SDKs and platforms

Offline Protocol ships one Rust engine with bindings for React Native and TypeScript, Python, Rust, Swift, Kotlin, Java, C, Flutter, Ruby and the browser, and an MCP server for AI coding tools. Learn which package fits your app, how mature each one is, and which platforms and chips it runs on.

Start with which SDK to use Learning Center

Getting started

Which Offline Protocol SDK should I use?A decision guide to every Offline Protocol package, by what you are building, with its status.What platforms does Offline Protocol support?Every operating system, chip family and browser Offline Protocol targets, with the binding and transports for each.How do I start an Offline Protocol project with the CLI?Install the offline CLI, sign in only when you need keys, and scaffold or configure a project.What is the Offline Protocol MCP server?What the Offline Protocol MCP server gives a coding agent, in local and hosted mode, and how to install it.Are there example apps built with Offline Protocol?The open-source demo apps for enterprise operations, how to run them, and what developers have built on the SDK.

AI coding tools

How do I add Offline Protocol to Claude?The Claude directory connector for claude.ai and Claude Desktop, and the local MCP server for Claude Code.How do I add Offline Protocol to Cursor?The one-click Cursor install for the local MCP server, the manual mcp.json entry, and what the agent can do with it.How do I add Offline Protocol to VS Code?Installing from the GitHub MCP Registry listing, the mcp.json alternative, and what Copilot's agent mode can do with the tools.How do I use Offline Protocol in ChatGPT and Codex?The Offline Protocol plugin for ChatGPT and Codex, and the local MCP server that lets Codex scaffold your project.

Languages

How do I add mesh messaging to a React Native app?Install, permissions, transports and default encryption for @offline-protocol/mesh-sdk.How do I use Offline Protocol from Python?The PyPI package, its wheels and extras, Python transports, the local API and the HTTP front.How do I use Offline Protocol from Rust?The crates, the I/O-free engine, the bridge you write, file stores and the Rust version.Can I use Offline Protocol in a native Swift iOS app?The OfflineProtocolSDK Swift package, its iOS 13+ requirement, integration steps and when to use React Native.Can I use Offline Protocol in a native Kotlin Android app?The Maven Central coordinates, Android 7+ and four ABIs, the AAR's contents and what your app wires.How do I use Offline Protocol from Java?The Maven Central jar, JDK 22 and the foreign function API, the native library, and what a Java host wires.How do I call Offline Protocol from C, C++, Go or C#?The JSON-in, JSON-out C API, the header and library per OS, and how C++, Go, C# and Zig use it.Can I use Offline Protocol with Flutter?The preview plugin for iOS and Android, how to add it by path, and its parity with React Native.How do I use Offline Protocol from Ruby?The generated binding over the ffi gem, Ruby 3.3 and later, the native library, and integration notes.Can Offline Protocol run in a web browser?The experimental browser node, what it links over, which browsers run what, and how to build it.

Platforms

Does Offline Protocol run on Windows?The Windows x86_64 builds for Python, Java, C, Ruby and the CLI, and the transports they run.Can Offline Protocol run on a Raspberry Pi?The aarch64 wheel, Bluetooth LE through BlueZ, the local API service and the gateway role on a Raspberry Pi.Which microcontrollers can run Offline Protocol?The ESP32 relay that runs Offline Protocol today, and the chips the offline-protocol-leaf crate builds for.Can I run Offline Protocol on a server or in Docker?The Python service, the HTTP front, the container image, store keys for headless hosts, and Rust, Java and C on servers.