Anthropic Webapp Testing | mog

Web App Testing

Toolkit for testing local web applications using Playwright. Verifies frontend functionality, debugs UI behavior, captures screenshots, and inspects browser logs.

What it does

Write Playwright automation scripts to test web UI
Capture screenshots for visual inspection and debugging
Interact with elements using semantic, resilient selectors
Wait for async state properly (no flaky tests)
Debug issues by inspecting rendered DOM state

Installation

mog install mogteam/anthropic-webapp-testing

Example prompts

"Test the login flow of my app at localhost:3000"
"Write a Playwright script to verify the checkout flow"
"Take a screenshot of the homepage and check for errors"
"Automate filling out the registration form"

Source

Sourced from anthropics/skills under the Apache 2.0 license. Copyright Anthropic.

Releases

v1.0.0latest

3 files2/24/2026

For AI Assistants

After installing, your AI assistant needs a pointer to the skill file. Use the agent card below or the --wire flag.

Install + auto-wire

mog install mogteam/anthropic-webapp-testing --target cursor --wire

Creates .cursor/rules/anthropic-webapp-testing.mdc pointing to the skill.

Agent card

## Anthropic Webapp Testing
Toolkit for testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs. Use when writing automated browser tests or debugging web UI issues.
- **Install**: `mog install mogteam/anthropic-webapp-testing --target cursor`
- **Type**: skill
- **Path after install**: `.cursor/skills/anthropic-webapp-testing/SKILL.md`
- **Targets**: cursor, claude-code, codex, generic
When editing, read and follow @.cursor/skills/anthropic-webapp-testing/SKILL.md

Paste into AGENTS.md, .cursor/rules, or your agent's instructions.

Install paths by target

cursor.cursor/skills/anthropic-webapp-testing/SKILL.md

claude-code.claude/skills/anthropic-webapp-testing/SKILL.md

codexmog_modules/anthropic-webapp-testing/SKILL.md

genericmog_modules/anthropic-webapp-testing/SKILL.md

Community Rating

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skillcursorclaude-codecodexgeneric

Anthropic Webapp Testing

Toolkit for testing local web applications using Playwright. Supports verifying frontend functionality, debugging UI behavior, capturing browser screenshots, and viewing browser logs. Use when writing automated browser tests or debugging web UI issues.

Free

Excellentmog rating(4.3)

0 installs

v1.0.0

mog install mogteam/anthropic-webapp-testing

Source

Anthropic

github.com/anthropics/skills

75k

This package is sourced from the above repository and distributed on mog under its original license.

mog.md Team

@mogteam

Official curated skills and prompt templates from the mog.md team.