Repository Issue Activity (beta)

bytecodealliance/wasmtime

Current issue state, recent activity, and per-issue timelines from the indexed issue data.

Open Issues
370
New in 7 Days
13
Closed in 7 Days
8
Average Open Age
574 days
Stale 30+ Days
313
Stale 90+ Days
258
Last 2 Weeks
DateOpenedClosedCommentsEventsOpen Backlog
2026-09-0710395
2026-09-0610003
2026-09-0530002
2026-09-0401001
2026-09-031300367
2026-09-0211000
2026-09-0112000
2026-08-3151000
2026-08-3010000
2026-08-2900000
2026-08-2831000
2026-08-2714000
2026-08-2610000
2026-08-2545000
This Week

Opened: 8

Closed: 7

Comments: 3

Events: 9

Top Labels
bug (311)
cranelift (189)
wasm-proposal:gc (87)
fuzz-bug (76)
wasm-proposal:component-model-async (76)
enhancement (54)
wasmtime:debugging (41)
performance (37)
Issue Explorer
IssueAuthorStateLabelsCommentsReactionsUpdated

#14291 Missing API to drop guest ResourceAny concurrently

Opened 7 hours ago
SilverMira
open
No labels
007 hours ago

#9946 Component: Unclear how to access exported resource returned by guest

Opened 2 years ago
tliron
open - reopened
No labels
1307 hours ago

#14289 Restore listenfd suport for `wasmtime serve`

Opened 14 hours ago
simolus3
open
No labels
107 hours ago

#14288 wasmtime-wasi: `p1` cannot be used without `wasmtime/async`, requiring a C toolchain for sync-only embedders

Opened 1 day ago
dannymeijer
open
No labels
108 hours ago

#14236 cranelift: Add support for BPF code generation

Opened 8 days ago
oddcoder
open
No labels
7015 hours ago

#14286 WASI 0.2 pollable.block blocks the entire store under run_concurrent

Opened 2 days ago
somdoron
open
bug
002 days ago

#14284 Allow hosts to temporarily suspend individual Component Model async guest tasks

Opened 2 days ago
EFEXP
open
No labels
002 days ago

#12311 Optimize guest-to-guest sync-to-sync management of async task related infrastructure

Opened 8 months ago
alexcrichton
open
wasm-proposal:component-model-async
1302 days ago

#14221 Excessive compile time in alias analysis for 500 live structs on the stack

Opened 10 days ago
alexcrichton
closed - completed
fuzz-bug
003 days ago

#14271 Panic in lowering: self.value_lowered_uses[*result] == 0

Opened 5 days ago
alexcrichton
closed - completed
fuzz-bug
104 days ago

#14274 Consider rusty_zstd for wasmtime-cache (no libzstd)

Opened 4 days ago
Ttimmahlax
open
No labels
004 days ago

#13973 aarch64: Cranelift's apple_aarch64 calling convention writes past the end of outgoing arguments

Opened 1 month ago
alexcrichton
closed - completed
bug
cranelift
cranelift:area:aarch64
004 days ago

#5198 Cranelift: `bitselect.i128` not implemented on AArch64

Opened 4 years ago
afonso360
closed - completed
bug
cranelift
004 days ago

#14174 wasmtime-wasi sync sockets: exhausted tokio coop budget makes check-write report not-ready for all sockets at once (sync shims poll coop-gated APIs with noop wakers)

Opened 18 days ago
SteveDeFacto
closed - completed
wasi:impl
105 days ago

#14161 wast_tests fuzzbug: OOB bulk operations consume fuel

Opened 19 days ago
adamrk
closed - completed
bug
fuzz-bug
wasmtime:fuel
406 days ago

#14260 Excessive compile time compiling huge element segment

Opened 6 days ago
alexcrichton
open
fuzz-bug
006 days ago

#14251 Withdrawn

Opened 6 days ago
composia-dave
closed - completed
wasi:impl
106 days ago

#14247 `StoreContextMut::async_call_stack` use-after-free

Opened 6 days ago
dicej
open
No labels
006 days ago

#14117 [async] non-async-typed function behavior diverges from spec in two cases

Opened 27 days ago
lukewagner
closed - completed
bug
406 days ago

#14242 Split up `concurrent.rs` for impoved review-ability and general tidyness

Opened 7 days ago
dicej
open
wasm-proposal:component-model-async
007 days ago

#14241 Ensure fibers are always disposed of gracefully in `wasmtime::runtime::component::concurrent`

Opened 7 days ago
dicej
open
No labels
007 days ago

#14239 GC panics while tracing a suspended stack-switching continuation

Opened 7 days ago
rirze
open
wasm-proposal:gc
wasm-proposal:stack-switching
107 days ago

#14204 Const-expr operators are charged a hardcoded 1 fuel unit, ignoring `Config::operator_cost`

Opened 13 days ago
AndSDev
closed - completed
bug
wasmtime:fuel
109 days ago

#14227 Dropping future returned from creating an HTTP request immediately cancels the operation

Opened 10 days ago
alexcrichton
open
wasi-http
0110 days ago

#14222 Stack switching does not have ASan integration

Opened 10 days ago
alexcrichton
open
fuzz-bug
wasm-proposal:stack-switching
0010 days ago

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