nasa/spacewasm

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A flight-compliant WebAssembly interpreter.

Stars: 1.6k
Forks: 61
Open beginner issues: 0
Indexed issues: 14
Avg merge: 3d 3h
Merged PRs (30d): 13

Dominant language: Rust
License: Apache-2.0
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: good first issue

Beginner friendly Everything

Open All

14 open issues indexed

Differential validator oracle tests never run: no CI job enables the `differential` feature Open

Difficulty 2/5 1-3 hours Newbie friendliness 35/100

nasa/spacewasm#206 · Opened Sep 18, 2026
Daily Miri gate exits 0 when its test runner is killed: "0 / 3 tests passed" and a green job Open

Difficulty 3/5 1-2 days Newbie friendliness 35/100

nasa/spacewasm#204 · Opened Sep 18, 2026
`get_func_ref` / `get_global_ref` narrow a validated index with `as u16` Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

nasa/spacewasm#201 · 2 comments · Opened Sep 14, 2026
C API: reading and writing guest memory outside a host call Open

Difficulty 4/5 3-5 days Newbie friendliness 54/100

nasa/spacewasm#193 · 6 comments · Opened Sep 3, 2026
SIMD Open

Post-v1.0 WebAssembly Proposal

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

nasa/spacewasm#187 · 1 comment · 3 reactions · Opened Aug 29, 2026
Malformed module panics the decoder on 32-bit targets: unbounded vector length reaches Layout::array(..).unwrap() Open

good first issue

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

nasa/spacewasm#158 · 2 comments · Opened Aug 5, 2026
Multi Memory Open

Post-v1.0 WebAssembly Proposal

nasa/spacewasm#83 · 1 comment · 1 assignee · Opened Jul 14, 2026
Performance Open

Post-v1.0

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

nasa/spacewasm#62 · 3 comments · Opened Jul 11, 2026
Integrate Kani into Code Coverage CI Open

CI Formal Verification

nasa/spacewasm#60 · 2 comments · 1 assignee · Opened Jul 11, 2026
Non-trapping float-to-int Conversions Open

Post-v1.0 WebAssembly Proposal

nasa/spacewasm#56 · 1 comment · 1 assignee · Opened Jul 10, 2026
Sign Extension Operators Open

Post-v1.0 WebAssembly Proposal

Difficulty 4/5 3-5 days Newbie friendliness 45/100

nasa/spacewasm#55 · 2 comments · Opened Jul 10, 2026
Bulk Memory Operations Open

Post-v1.0 WebAssembly Proposal

nasa/spacewasm#54 · 1 assignee · Opened Jul 10, 2026
Fuzz 32-bit targets Open

CI fuzz

Difficulty 4/5 3-5 days Newbie friendliness 42/100

nasa/spacewasm#39 · 1 comment · Opened Jul 10, 2026
OSS Fuzz Open

CI fuzz

nasa/spacewasm#9 · 1 comment · 2 assignees · Opened Jun 24, 2026

nasa/spacewasm

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