paritytech/polkavm

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A fast and secure RISC-V based virtual machine

Stars: 435
Forks: 87
Open beginner issues: 0
Indexed issues: 43
Avg merge: 1h 17m
Merged PRs (30d): 2

Dominant language: Rust
License: Apache-2.0
Last GitHub push: Sep 8, 2026
Latest indexed: Sep 19, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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43 open issues indexed

GP divergence: `read_varint` accepts octets outside `im(E)` Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

paritytech/polkavm#420 · Opened Sep 15, 2026
GP divergence: `read_varint` decodes `E(2^32)` as `1` Open

Difficulty 3/5 1-2 days Newbie friendliness 78/100

paritytech/polkavm#419 · Opened Sep 15, 2026
`CostModel::deserialize` never returns `Some`; one length panics Open

Difficulty 2/5 1-3 hours Newbie friendliness 84/100

paritytech/polkavm#418 · Opened Sep 15, 2026
Interpreter and recompiler disagree on the operand width of `memset` Open

Difficulty 3/5 1-2 days Newbie friendliness 76/100

paritytech/polkavm#413 · 1 comment · Opened Aug 15, 2026
Massively expand fuzzying Open

K-correctness P-high

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

paritytech/polkavm#406 · Opened Jul 17, 2026
Audit the instruction gas costs Open

K-correctness P-high

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

paritytech/polkavm#405 · Opened Jul 17, 2026
Test harness for gas cost model Open

P-high

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

paritytech/polkavm#404 · Opened Jul 17, 2026
AVX-512 optimization of the gas cost model simulator Open

D-medium K-performance P-medium

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

paritytech/polkavm#403 · Opened Jul 17, 2026
Linux sandbox rewrite Open

K-correctness K-performance K-research P-high

paritytech/polkavm#402 · 1 assignee · Opened Jul 17, 2026
Program blob rework: remove bitmask from the program blobs Open

P-high

paritytech/polkavm#401 · 1 assignee · Opened Jul 17, 2026
Benchmark: PolkaVM vs revm syscall overhead analysis — 26-98x slower on storage/hashing, faster on pure computation Open

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

paritytech/polkavm#363 · 1 comment · 1 reaction · Opened Feb 17, 2026
Audit the PolkaVM interpreter Open

feature needs-info

paritytech/polkavm#299 · 5 comments · 1 assignee · Opened May 21, 2025
Fix the generic sandbox backend for the recompiler Open

P-low

Difficulty 4/5 3-5 days Newbie friendliness 25/100

paritytech/polkavm#175 · Opened Sep 24, 2024
Refactor `ProgramBlobBuilder` to accept instruction offsets in jump args Open

D-easy P-low

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

paritytech/polkavm#173 · 1 comment · Opened Sep 24, 2024
Getting started documentation Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

paritytech/polkavm#163 · 3 comments · Opened Sep 3, 2024
Feature Request: C Wrapper/Callable from C Open

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

paritytech/polkavm#132 · 1 comment · Opened Jun 17, 2024
support (u32, u32) as return value Open

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

paritytech/polkavm#116 · 2 comments · Opened May 6, 2024
Allow passing larger types to exported functions Open

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

paritytech/polkavm#108 · Opened Apr 30, 2024
include binary size to benchmarks Open

D-easy P-low

Difficulty 2/5 1-3 hours Newbie friendliness 48/100

paritytech/polkavm#106 · 1 comment · Opened Apr 29, 2024
Disallow `as` casts and use dedicated helper functions instead Open

K-correctness P-high

Difficulty 4/5 3-5 days Newbie friendliness 20/100

paritytech/polkavm#79 · Opened Dec 14, 2023
Consider the Thead extensions Open

K-performance P-medium

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

paritytech/polkavm#72 · 6 comments · Opened Nov 26, 2023
Consider the Zcmp extension Open

P-low

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

paritytech/polkavm#65 · Opened Nov 20, 2023
`polkavm_import` macro should support `!` as return type Open

P-low

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

paritytech/polkavm#47 · 1 comment · Opened Sep 10, 2023
Out-of-box support for reproducible builds of guest programs Open

P-medium

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

paritytech/polkavm#39 · 2 reactions · Opened Aug 30, 2023
Investigate the possibility of recompiling normal 32-register RISC-V programs Open

K-research P-low

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

paritytech/polkavm#38 · Opened Aug 30, 2023
Investigate the possibility of recompiling existing WASM programs Open

K-research P-low

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

paritytech/polkavm#37 · Opened Aug 30, 2023
Add macro-ops for memcpy and memset Open

K-performance P-low

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

paritytech/polkavm#35 · Opened Aug 30, 2023
Advanced debugging support: built-in profiler Open

K-debugging K-performance P-low

Difficulty 5/5 Over a week Newbie friendliness 10/100

paritytech/polkavm#33 · Opened Aug 30, 2023
Advanced debugging support: time travel debugging Open

K-debugging P-medium

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

paritytech/polkavm#32 · 1 comment · 1 reaction · Opened Aug 30, 2023
Advanced debugging support: debugger support Open

K-debugging P-medium

Difficulty 5/5 Over a week Newbie friendliness 15/100

paritytech/polkavm#31 · Opened Aug 30, 2023
Support generating offline execution traces Open

K-debugging P-medium

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

paritytech/polkavm#30 · Opened Aug 30, 2023
Basic debugging support: stack traces on traps Open

K-debugging P-high

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

paritytech/polkavm#29 · Opened Aug 30, 2023
Consider supporting Indirect Branch Tracking Open

K-security P-low

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

paritytech/polkavm#23 · Opened Aug 30, 2023
Automatically run tests on the oldest Linux kernel version we want to support Open

K-correctness K-devops P-medium

Difficulty 4/5 3-5 days Newbie friendliness 35/100

paritytech/polkavm#22 · Opened Aug 30, 2023
Automatically run tests on many diverse Linux distributions Open

K-correctness K-devops P-medium

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

paritytech/polkavm#21 · Opened Aug 30, 2023
Investigate full support for macOS hosts through virtualization Open

K-research P-low

Difficulty 5/5 Over a week Newbie friendliness 15/100

paritytech/polkavm#19 · Opened Aug 30, 2023
Investigate full support for Windows hosts through virtualization Open

K-research P-low

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

paritytech/polkavm#18 · Opened Aug 30, 2023
Stabilize the format of the blob Open

P-medium

Difficulty 5/5 Over a week Newbie friendliness 15/100

paritytech/polkavm#15 · Opened Aug 30, 2023
Add benchmarks: benchmarks game Open

K-performance P-medium

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

paritytech/polkavm#13 · Opened Aug 30, 2023
Exhaustively test every possible runtime error Open

K-correctness P-high

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

paritytech/polkavm#8 · Opened Aug 30, 2023
Exhaustively test every boundary condition of blob validity verification Open

K-correctness P-high

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

paritytech/polkavm#7 · Opened Aug 30, 2023
Exhaustively test every supported instruction Open

K-correctness P-high

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

paritytech/polkavm#6 · Opened Aug 30, 2023
Add aarch64 runtime assembler Open

D-easy P-low

paritytech/polkavm#4 · 1 assignee · Opened Aug 30, 2023

paritytech/polkavm

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