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Harness Studio 0.2.0 is out: early public release
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Run AI on your own machine.

StrukLabs builds open-source software that finds, runs and connects AI models locally. Private by default, free to use, and yours to control.

Download Harness StudioView source on GitHub
Model sourcesAppsHugging Face modelsllama.cppwhisper.cppstable-diffusion.cppClaude CodeCodexVS CodeOpen WebUIAiderHarness StudioLocal gatewayCPUGPUApple MetalYour computer
Models run on your computer. Harness Studio connects them to your apps through a local gateway.

Harness Studio

0.2.0, early public release

Our first product: an open-source desktop app for running AI models on your own computer. Built with Tauri and Rust; manages llama.cpp by default.

Explore the productDocs

Find your model. Run it. Make it part of your day.

  • Dashboard
  • Find a Model
  • My Models
  • Chat and Media
  • Connect an App
Illustration

Make room for your way of working.

For everyday use

  • Find Hugging Face models with hardware fit guidance and SHA-256 verified downloads.
  • Chat, save conversations and compare models in Playground. Use vision, local document search (RAG), speech and image generation.
  • Built-in tools ask for approval for risky actions. Connect to another Harness instance with Harness Link.
  • Simple mode: Dashboard, Find a Model, My Models, Chat and Media, Connect an App. English and Turkish UI, light and dark themes, accessibility options.

For developers

  • An opt-in local gateway with OpenAI-, Anthropic- and Ollama-compatible APIs.
  • Guided setup for Claude Code, Codex, Aider, VS Code and Open WebUI.
  • Tool-call handling for local models and MCP in both directions.
  • Custom JavaScript tools in a sandbox.

For power users

  • Advanced mode: Servers, Create, Performance and Analytics. Manage multiple servers with profiles and detailed llama.cpp controls.
  • Benchmarks, request analytics, Prometheus metrics and optional OpenTelemetry.
  • CLI, Control API and headless harness serve.
  • Extra engines: whisper.cpp, sherpa-onnx, ONNX Runtime, stable-diffusion.cpp, MLX and mistral.rs.

Connect the tools you already use.

Speaks the APIs your tools expect
  • OpenAI-compatible
  • Anthropic-compatible
  • Ollama-compatible
Guided setup for
  • Claude Code
  • Codex
  • Aider
  • VS Code
  • Open WebUI
MCP in both directions
Connect to MCP servers and expose Harness tools through MCP.

Start on your own computer.

0.2.0

Download Harness Studio without an account. Choose the release for your operating system.

Windows

Windows 10/11, 64-bit

Windows x64
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macOS

macOS 13.3+. Apple Silicon with Metal. Intel CPU-only.

Intel
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Apple Silicon
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Linux (preview)

Linux x86_64. .deb and AppImage packages.

AppImage
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.deb
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Latest release and release notesPrevious releases

StrukLabs Hub

Live

A community space for skills, apps, tools, MCP servers and modules. StrukLabs starts with Harness Studio, with more products to follow.

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Open source. Yours to control.

Harness Studio is open source under the MIT license.

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Models you download keep their own licenses.