Blockchain Good First Issues

Browse open source issues grouped under Blockchain. Where the subject goes by older names in the issue metadata, those are matched too.

Blockchain

Slice signals

Average annotated difficulty: 3.9/5 across 281 issues.
5% of 281 time estimates are one day or less.

Open All

Implement demand-based base fee changes Open

fees kernels

0xMiden/protocol#1686 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 13, 2026
Introduce a mechanism to allow foreign accounts to mutate the transaction Open

kernels

0xMiden/protocol#1766 · 1 comment · 2 reactions · 0 assignees · Indexed Sep 13, 2026
Introduce an account update size limit at the block level Open

kernels

0xMiden/protocol#1770 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Include account code root in account delta commitment Open

kernels rust

0xMiden/protocol#2027 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: Maintain a `localBalanceTree` and implement invariance checks Open

agglayer

0xMiden/protocol#2330 · 5 comments · 1 reaction · 0 assignees · Indexed Sep 13, 2026
Make agglayer data from `bridgeAsset()` and `claimAsset()` queryable Open

agglayer

0xMiden/protocol#2520 · 5 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
Make standard `SWAP` note "in-flight" fillable Open

standards

0xMiden/protocol#2536 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: onchain verification of metadata hash during faucet registration Open

agglayer

0xMiden/protocol#2586 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Update mint policy allowlist after account code upgrades Open

blocked standards

0xMiden/protocol#2616 · 2 comments · 1 reaction · 0 assignees · Indexed Sep 13, 2026
AggLayer: Add message bridging Open

agglayer

0xMiden/protocol#2697 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: Add claim unsetting mechanism Open

agglayer

0xMiden/protocol#2703 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: Add token remapping and migration support Open

agglayer

0xMiden/protocol#2704 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: Track GER insertion hash chain Open

agglayer

0xMiden/protocol#2707 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: Validate faucet existence on registration Open

agglayer

0xMiden/protocol#2709 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
AggLayer: investigate whether the `AggLayerFaucet` accounts should be `Ownable2Step` Open

agglayer

0xMiden/protocol#2724 · 9 comments · 1 reaction · 1 assignee · Indexed Sep 13, 2026
Send only the required data in (P)SWAPs based on payback visibility (public/private) Open

standards

0xMiden/protocol#2950 · 8 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Wire `BatchNoteTree` into batch & block construction Open

0xMiden/protocol#3020 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 13, 2026
Batch input-notes commitment: nullifier order (ProposedBatch) vs transaction order (kernel) Open

kernels

0xMiden/protocol#3025 · 6 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
bug(multisig): adding a signer to a 1-of-1 account fails STARK verification Open

0xMiden/protocol#3113 · 14 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Consider adding Validator signatures threshold to Block Header Open

kernels

0xMiden/protocol#3225 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
N-27: `allow_unauthorized_output_notes` Cannot Authorize Otherwise-Empty Note-Creating Transactions Open

standards

0xMiden/protocol#3262 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
`MustBeErased` marker Open

fees

0xMiden/protocol#3268 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Add persistence to the mempool Open

block-producer mempool

0xMiden/node#23 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Allow for more fee margin for multisig accounts Open

fees standards

0xMiden/protocol#3332 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Fees for multisig accounts Open

fees standards

0xMiden/protocol#3358 · 0 comments · 1 reaction · 0 assignees · Indexed Sep 13, 2026
Minting from the native faucet once fees are on Open

0xMiden/protocol#3373 · 9 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Allow `MintNote` to carry multiple mint requests Open

standards

0xMiden/protocol#3432 · 3 comments · 1 reaction · 0 assignees · Indexed Sep 13, 2026
Add Price Oracle Standard Open

standards

0xMiden/protocol#3522 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 13, 2026
`NoteInclusionProof` never validates `block_note_tree_index` against `note_path.depth()`, so `authenticated_nodes` can panic Open

0xMiden/protocol#3544 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Network account config notes have no onchain ordering Open

standards

0xMiden/protocol#3551 · 5 comments · 2 reactions · 1 assignee · Indexed Sep 13, 2026
Unconsumed Administrative Action Notes Retain Authority Indefinitely Open

standards

0xMiden/protocol#3560 · 5 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
L-13: Non-Fungible Asset Replacement Is Mis-Encoded as a Pure Removal in the Account Delta Open

kernels

0xMiden/protocol#3600 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Improve note inclusion path serialization Open

rpc

0xMiden/node#1238 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Express mempool constraints ito fees Open

block-producer blocked mempool

0xMiden/node#1242 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Allow user to query historical nullifier tree Open

rpc store

0xMiden/node#1416 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Proposal: Miden-Native x402 Payment Verification — Private Notes + Note Transport Open

0xMiden/node#1796 · 13 comments · 1 reaction · 3 assignees · Indexed Sep 13, 2026
Add "skip validator" mode of operation Open

0xMiden/node#1921 · 1 comment · 1 reaction · 0 assignees · Indexed Sep 13, 2026
Move batch budget checks to RPC Open

mempool rpc

0xMiden/node#2037 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Loosen user batch's budget constraints Open

mempool on hold rpc

0xMiden/node#2038 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
PartialBlockchain::new panics on a PartialMmr that new_unchecked accepts Open

0xMiden/protocol#3654 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-02: Component Namespace Mismatch Makes `NoteCreator::create_note_root` Panic Unconditionally Open

0xMiden/protocol#3672 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-04: `PswapNote::remainder_note` Recomputes a Tag that the On-Chain Script Only Ever Copies Open

0xMiden/protocol#3673 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-11: Off-Chain P2IDE Consumability Analysis Diverges From Note Script Reclaim-Height Semantics Open

0xMiden/protocol#3675 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-25: PSWAP Remainder Notes Drop Network Account Routing Metadata After Partial Fills Open

0xMiden/protocol#3684 · 3 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-27: P2ID and P2IDE Conversions Ignore Recipient Note Tag Length Preference Open

0xMiden/protocol#3686 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-29: Private SWAP Payback Notes Are Deanonymized by Public SWAP Data Open

0xMiden/protocol#3688 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-31: Unvalidated Fill Faucet Makes Predicted Payback Notes Diverge From On-Chain Execution Open

0xMiden/protocol#3689 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Smart Contract Diff Audit L-32: Assetless Notes Produce Transaction Scripts That Fail With Stack-Depth Errors Open

0xMiden/protocol#3690 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Robust multisigs Open

standards

0xMiden/protocol#3740 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 13, 2026
Emit events from transactions Open

kernels

0xMiden/protocol#3803 · 11 comments · 2 reactions · 1 assignee · Indexed Sep 13, 2026

Showing the newest 100

This page lists what was indexed most recently. Advanced filter has the whole inventory, narrowed by language, difficulty and how long a task takes.

Open advanced filter

Blockchain Good First Issues

Slice signals

Showing the newest 100

Get new issues in your inbox