* [Kit v6.4.0](https://github.com/anza-xyz/kit) – JavaScript SDK for building Solana applications on Node, web, and React Native. * [langfuse-js v5.0.1](https://github.com/langfuse/langfuse-js) – JS/TS SDKs for instrumenting LLM apps with detailed tracing and observability. * [Stock SDK v1.8.0](https://github.com/chengzuopeng/stock-sdk) – JavaScript SDK for fetching stock market data directly in browsers and Node.js without backend or Python. * [Kit v6.3.1](https://github.com/anza-xyz/kit) – JavaScript SDK for building Solana applications on Node, web, and React Native.