hiero-ledger

hiero-ledger/hiero-sdk-js

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

325 stars 242 forks 325 watchers JavaScript Apache License 2.0

blockchain distributed-ledger-technology good-first-issue good-first-issues hacktoberfest hashgraph hedera hiero javascript javascript-sdk open-source sdk typescript typescript-sdk

View on GitHub Website

30 Open Issues Need Help Last updated: Jul 14, 2026

Open Issues Need Help

View All on GitHub

[Good First Issue]: Add unit tests for sha384 (Node.js) 3 days ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for BadEntityIdError 22 days ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: exclude fully deprecated classes from vitest coverage reports about 2 months ago

enhancement Good First Issue beginner

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard * use in src/schedule/ScheduleInfoQuery.js about 2 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for TokenReference 2 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Make flaky "gRPC deadline reached" test in AccountInfoMocking deterministic 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/EntityIdHelper.js 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Fix typo and add unit tests for CustomRoyaltyFee 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for base64 (React Native) 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for sha384 (React Native) 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for sha384 (browser) 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for MirrorChannel 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Exclude static address book re-exports from vitest coverage 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for SubscriptionHandle 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Add unit tests for TopicMessageChunk 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: add unit test for src/account/NullableTokenDecimalMap.js 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: add optional test file argument to unit and integration test tasks 3 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/topic/TopicId.js 4 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/account/AccountId.js 4 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/token/TokenId.js 4 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/file/FileId.js 5 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: TransactionResponse: Replace Wildcard Client Typedef with Generic Client<Channel, MirrorChannel> 5 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/schedule/ScheduleId.js 5 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Fix links in good first issue template 5 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Replace wildcard type * use in src/contract/ContractId.js 5 months ago

Good First Issue approved

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: fix typo and grammar in CONTRIBUTING.md 5 months ago

documentation Good First Issue Non-Code

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: fix typo in readme.md 5 months ago

AI Summary: This is a 'Good First Issue' aimed at new contributors to the Hiero JS SDK. It requests a simple typo correction in the `readme.md` file on line 14, changing 'transfered' to 'transferred'. The fix involves no code changes, only a documentation update to improve readability.

Complexity: 1/5

documentation Good First Issue Non-Code

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Fix Spelling Mistakes in Readme 5 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Fix Contribution Typo 'Transfer' In Readme 6 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk

[Good First Issue]: Update Catch Block To Return Error Object 6 months ago

Good First Issue

hiero-ledger/hiero-sdk-js

325

A JavaScript/TypeScript SDK for Hiero: A Javascript toolkit for creating, updating, and interacting with on-ledger assets and smart contracts on Hedera and other Hiero networks

JavaScript

#blockchain#distributed-ledger-technology#good-first-issue#good-first-issues#hacktoberfest#hashgraph#hedera#hiero#javascript#javascript-sdk#open-source#sdk#typescript#typescript-sdk