Local-First AI Testing for Every Team

Donobu autonomously explores your web app, finds issues, and writes self-healing Playwright tests — all running securely on your own machine or VPC.

Get Started in Minutes

Launch Donobu Studio locally and start testing your web app instantly.

Download Donobu Studio

Start free and run tests securely on your own machine.

Run a Flow

Point Donobu at your website — it will explore, detect issues, and write Playwright tests automatically.

Review & Self-Heal

Donobu maintains your tests automatically when the UI changes — no brittle selectors, no manual rewrites.

Browser Test Automation

The local test browser for developers and coding agents. AI-powered, self-healing, and Playwright-native.

Local & Secure

All tests run locally. Your prompts, keys, and screenshots never leave your environment.

Bring Your Own Keys

Use your own OpenAI, Anthropic, or Gemini API keys. Donobu works with whatever LLM you trust.

No Cloud Lock-in

Everything stays local — no vendor lock-in or managed-service dependency.

API Server

Donobu Studio spins up a local API server that your LLM can interact with.

Available at localhost:31000/api/schema

AI Assistant Ready

Works seamlessly with Claude Code, Cursor AI, and other IDE assistants for instant test automation.

What is Donobu?

Donobu is a local-first testing platform that lets engineers, QA, and coding agents run real browser flows, validate behavior, and export resilient Playwright tests.

How Donobu helps teams ship faster

• Run autonomous or manual browser flows on local environments
• Generate and replay deterministic Playwright tests
• Use AI-powered assertions for semantic checks beyond selectors