* [Hiero JavaScript SDK v2.84.0](https://github.com/hiero-ledger/hiero-sdk-js) – JavaScript SDK for interacting with a Hiero-based network.

* [HOL Standards SDK v0.1.184](https://github.com/hashgraph-online/standards-sdk) – Lightweight SDK providing reference implementations and tools for Hashgraph Consensus Standards (HCS), including a registry broker client, demos, and CLI.