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Rune Kit

High-concurrency Rust host for the Model Context Protocol, running agent tools in memory-isolated wasm32-wasip1 sandboxes.

  • Rust
  • MCP
  • Extism
  • WASM
Current version
v1.1.0
Last updated
Status
Open source
Open Rune Kit

Overview

Rune Kit implements the Model Context Protocol in Rust, executing untrusted agent tools in Extism WebAssembly sandboxes with strict memory boundaries and stdio JSON-RPC multiplexing.

Capabilities

  1. 01

    Memory Isolation

    Tools execute in sandboxed wasm32-wasip1 containers with explicit capability grants.

  2. 02

    High Concurrency

    Asynchronous multiplexing handles dozens of concurrent tool calls with negligible latency.

  3. 03

    MCP Native

    Full compliance with the latest Model Context Protocol specification.

Releases

  • v1.1.0Current release