Skill Claude CodeCodex
Validates data against common and custom rules (required fields, formats, ranges). Use when checking data quality, input validation, or enforcing schemas and constraints.
Skill Claude CodeCodex
Automatically fills web forms using provided field data and can optionally submit the form. Use when automating form input, testing forms, or submitting structured data to websites.
Skill Claude CodeCodex
Guide for creating advanced-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through well-designed tools. Use when building MCP servers to integrate external APIs or services, whether in Python (FastMCP) or Node/TypeScript (MCP SDK).
Skill Claude Code
Extracts text and tables from PDF files, fills PDF forms, and creates/merges/splits PDF documents. Use when users mention PDFs, forms, document extraction, or PDF generation.
Skill Claude Code
Fetches current weather conditions and a 7-day forecast for a requested location using Open-Meteo geocoding and forecast APIs. Use when the user asks about weather, temperature, rain, wind, or a weekly forecast for a place.
Skill Claude CodeCodex
Extracts data from web pages using browser automation and CSS/JavaScript selectors. Use when you need to scrape titles/text/structured fields from live web pages or when the user mentions scraping, extraction, or selectors.
Skill Claude Code needs its repo
Reference for the Coworker file-queue automation system: task lifecycle, directory state machine, PowerShell workers, scheduler configuration, and operational conventions. Use when you need to understand how Coworker works or debug its behavior.
Skill Claude Code needs its repo
Orchestrates 30 check scripts across 9 categories (code, tests, docs, SKILLs, deps, infra). Use when asked to run maintenance, check quality, verify docs, audit SKILLs, or clean up artifacts.
Skill Claude Code
Lists, pairs, deduplicates, and moves task files across the Coworker task state machine (0draft → 6git-pushed). Use when asked to organize, clean up, or audit task files.
Skill Claude Code needs its repo
Discovers and runs Browser4 test suites (unit, integration, E2E, CLI, PowerShell, real-world scenarios, production acceptance). Use when asked to run, check, or verify tests.
Skill Claude Code
Analyzes Claude Code session traces (JSONL) and draft task files to report token usage per task. Use when asked about token usage, session costs, or task efficiency metrics.
Skill Claude Code needs its repo
Runs bin/test-production.ps1 to acceptance-test a production (or prerelease) release of browser4-cli. Use when asked to run production tests, acceptance-test a release, or verify the published CLI.
Skill Claude Code
Automates browser interactions for web testing, form filling, screenshots, and data extraction. Use when the user needs to navigate websites, interact with web pages, fill forms, take screenshots, test web applications, or extract information from web pages.
Skill Claude Code
Create and validate Browser4 plugins, skills, JS scripts, and shell scripts; and develop Browser4 ITSELF (self-development): build modules, extract live skeletons, analyze impact, plan dev tasks, and check CDP pitfalls. Use when the user asks to write a Browser4 plugin or skill, write browser JS or build scripts…
Skill Claude Code
Develop features inside the Browser4 repository itself: add CLI commands, agent tool domains, REST endpoints, tests, and skills; analyze impact, plan dev tasks, check CDP pitfalls, and verify builds. Use when the user asks to add a new browser4-cli command, new tool domain, REST endpoint, modify Browser4's own…
Skill Claude Code needs its repo
Use experiencesave to persist task traces, experiencequery to recall them on revisit, and experiencelist to inspect stored knowledge. Reuses selectors, extraction patterns, and blocker awareness across sessions.
Skill Claude Code
Fix bugs in code using a compile-test-fix loop: run the build/tests, read the error, locate the faulty lines, edit, and re-verify until green. Use when the user reports a build failure, test failure, crash, or asks to fix an error in Browser4 plugins, Kotlin, TS/JS, Python, or scripts.
Skill Claude CodeCodex
Guides the creation of Browser4 plugins from requirements gathering through deployment. Use when the user wants to create, build, scaffold, or extend Browser4 with a new plugin — whether for CAPTCHA solving, media processing, content conversion, page category detection, custom RPA actions, or new LLM agent tools.
Skill Claude CodeCodex
Extract and audit SEO metadata from the current browser page. Use when the user wants to check a page's SEO health, review meta tags, Open Graph, Twitter Cards, canonical links, structured data (JSON-LD), or diagnose why a page ranks poorly.
Skill Claude CodeCodex
Groups similar web pages together and produces an interactive HTML report with clusters of related pages, plus Excel spreadsheets for analysis. Use when the user wants to cluster downloaded HTML files, convert detail web pages into interactive views, or analyze a folder of web pages locally.
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: