Hwanseok Yu
Community@grasshopper42 · Seoul, Republic of Korea
Agent Skills by Hwanseok Yu
Showing 58 vetted skills indexed across 1 GitHub repositories.
GrassHopper42gstack
Automates web browsing and interactions with Playwright via command-line interface.
GrassHopper42pair-agent
Connect a browser with a remote AI agent for collaborative browsing.
GrassHopper42benchmark
Detect performance regressions in web applications using browser metrics and baseline comparison.
GrassHopper42design-html
Convert design mockups into HTML/CSS with dynamic layouts and text reflow.
GrassHopper42plan-tune
Tunes question sensitivity and analyzes developer psychographics within the gstack platform.
GrassHopper42design-shotgun
Generate multiple UI/UX design variants and collect structured feedback for iteration.
GrassHopper42plan-design-review
Review design plans interactively and provide improvement suggestions.
GrassHopper42autoplan
Execute review skills sequentially with predefined decision principles.
GrassHopper42design-consultation
Generate design system proposals, HTML previews, and DESIGN.md documentation.
GrassHopper42learn
Organize and retrieve project learnings across multiple sessions.
GrassHopper42freeze
Restrict file edits to a specified directory during a session.
GrassHopper42ios-qa
Automate iOS QA for SwiftUI apps on a connected iPhone.
GrassHopper42careful
Block destructive commands like 'rm -rf' via PreToolUse hooks.
GrassHopper42cso
Audits project security including credentials, dependencies, CI/CD pipelines, and threat models.
GrassHopper42canary
Monitor canary releases for console errors, performance regressions, and page failures.
GrassHopper42open-gstack-browser
Activates the GStack Browser Chromium variant with AI sidebar features.
GrassHopper42diagram
Convert natural language or mermaid syntax into Excalidraw and SVG diagrams.
GrassHopper42investigate
Debug issues systematically using Bash, Read, Write, Edit, Grep, Glob, AskUserQuestion, and WebSearch.
GrassHopper42context-restore
Restore saved working contexts across branches from session files.
GrassHopper42document-release
Automates documentation updates after release using Git diff analysis and Markdown files.
GrassHopper42health
Compute a weighted composite code quality score from project tools.
GrassHopper42gstack-upgrade
Upgrade gstack to the latest version and configure brain sync sources.
GrassHopper42land-and-deploy
Merge pull requests, deploy code, and verify production health in gstack environments.
GrassHopper42codex
Review code, run adversarial challenges, and consult on coding questions.