# @stellar/stellar-sdk > A library for working with the Stellar network, including communication with the Horizon and Soroban RPC servers. - Version: 15.0.1 - Source ref: master ## Guides - [Versioning & Compatibility](guides/00-versioning): How SDK versions map to Stellar protocol versions, and why this site documents only the current major. - [Getting Started](guides/01-getting-started): Install the Stellar SDK and write your first script against testnet. - [Building & Signing Transactions](guides/04-building-and-signing-transactions): Construct, sign, and inspect Stellar transactions with TransactionBuilder. ## Reference - [Core / Keys](reference/core-keys) - [Core / Assets](reference/core-assets) - [Core / Transactions](reference/core-transactions) - [Core / XDR](reference/core-xdr) - [Core / Soroban Primitives](reference/core-soroban-primitives) - [Network / Horizon](reference/network-horizon) - [Network / RPC](reference/network-rpc) - [Network / Friendbot](reference/network-friendbot) - [Network / HTTP](reference/network-http) - [Contracts / Client](reference/contracts-client) - [Contracts / Bindings](reference/contracts-bindings) - [SEPs / Toml](reference/seps-toml) - [SEPs / Federation](reference/seps-federation) - [SEPs / WebAuth](reference/seps-webauth) - [Errors](reference/errors) - [Cross-cutting](reference/cross-cutting) ## Other - [AI Agents](agents): Documentation bundles, raw-markdown access, and crawler signals for AI agents consuming this SDK's documentation. - [Full bundle](llms-full.txt): All guide and reference content plus CHANGELOG, in one file.