Issues

• TypeError: WebAssembly.compile expects a Response object in WebContainer environments

  bug
  AssemblyScript/assemblyscript#3027 · Filter by author zion-sati opened on Jun 11, 2026

• Transform readFile/writeFile methods are not called

  bug
  AssemblyScript/assemblyscript#3022 · Filter by author ye-yu opened on Apr 29, 2026
  1

• [Task] Replace Grisu2 with Zmij for float-to-string conversion

  enhancementperformancestandard library
  AssemblyScript/assemblyscript#3012 · Filter by author MaxGraey opened on Apr 10, 2026

• Feature Request: + operator should join non-string types if .toString() method exists

  enhancement
  AssemblyScript/assemblyscript#2991 · Filter by author JairusSW opened on Mar 15, 2026

• Incorrect glue code assembly. Failed to instantiate WASM.

  bug
  AssemblyScript/assemblyscript#2980 · Filter by author ZababurinSergei opened on Feb 16, 2026

• A peculiar discovery, unsure if it's a bug.

  bug
  AssemblyScript/assemblyscript#2979 · Filter by author yoyo837 opened on Jan 28, 2026

• Missing docs: override doesn't do anything in @unmanaged classes

  bug
  AssemblyScript/assemblyscript#2973 · Filter by author geraintluff opened on Jan 9, 2026

• Pre-initialised UTF string constants with memory.data<>

  enhancement
  AssemblyScript/assemblyscript#2972 · Filter by author geraintluff opened on Jan 9, 2026

• [bug] compiler generated override getter/setter for filed in interface incorrectly

  bug
  AssemblyScript/assemblyscript#2968 · Filter by author HerrCai0907 opened on Dec 27, 2025

• Custom error message not working

  bug
  AssemblyScript/assemblyscript#2957 · Filter by author KieranP opened on Oct 27, 2025
  1

• Map.get() always returns error, no way to catch it?

  enhancementquestion
  AssemblyScript/assemblyscript#2956 · Filter by author KieranP opened on Oct 27, 2025
  8

• Use WebAssembly.Memory#toResizableBuffer() in JS bindings

  enhancement
  AssemblyScript/assemblyscript#2942 · Filter by author CountBleck opened on Aug 24, 2025
  1

  

• Allow Map to be initialized with an iterable

  enhancement
  AssemblyScript/assemblyscript#2940 · Filter by author pebrianz opened on Aug 22, 2025

• asc command line option to generate a relocatable Web Assembly object file instead of final .wasm

  enhancement
  AssemblyScript/assemblyscript#2931 · Filter by author adv-sw opened on Jun 23, 2025

• this type should return instance type when overridden

  bug
  AssemblyScript/assemblyscript#2904 · Filter by author mattjohnsonpint opened on Feb 3, 2025
  2

• Support private properties syntax

  enhancement
  AssemblyScript/assemblyscript#2896 · Filter by author lloydjatkinson opened on Jan 19, 2025
  2

• Support labeled statements

  enhancement
  AssemblyScript/assemblyscript#2889 · Filter by author wrnrlr opened on Dec 8, 2024
  6

  

• Memory incoherence when using --path

  bug
  AssemblyScript/assemblyscript#2888 · Filter by author amoffat opened on Nov 23, 2024
  7

• Allow .ts extension in imports/exports

  enhancement
  AssemblyScript/assemblyscript#2876 · Filter by author fabianhjr opened on Oct 11, 2024
  1

• Compile to asm.js

  enhancement
  AssemblyScript/assemblyscript#2869 · Filter by author listepo opened on Sep 21, 2024
  17

• Transfer higher level data types like objects to extended class objects (host binding and inheritance)

  bug
  AssemblyScript/assemblyscript#2867 · Filter by author QuisMagni opened on Sep 3, 2024

• Support Custom Page Sizes proposal

  enhancement
  AssemblyScript/assemblyscript#2866 · Filter by author vshymanskyy opened on Aug 25, 2024
  2

• Proposal for struct-like datatypes

  enhancement
  AssemblyScript/assemblyscript#2858 · Filter by author Mudloop opened on Jun 26, 2024
  8

• Invalid WAT file format

  enhancementgood first issue
  AssemblyScript/assemblyscript#2854 · Filter by author Mudloop opened on Jun 19, 2024
  4

• Wrong location for certain errors

  bug
  AssemblyScript/assemblyscript#2852 · Filter by author mattjohnsonpint opened on Jun 17, 2024
  2