matter-labs/zksync

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zkSync: trustless scaling and privacy engine for Ethereum

Stars: 4.9k
Forks: 2.7k
Open beginner issues: 0
Indexed issues: 47

Dominant language: Rust
License: Apache-2.0
Last GitHub push: May 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
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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47 open issues indexed

Error: One or more wiring layers failed to initialize: [("settlement_layer_en", Internal(JSON-RPC request chain_id() failed: client error (Connect), DNS Error Open

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

matter-labs/zksync#661 · Opened Jun 19, 2026
`zkstack ecosystem init --dev` fails on a fresh installation Open

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

matter-labs/zksync#653 · Opened Oct 29, 2025
Testnet sync issue: "Trying to decommit unexisting hash" Open

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

matter-labs/zksync#649 · Opened Apr 17, 2025
Documentation is bad Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

matter-labs/zksync#638 · 1 reaction · Opened Dec 11, 2024
how can i join in this project? Open

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

matter-labs/zksync#631 · Opened Aug 8, 2024
where can I get source code for currently deployed bridge contracts Open

Difficulty 1/5 Under an hour Newbie friendliness 25/100

matter-labs/zksync#627 · 1 comment · Opened Jun 26, 2024
Zcsync Open

Difficulty 5/5 Over a week Newbie friendliness 1/100

matter-labs/zksync#626 · Opened Jun 23, 2024
bug:Eth send will crash the whole program if it send wrong transactions. Open

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

matter-labs/zksync#625 · Opened Jun 23, 2024
Sync Open

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

matter-labs/zksync#624 · Opened Jun 11, 2024
zk init failed with wasm-pack segmentation fault Open

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

matter-labs/zksync#623 · Opened May 27, 2024
Error: invalid value for value.sealFields (Not an array!) Open

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

matter-labs/zksync#611 · 4 comments · Opened Mar 30, 2024
JS library support to Ethers.js v6 Open

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

matter-labs/zksync#598 · 3 comments · Opened Mar 9, 2024
zk contract deploy failed Open

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

matter-labs/zksync#597 · 1 comment · Opened Mar 8, 2024
zk server failed Open

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

matter-labs/zksync#596 · 2 comments · Opened Mar 8, 2024
Fallback Function Open

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

matter-labs/zksync#592 · 1 reaction · Opened Mar 4, 2024
Gas Consumption Open

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

matter-labs/zksync#588 · 3 comments · Opened Mar 2, 2024
Gas Limit Functionality Issue ( getBlockGasLimit() ) Open

Difficulty 1/5 Under an hour Newbie friendliness 25/100

matter-labs/zksync#573 · 1 comment · Opened Feb 29, 2024
Lack of Reentrancy Protection Open

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

matter-labs/zksync#572 · Opened Feb 29, 2024
Limited Error Handling Open

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

matter-labs/zksync#571 · Opened Feb 29, 2024
Unused Modifier Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

matter-labs/zksync#570 · Opened Feb 29, 2024
Unused Constant Open

Difficulty 1/5 Under an hour Newbie friendliness 55/100

matter-labs/zksync#569 · Opened Feb 29, 2024
Security Risk in Fund Transfer Open

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

matter-labs/zksync#568 · Opened Feb 29, 2024
Missing Refund Logic Open

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

matter-labs/zksync#567 · Opened Feb 29, 2024
Missing Implementation of Validation Logic Open

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

matter-labs/zksync#566 · Opened Feb 29, 2024
Probably an issue with ethers Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

matter-labs/zksync#480 · 1 comment · Opened Dec 24, 2023
Potential issue with contracts/scripts/verify-deployed-contract.ts Open

Difficulty 4/5 3-5 days Newbie friendliness 28/100

matter-labs/zksync#473 · Opened Nov 2, 2023
Error when [depolying localhost ERC20 tokens] at [zk init] Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

matter-labs/zksync#463 · Opened Sep 15, 2023
[Bug]: go-ethereum fails to parse block Open

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

matter-labs/zksync#462 · Opened Jul 31, 2023
build_transaction 'Method not found' Open

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

matter-labs/zksync#461 · 1 reaction · Opened Jul 16, 2023
Error while using zk init command its not pulling the images correctly Open

Difficulty 3/5 1-2 days Newbie friendliness 30/100

matter-labs/zksync#454 · Opened Jul 7, 2023
Is the balance tree in CircuitAccount a binary sparse merkle tree? Open

Difficulty 4/5 3-5 days Newbie friendliness 30/100

matter-labs/zksync#450 · 2 comments · Opened Jun 15, 2023
const deposit = await syncWallet.depositToSyncFromEthereum return error Open

Difficulty 4/5 3-5 days Newbie friendliness 15/100

matter-labs/zksync#449 · 1 comment · Opened Jun 5, 2023
How to get last_verified_block ? Open

Difficulty 2/5 1-3 hours Newbie friendliness 28/100

matter-labs/zksync#446 · 1 comment · Opened Jun 1, 2023
Account validation error reported from mainnet.era.zksync.io JSON RPC node Open

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

matter-labs/zksync#442 · 2 comments · 3 reactions · Opened May 4, 2023
memory smt tree Open

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

matter-labs/zksync#436 · Opened Mar 30, 2023
Cannot read property 'Interface' of undefined Open

Difficulty 3/5 1-2 days Newbie friendliness 25/100

matter-labs/zksync#433 · 3 comments · Opened Mar 27, 2023
JavaScript SDK is not compatible with ethers v6 Open

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

matter-labs/zksync#427 · 2 reactions · Opened Mar 20, 2023
is changePubKey process safe in circuit? Open

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

matter-labs/zksync#424 · Opened Mar 7, 2023
zk init: genesis setup failed Open

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

matter-labs/zksync#423 · 4 comments · Opened Feb 24, 2023
Amount packaging code does not work Open

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

matter-labs/zksync#420 · Opened Feb 20, 2023
zk init can't find some file? Open

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

matter-labs/zksync#408 · 3 comments · Opened Nov 26, 2022
Support for distributed frameworks Open

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

matter-labs/zksync#401 · Opened Oct 5, 2022
attempt to subtract with overflow bug for WitnessGenerator Open

Difficulty 2/5 1-3 hours Newbie friendliness 58/100

matter-labs/zksync#378 · 3 comments · Opened Apr 13, 2022
Some bugs about Java development Open

matter-labs/zksync#356 · 1 comment · 3 reactions · 1 assignee · Opened Dec 16, 2021
EIP1271 signature recovery support for Gnosis safe Open

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

matter-labs/zksync#270 · 6 comments · Opened Dec 17, 2020
requires an ERC20 approve() (and gas) even when a previous one was sufficient Open

matter-labs/zksync#264 · 16 comments · 1 assignee · Opened Dec 14, 2020
Supporting Contract Signatures for undeployed contracts Open

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

matter-labs/zksync#256 · 6 comments · Opened Nov 16, 2020

matter-labs/zksync

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