabylonJS/JsRuntimeHost#219 · Opened Jul 30, 2026
napi_get_property_names: throws on JavaScriptCore; inconsistent enumerability/prototype semantics on Chakra and QuickJS Open

bug

BabylonJS/JsRuntimeHost#216 · 1 assignee · Opened Jul 29, 2026
No adapter implements napi_add_env_cleanup_hook, forcing per-environment native state to be process-global Open

Difficulty 4/5 3-5 days Newbie friendliness 50/100

BabylonJS/JsRuntimeHost#215 · 1 comment · Opened Jul 27, 2026
UrlLib: Apple backend use-after-free when a UrlRequest is destroyed in flight Open

Difficulty 4/5 3-5 days Newbie friendliness 52/100

BabylonJS/JsRuntimeHost#214 · Opened Jul 24, 2026
fetch/XHR transport failures and unhandled rejections lose all diagnostic fidelity before reaching the embedding app Open

BabylonJS/JsRuntimeHost#196 · 1 assignee · Opened Jun 10, 2026
RFC: WebWorker interface via an N-API module Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

BabylonJS/JsRuntimeHost#187 · Opened Jun 5, 2026
RFC: replace abandoned jsc-android with a maintained JSC (Bun's WebKit fork) on Android Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

BabylonJS/JsRuntimeHost#186 · Opened Jun 5, 2026
Split Tests/UnitTests/Scripts/tests.ts into per-polyfill spec files Open

Difficulty 3/5 1-2 days Newbie friendliness 58/100

BabylonJS/JsRuntimeHost#180 · Opened Jun 4, 2026
Chakra napi shim: throws from class constructors are swallowed (don't surface to JS) Open

bug

BabylonJS/JsRuntimeHost#175 · 1 assignee · Opened Jun 3, 2026
Web polyfill constants: add missing InstanceValue exposure on WebSocket and XMLHttpRequest Open

Difficulty 2/5 1-3 hours Newbie friendliness 82/100

BabylonJS/JsRuntimeHost#173 · Opened Jun 2, 2026
FunctionReference destructor called on wrong thread Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

BabylonJS/JsRuntimeHost#99 · 1 comment · 1 reaction · Opened Oct 3, 2024
Handle Base64 in uris Open

Difficulty 3/5 1-2 days Newbie friendliness 55/100

BabylonJS/JsRuntimeHost#67 · 1 comment · Opened Dec 4, 2023
Unit test for setTimeout is failing intermittently on Android CI Open

BabylonJS/JsRuntimeHost#9 · 1 comment · 1 assignee · Opened Feb 16, 2023

BabylonJS/JsRuntimeHost

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