hashgraph/hedera-smart-contracts

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Contains Hedera Smart Contract Service supporting files

Stars: 64
Forks: 75
Open beginner issues: 0
Indexed issues: 41

Dominant language: JavaScript
License: Apache-2.0
Last GitHub push: Jun 8, 2026
Latest indexed: Sep 17, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: good first issue hacktoberfest
PR merge metrics: No merged PRs in 30d

Open All

41 open issues indexed

[EPIC] npm publish repo Open

enhancement Epic P1

hashgraph/hedera-smart-contracts#115 · 4 comments · 2 reactions · 0 assignees · Indexed Sep 17, 2026
[System Contract DApp] - the amount input for HTS TokenTransfer can be guarded so the transaction won't get reverted if amount > totalSupply Open

enhancement

hashgraph/hedera-smart-contracts#380 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[System Contract DApp] Ability to switch account and network in Metamask Open

enhancement good first issue hacktoberfest Tooling

hashgraph/hedera-smart-contracts#434 · 2 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Enhance Validation and Error Handling in System Contract Mocks Open

enhancement good first issue hacktoberfest

hashgraph/hedera-smart-contracts#477 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Refine Functionality and Logic in System Contract Mocks Open

enhancement Epic

hashgraph/hedera-smart-contracts#478 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Code Refactoring and Abstraction for Better Maintainability of System Contract Mocks Open

enhancement good first issue hacktoberfest

hashgraph/hedera-smart-contracts#479 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Manage the submit key of an HCS topic via a precompile call Open

enhancement

hashgraph/hedera-smart-contracts#593 · 4 comments · 8 reactions · 0 assignees · Indexed Sep 17, 2026
[System Contract DApp] Metamask and Coinbase are conflicted Open

bug

hashgraph/hedera-smart-contracts#658 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Extend nonce discrepencies and account unlinking test plan Open

enhancement Limechain

hashgraph/hedera-smart-contracts#677 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Document E2E life cycle of a HSCS transaction Open

documentation enhancement

hashgraph/hedera-smart-contracts#706 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add precompile support for HIP-540 property for token updates to skip key validation Open

enhancement

hashgraph/hedera-smart-contracts#708 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add precompile support for updating metadata key Open

enhancement

hashgraph/hedera-smart-contracts#709 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
feat(cancun): Cancun features should have examples (which can also serve as E2E tests) Open

enhancement Epic

hashgraph/hedera-smart-contracts#725 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Re-write the corner cases for Ethereum transactions tests Open

hashgraph/hedera-smart-contracts#769 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
ERC20 Wrapper Example Open

enhancement Team Promoted

hashgraph/hedera-smart-contracts#781 · 1 comment · 0 reactions · 2 assignees · Indexed Sep 17, 2026
Run Static Analysis on the `hts-precompile/examples/` Contracts Open

ArianeLabs documentation enhancement Epic EVM good first issue

hashgraph/hedera-smart-contracts#787 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
`cryptoTransfer` support for erc20 & erc721 tokens Open

ArianeLabs enhancement

hashgraph/hedera-smart-contracts#804 · 2 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
provide "bulk operation" wrappers for the raw bytecode analyzer and slither tools Open

hashgraph/hedera-smart-contracts#813 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add EVM compatibility for non-supported Cancun blob features (HIP-866) Open

enhancement

hashgraph/hedera-smart-contracts#819 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Adds support Cancun Self-Destruct Semantics in Smart Contract Services (HIP-868) Open

enhancement

hashgraph/hedera-smart-contracts#824 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Raw bytecode analyser improvement proposals Open

ArianeLabs enhancement Tooling

hashgraph/hedera-smart-contracts#829 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Create document to track system contract functions changes Open

documentation enhancement

hashgraph/hedera-smart-contracts#892 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Include "facade" interface for HTS fungible and non-fungible tokens Open

enhancement Team Promoted

hashgraph/hedera-smart-contracts#1026 · 5 comments · 0 reactions · 2 assignees · Indexed Sep 17, 2026
[EPIC] HIP-755, HIP-756 Function references and test coverage Open

hashgraph/hedera-smart-contracts#1193 · 1 comment · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Uber EPIC] Support Explorer EVM Queries Open

enhancement

hashgraph/hedera-smart-contracts#1155 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Uber EPIC] Upgrade Graph Node DEX Open

enhancement

hashgraph/hedera-smart-contracts#1156 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Uber EPIC] [R&D] Ethereum Shadow Network Open

enhancement

hashgraph/hedera-smart-contracts#1158 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Uber EPIC] EVM Metrics Open

enhancement

hashgraph/hedera-smart-contracts#1159 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[UBER EPIC] System Contracts Enhancements Open

hashgraph/hedera-smart-contracts#1195 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[EPIC] Smart Contract Samples, Testing and Tooling Open

hashgraph/hedera-smart-contracts#1197 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
[Shadow network] Milestone 1 - Replay 30% of All Sepolia Transactions Open

ArianeLabs

hashgraph/hedera-smart-contracts#1201 · 0 comments · 1 reaction · 1 assignee · Indexed Sep 17, 2026
Smart Contract Repo Reorder/cleanup [NEEDS DESIGN] Open

hashgraph/hedera-smart-contracts#1227 · 3 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Add HIP-756 test coverage Open

enhancement

hashgraph/hedera-smart-contracts#1238 · 0 comments · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Incongruence between IHederaTokenService return value type vs actual return value Open

bug

hashgraph/hedera-smart-contracts#1328 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Fix WHBAR Test Suite Assertion Open

bug

hashgraph/hedera-smart-contracts#1341 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Add HIP-1028 in the CI once the hedera-local-node is released with the latest images Open

enhancement

hashgraph/hedera-smart-contracts#1356 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Solidity Coverage Open

ArianeLabs enhancement

hashgraph/hedera-smart-contracts#1498 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Automated HederaResponseCode.sol updates Open

ArianeLabs enhancement

hashgraph/hedera-smart-contracts#1499 · 1 comment · 0 reactions · 1 assignee · Indexed Sep 17, 2026
Why is approvalRequired() false by default in LayerZero HTS Connector? Open

hashgraph/hedera-smart-contracts#1511 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Update "@hiero-ledger/hiero-contracts" dependency version in hedera-smart-contracts Open

enhancement

hashgraph/hedera-smart-contracts#1609 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026
Fix soloVersion description in .github/workflows/migration-testing.yml Open

good first issue candidate

hashgraph/hedera-smart-contracts#1705 · 0 comments · 0 reactions · 0 assignees · Indexed Sep 17, 2026

hashgraph/hedera-smart-contracts

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