emscripten-core

emscripten-core/emscripten

Emscripten: An LLVM-to-WebAssembly Compiler

Stars: 27.6k
Forks: 3.6k
Open beginner issues: 0
Indexed issues: 2k
Avg merge: 1d 14h
Merged PRs (30d): 125

Dominant language: C++
License: No license data
Last GitHub push: Sep 15, 2026
Latest indexed: Sep 15, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted

Open All

2037 open issues indexed

Set PTHREAD_POOL_SIZE as preprocessor value Open

emscripten-core/emscripten#20837 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
stat has been polluted, emscripten using it's own define but user program using system lib define Open

emscripten-core/emscripten#20840 · 11 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Automatic `INITIAL_MEMORY` for statically large modules Open

emscripten-core/emscripten#20888 · 14 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
cmake: Detecting C compiler ABI info - failed Open

emscripten-core/emscripten#20889 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
where is the definition of SAFE_HEAP_LOAD_i64_1_U_1 Open

emscripten-core/emscripten#20892 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[FEATURE REQUEST] makeDynCall macro for pre or post js files Open

emscripten-core/emscripten#20898 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Is there a way to suppress --strip-target-features? Open

emscripten-core/emscripten#20903 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Emscripten fail to compile if the LLVM bitcode has unused global array of `ptr blockaddress(@XX, %ZZ)` Open

emscripten-core/emscripten#20911 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Design issues with A new filesystem backend which support mount files and work properly in multithreaded app based on Pthreads API Open

emscripten-core/emscripten#20912 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
pthread undeclared function atomic_load Open

emscripten-core/emscripten#20932 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Chrome ignoring MAXIMUM_MEMORY=4GB when I run 8 separate instances of WASM module Open

emscripten-core/emscripten#20946 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Add option for mapping between int64 and JS number Open

emscripten-core/emscripten#20950 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Option to rename MainModule for generated TypeScript types Open

embind

emscripten-core/emscripten#20952 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
TypeError: WebAssembly.instantiate(): Import #2 module="GOT.mem": module is not an object or function Open

emscripten-core/emscripten#20954 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[RFC] Rework embind_gen.js to be able to improve typings based on actual Emscripten settings Open

emscripten-core/emscripten#20968 · 8 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
SDL: calling SDL_SetWindowSize inside fullscreen callback doesn't work Open

emscripten-core/emscripten#20976 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
JS thread blocked when calling Wasm Open

emscripten-core/emscripten#20982 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Can wasm exeception handler and js exception handler both exists? Open

emscripten-core/emscripten#20984 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Build fails due to Unknown archive format on Mac M2 Open

emscripten-core/emscripten#20986 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Web-IDL: `sequence<long>` converted to just `int` in `glue.cpp` Open

emscripten-core/emscripten#20987 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Is there any better way to bind a function that using std::function or lambda as argument or return value? Open

embind

emscripten-core/emscripten#20990 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Behavioral inconsistency of `strptime` between emscripten and glibc/musl Open

emscripten-core/emscripten#21024 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
memory64=1/2 and address sanitizer Open

emscripten-core/emscripten#21029 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Issue with O3-optimized main module and side module using emval Open

emscripten-core/emscripten#21036 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Import function with struct/class parameters Open

emscripten-core/emscripten#21043 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Emscripten ProxyingQueue doesn't execute task after executing emscripten_fetch Open

emscripten-core/emscripten#21058 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Compile of empty file fails with typescript generation enabled Open

emscripten-core/emscripten#21068 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
build FFmpeg got the ERROR：emcc is unable to create an executable file.C compiler test failed. Open

emscripten-core/emscripten#21070 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Running the compiled wasm program will cause an error:'memory fault' Open

emscripten-core/emscripten#21079 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
latest release (is still) crashing... Open

emscripten-core/emscripten#21080 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
JSPI asynchronous calls into WASM are much slower than Asyncify Open

emscripten-core/emscripten#21081 · 7 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Documentation about Module.arguments may need to be improved Open

emscripten-core/emscripten#21082 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
The `MIN_INT{8,16,32,53}` is incorrect when compile with `-sASSERTIONS=2` Open

emscripten-core/emscripten#21089 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Asyncify memory growth within handleAsync() Open

emscripten-core/emscripten#21108 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 15, 2026
Suggestion: I found a library that mimics websockets, but uses webrtc. You could use that for the posix sockets to UDP(ish) support. Open

emscripten-core/emscripten#21112 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026
Support for interface inheritance in Web IDL Open

emscripten-core/emscripten#21139 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Linker "invalid relocation data index" with LTO when trying to use reference types inside Emscripten Open

emscripten-core/emscripten#21140 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Website does not show lists properly Open

docs good first bug help wanted

emscripten-core/emscripten#21145 · 10 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
WebIDL Binder assumes `assert` is available, but it is not when in STRICT mode Open

emscripten-core/emscripten#21150 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 15, 2026
how to generated only one file *.js if i use pthread Open

emscripten-core/emscripten#21153 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
How to call JS function in C subThread? Open

emscripten-core/emscripten#21154 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Can not pass the compiler test in FFmpeg configure Open

emscripten-core/emscripten#21155 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
NodeJs XMLHttpRequest response property is undefined Open

emscripten-core/emscripten#21158 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
MEMORY64 Thread Open

emscripten-core/emscripten#21159 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Bug about export C++ to Es6 Open

emscripten-core/emscripten#21160 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Taking images from the camera in Thread(worker) Open

emscripten-core/emscripten#21162 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
Fix all remaining wasm64 test failures Open

emscripten-core/emscripten#21177 · 4 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
emscripten_start_wasm_audio_worklet_thread_async is not helpful when it fails Open

emscripten-core/emscripten#21178 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
webidl_binder.py contains unguarded asserts Open

emscripten-core/emscripten#21198 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 15, 2026
[Feature Request] WebTransport (QUIC) API Support Open

emscripten-core/emscripten#21208 · 9 comments · 1 reaction · 0 assignees · Indexed Sep 15, 2026

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