Owner

NethermindEth

30 indexed repositories · View on GitHub

nethermind
A robust, high-performance execution client for Ethereum node operators.

C# · 1597 stars
juno
Starknet full node designed for peak concurrency and efficiency

Go · 444 stars
sedge
A one-click setup tool for PoS network/chain validators and nodes.

Go · 195 stars
starknet.go
Golang Library for StarkNet/Cairo

Go · 178 stars
latticefold
A lattice-based non-interactive folding scheme written in Rust

Rust · 129 stars
dotnet-libp2p
A libp2p implementation for .NET in C#.

C# · 126 stars
PublicAuditReports
Public reports of audits performed by Nethermind Security

62 stars
stellar-private-payments
Nethermind Privacy Engineering team's implementation of private payments for the Stellar network

Rust · 59 stars
int256
A 256-bit integer implementation for .NET

C# · 54 stars
zinc-plus
Zinc+ is a performance-oriented SNARK framework designed to handle computations across multiple mathematical domains without the "witness...

Rust · 47 stars
voyager-verifier
CLI to verify your starknet contracts classes on block explorers!

Rust · 45 stars
Catalyst
The preconfer sidecar for Taiko Alethia preconfirmations 🥁

Rust · 44 stars
rs-soroban-ultrahonk

Rust · 22 stars
Surge
Creating scalable, decentralized, and interoperable rollup solutions for the community.

19 stars
execution-payloads-benchmarks

Python · 19 stars
starknet-staking-v2
Validator software for Starknet stakers written in Go

Go · 15 stars
defi-skills
Natural language to unsigned DeFi transactions.

Python · 14 stars
metrics-infrastructure
Metrics Infrastracture sample then can be used to monitor your running Nethermind nodes

Python · 12 stars
starknet-worldcoin-bridge
A Worldcoin bridge for Starknet

Cairo · 11 stars
docs
Nethermind documentation

JavaScript · 10 stars
10 more repositories live on View on GitHub

Beginner friendly Everything

Open All

"No state for block" is answered as -32603, -32000, or -32002 depending on the method Open

bug rpc

Difficulty 4/5 3-5 days Newbie friendliness 68/100

NethermindEth/nethermind#13603 · Opened Sep 19, 2026
Guard-rail RPC rejections (-32002/-32005/4444) still log one WARN per request after #13156 Open

bug logging rpc

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

NethermindEth/nethermind#13602 · Opened Sep 19, 2026
FlatDb + snap: EnsureInitialize wipes all columns on every run so a restart mid-sync cannot resume Open

bug database sync

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

NethermindEth/nethermind#13601 · Opened Sep 19, 2026
FlatDb: copy-style full pruning is silently absent (config accepted, admin_prune=disabled, no log) Open

bug database

Difficulty 4/5 3-5 days Newbie friendliness 58/100

NethermindEth/nethermind#13600 · Opened Sep 19, 2026
FlatDb: RocksDB auto-repair of a corrupted flat DB silently drops leaves; node resumes as "already have state" and diverges from consensus Open

bug database rocksdb

Difficulty 5/5 Over a week Newbie friendliness 28/100

NethermindEth/nethermind#13577 · Opened Sep 18, 2026
Legacy state sync (StateNodes/TreeSync) on the path-keyed Flat backend leaves stale storage subtrees across pivot changes → wrong state, deterministic HeaderGasUsedMismatch after sync Open

bug database sync

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

NethermindEth/nethermind#13576 · Opened Sep 18, 2026
FlatDb + legacy state sync (Sync.SnapSync=false): restart during state sync leaves permanent account/storage holes (trie complete, flat leaf missing) → deterministic HeaderGasUsedMismatch after sync Open

bug database sync

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

NethermindEth/nethermind#13575 · Opened Sep 18, 2026
Block access list retention should follow the history expiry window Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

NethermindEth/nethermind#13553 · Opened Sep 17, 2026
Use DB snapshots for consistent starknet_getStorageProof reads Open

NethermindEth/juno#4082 · 1 assignee · Opened Sep 16, 2026
P2PProtocolHandler processes a second Hello on an already-initialized session instead of rejecting it, growing the agreed-capabilities list without bound for a static or trusted peer Open

Difficulty 3/5 1-2 days Newbie friendliness 74/100

NethermindEth/nethermind#13515 · Opened Sep 15, 2026
NonceManager's AddressNonceManager entries are never released for eth_sendRawTransaction senders, and are allocated for every submitted address even when the transaction is rejected Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NethermindEth/nethermind#13507 · Opened Sep 15, 2026
Update to Stellar v28 Open

NethermindEth/stellar-private-payments#597 · 1 reaction · 1 assignee · Opened Sep 14, 2026
FlatDb: --FlatDb.Enabled=false on an existing flat DB silently discards state and full-resyncs (detection asymmetry vs patricia) Open

Difficulty 3/5 1-2 days Newbie friendliness 67/100

NethermindEth/nethermind#13428 · Opened Sep 13, 2026
blockHash mismatch in newPayload marks an already accepted block as invalid Open

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

NethermindEth/nethermind#13370 · 1 reaction · Opened Sep 10, 2026
Concurrent traceTransaction requests targeting the same preconfirmed transaction repeat VM work Open

NethermindEth/juno#4058 · 1 assignee · Opened Sep 9, 2026
corpus-gen: support `starknet_estimateFee`, `starknet_simulateTransactions` and `starknet_call` Open

NethermindEth/juno#4056 · 1 assignee · Opened Sep 9, 2026
CBOR Optimization Propose Open

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

NethermindEth/juno#4051 · Opened Sep 8, 2026
Flat is 17-20% slower per block than HalfPath on chiado and 2.3x slower at p99, the only pairing where Flat loses Open

stability

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

NethermindEth/nethermind#13205 · 1 comment · Opened Sep 6, 2026
JSON-RPC and the Engine API stay closed for the whole StartupBlockTreeFixer replay after a restart, unbounded and unannounced Open

stability

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NethermindEth/nethermind#13203 · 1 comment · Opened Sep 6, 2026
JsonRpcResponseWriter.WriteStreamableAsync skips the envelope tail when the result throws, returning an unterminated body with no id Open

stability

Difficulty 4/5 3-5 days Newbie friendliness 48/100

NethermindEth/nethermind#13201 · 1 comment · Opened Sep 6, 2026
jsonrpc: panics in RPC handlers/validators crash the connection or vanish silently in batch requests Open

Difficulty 4/5 3-5 days Newbie friendliness 68/100

NethermindEth/juno#4039 · Opened Sep 5, 2026
Bind selective-disclosure verification to the verifier's expected pool Open

Difficulty 4/5 3-5 days Newbie friendliness 65/100

NethermindEth/stellar-private-payments#567 · Opened Sep 4, 2026
trace_block returns a truncated 28-byte 200 response when the state subtree is pruned under a live root (MissingTrieNodeException escapes the streaming writer; distinct from #13130, not fixed by #13095) Open

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

NethermindEth/nethermind#13153 · Opened Sep 4, 2026
Explore Web Locks for web storage Open

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

NethermindEth/stellar-private-payments#555 · Opened Sep 3, 2026
Json RPC Streaming - decide if should be completely removed Open

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

NethermindEth/nethermind#13114 · Opened Sep 3, 2026
Feat: Less aggressive log index backfill Open

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

NethermindEth/nethermind#13092 · Opened Sep 2, 2026
dotnet-riscv v10.0.0.p4 blobs: musl/toolchain archives ship compressed+atomic instructions; guest measures ~1.8% slower than p3 Open

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

NethermindEth/bflat-riscv64#41 · Opened Sep 2, 2026
riscv64 codegen: constant rematerialization, redundant width conversions, and memory round-trips measured on the ZisK guest Open

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

NethermindEth/bflat-riscv64#40 · Opened Sep 2, 2026
Implement EIP-8304: Trustless Log and Transaction Index Open

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

NethermindEth/nethermind#13071 · Opened Sep 1, 2026
A debug_trace* custom JS tracer can abort the whole client (hardcoded 128 MiB V8 old-space constraint) Open

Difficulty 5/5 Over a week Newbie friendliness 45/100

NethermindEth/nethermind#13054 · Opened Aug 31, 2026
Reveal sessions in ILocalPeer interface Open

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

NethermindEth/dotnet-libp2p#215 · Opened Aug 28, 2026
SDK feature flags Open

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

NethermindEth/stellar-private-payments#492 · Opened Aug 20, 2026
Discovery Open

NethermindEth/nethermind#12919 · 1 assignee · Opened Aug 20, 2026
ProofRpcModule's transaction-hash lookup miss (receiptFinder.FindBlockHash null) fails with a ResourceNotFound error, while the documented referent eth methods return a successful null for the same miss Open

Difficulty 3/5 1-2 days Newbie friendliness 72/100

NethermindEth/nethermind#12846 · Opened Aug 16, 2026
request-parameter parsers accept a broader input schema than the documentation states Open

Difficulty 4/5 3-5 days Newbie friendliness 62/100

NethermindEth/nethermind#12842 · Opened Aug 16, 2026
response payload shape switches on a request flag or subscription option that the documentation does not account for Open

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

NethermindEth/nethermind#12841 · Opened Aug 16, 2026
`action` field nesting and placement diverges from the documented `ParityTraceAction` shape Open

Difficulty 3/5 1-2 days Newbie friendliness 68/100

NethermindEth/nethermind#12840 · Opened Aug 16, 2026
custom JsonConverters emit a wire shape that diverges from the documented CLR model Open

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

NethermindEth/nethermind#12839 · Opened Aug 16, 2026
pending, unmined, or partial-context object members serialize as `null` although the documentation types them as non-null Open

Difficulty 5/5 Over a week Newbie friendliness 28/100

NethermindEth/nethermind#12835 · Opened Aug 16, 2026
Generated JSON-RPC documentation leaks internal CLR type members and wrong generic-specialization paths Open

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

NethermindEth/nethermind#12828 · 1 comment · Opened Aug 15, 2026
Revisit the SSZ/JSON decode-probing fallback in the parsigex codec Open

enhancement rust

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

NethermindEth/pluto#640 · Opened Aug 13, 2026
Extract shared Protobuf conversion helpers; standardize prost `Option`/default handling Open

rust

Difficulty 5/5 Over a week Newbie friendliness 45/100

NethermindEth/pluto#638 · 1 comment · Opened Aug 13, 2026
Improve BLS performance: cache parsed keys, add batch verification, add benchmarks Open

enhancement rust

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

NethermindEth/pluto#635 · Opened Aug 12, 2026
Fix `README`, `CONTRIBUTING`, and `AGENTS` drift Open

documentation

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

NethermindEth/pluto#634 · 3 comments · Opened Aug 12, 2026
Improve `alpha test peers`: match Charon's probes; reduce timeouts Open

bug track:orchestration-cli

Difficulty 5/5 Over a week Newbie friendliness 28/100

NethermindEth/pluto#632 · Opened Aug 12, 2026
Preserve tracing spans across spawns, instrument components, record missing metrics Open

enhancement rust

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

NethermindEth/pluto#631 · Opened Aug 12, 2026
Wire the `QUIC` transport feature Open

enhancement

NethermindEth/pluto#619 · 1 assignee · Opened Aug 11, 2026
Centralize retry/backoff configuration on `backon`; inject retries where components give up Open

enhancement rust

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

NethermindEth/pluto#618 · Opened Aug 11, 2026
Deduplicate domain types across crates Open

rust

Difficulty 5/5 Over a week Newbie friendliness 28/100

NethermindEth/pluto#617 · Opened Aug 11, 2026
Consolidate the three parallel SSZ stacks Open

enhancement rust

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

NethermindEth/pluto#615 · Opened Aug 11, 2026

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