unibrowserCross-Browser E2E Testing

Write one test. Run it across Chrome, Firefox, and Safari. Full type safety, zero boilerplate.

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🌐

Cross-Browser

One test suite runs across Chromium, Firefox, and WebKit (Safari) automatically. Write once, test everywhere.

🔒

Type-Safe

Full TypeScript with strict mode. Every method, every option, every return type is fully typed with IntelliSense.

⚡

Zero Boilerplate

crossBrowserSuite() handles browser lifecycle for you. No manual launch, close, or setup code needed.

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Visual Regression

Built-in screenshot capture and pixel-level comparison. Auto-creates baselines on first run.

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Auto-Download

ensureAll() installs browsers and system dependencies programmatically. Works on Linux, macOS, and Windows.

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CI-Ready

Headless by default. Works in Docker, GitHub Actions, GitLab CI. Includes ready-made workflow templates.

Quick Example

typescript

import { crossBrowserSuite } from "unibrowser";

crossBrowserSuite("My App", (test) => {
  test("loads homepage", async ({ page }) => {
    await page.goto("https://example.com");
    await page.expectTitle("Example Domain");
    const h1 = page.locator("h1");
    await h1.expectText("Example Domain");
  });
});

bash

npx vitest run

✓ My App [chromium] > loads homepage
✓ My App [firefox]  > loads homepage
✓ My App [webkit]   > loads homepage

Install