WebAssembly/custom-descriptors

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Custom RTTs and JS interop for Wasm GC structs

Stars: 12
Forks: 3
Open beginner issues: 0
Indexed issues: 19
Avg merge: 3d 2h
Merged PRs (30d): 1

Dominant language: WebAssembly
License: No license data
Last GitHub push: Sep 4, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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19 open issues indexed

Possible extension: useful casts for source-level nominal types Open

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

WebAssembly/custom-descriptors#107 · 1 comment · 1 reaction · Opened Jul 13, 2026
configureAll builtin module needs updating Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

WebAssembly/custom-descriptors#100 · Opened Apr 22, 2026
Implementation limits for `configureAll` Open

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

WebAssembly/custom-descriptors#98 · 2 reactions · Opened Mar 13, 2026
Implementation limitation on length of descriptor chain? Open

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

WebAssembly/custom-descriptors#95 · 1 comment · Opened Jan 30, 2026
Core spec authoring checklist Open

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

WebAssembly/custom-descriptors#94 · 2 comments · Opened Jan 30, 2026
Non-nullability in the signature of `configureAll` Open

Difficulty 5/5 Over a week Newbie friendliness 30/100

WebAssembly/custom-descriptors#88 · 2 comments · Opened Jan 27, 2026
Follow-on feature: method calls Open

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

WebAssembly/custom-descriptors#83 · 33 comments · Opened Nov 8, 2025
How to specify function wrapper APIs? Open

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

WebAssembly/custom-descriptors#82 · 9 comments · Opened Nov 7, 2025
How do descriptors relate to rtt's and generics from post-MVP GC ideas Open

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

WebAssembly/custom-descriptors#81 · 18 comments · Opened Nov 4, 2025
Wasm exception objects and debuggers Open

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

WebAssembly/custom-descriptors#80 · 10 comments · Opened Nov 4, 2025
Scala.js implementation report Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

WebAssembly/custom-descriptors#76 · 9 comments · Opened Nov 2, 2025
Defining Symbol.dispose and other symbol methods Open

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

WebAssembly/custom-descriptors#60 · 13 comments · 1 reaction · Opened Oct 5, 2025
Enumerability of methods, getters, and setters Open

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

WebAssembly/custom-descriptors#55 · 5 comments · Opened Sep 12, 2025
Be more precise about how properties are "installed" Open

Difficulty 3/5 1-2 days Newbie friendliness 45/100

WebAssembly/custom-descriptors#54 · Opened Sep 11, 2025
Statically customizing wasm exported function behavior Open

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

WebAssembly/custom-descriptors#52 · 2 comments · Opened Aug 26, 2025
Interaction with ESM integration Open

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

WebAssembly/custom-descriptors#51 · 1 comment · Opened Aug 26, 2025
Builtin proxy-like mechanism for importing empty prototypes Open

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

WebAssembly/custom-descriptors#45 · 1 comment · Opened Aug 7, 2025
Can descriptor structs be described by another descriptor struct? Open

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

WebAssembly/custom-descriptors#43 · 15 comments · Opened Jul 29, 2025
Are descriptor structs allowed in ToJSValue? Open

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

WebAssembly/custom-descriptors#42 · 12 comments · Opened Jul 29, 2025

WebAssembly/custom-descriptors

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