prototype
Build a throwaway prototype to answer a design question.
Skill by xxKeefer
Chalk Labs
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Install
Works with Claude Code, Claude apps, Codex, Cursor, Gemini CLI, GitHub Copilot, VS Code, OpenCode, Goose, Windsurf. Read the repository before you give any tool access to your data.
npx agentmarket install skill/xxkeefer-prototype
Asks which of your tools to add it to (Claude Code, Codex, Cursor, VS Code, Windsurf, Gemini CLI, Claude Desktop) and shows the change first. See https://agentmart.dev/cli.
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About
Use cases: design
Reviews
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What's inside
- Skill name
prototype- Description
- Build a throwaway prototype to answer a design question. Use when the user wants to sanity-check whether a state model or logic feels right, or explore what a UI should look like.
- License
- unknown
- Instructions
- 27 lines in SKILL.md · view on GitHub
Files (3)
- LOGIC.md
- SKILL.md
- UI.md
The license isn't open source, so the instructions aren't shown here. Read SKILL.md on GitHub
More from xxKeefer/skills
- 0.519score
explain-reasoning
xxKeefer
Explain the reasoning behind decisions, conclusions, or suggestions made in the current conversation.
SkillBFreshness: BClaude Code +9 - 0.469score
to-plan
xxKeefer
Break a task into an executable plan for /implement — or skip planning if the task is simple enough.
SkillCFreshness: CClaude Code +9 - 0.469score
to-tickets-old
xxKeefer
Turn a /spike output into tracker tickets ready for /to-plan or /implement.
SkillCFreshness: CClaude Code +9 - 0.469score
sync-docs
xxKeefer
Analyze current code changes and update all documentation that has fallen out of sync.
SkillCFreshness: CClaude Code +9 - 0.469score
diagnose
xxKeefer
Track down a bug whose root cause is not obvious -- the head-scratchers that need deep code exploration and tracing.
SkillCFreshness: CClaude Code +9 - 0.469score
spike
xxKeefer
Deep-dive investigation of a feature, bug, or technical problem.
SkillCFreshness: CClaude Code +9 - 0.469score
resolve-feedback
xxKeefer
Critically assess code review feedback before applying fixes.
SkillCFreshness: CClaude Code +9 - 0.469score
resolve-conflicts
xxKeefer
Resolve git merge/rebase conflicts in a file using its history and the in-progress operation as context.
SkillCFreshness: CClaude Code +9 - 0.469score
fix
xxKeefer
Fix a functionally broken behaviour found during manual QA.
SkillCFreshness: CClaude Code +9 - 0.469score
happy-path
xxKeefer
Generate a manual QA test plan for the current changeset.
SkillCFreshness: CClaude Code +9 - 0.467score
debrief
xxKeefer
Produce a human-readable session debrief and drop it into 00-notes/ in the Obsidian vault.
SkillCFreshness: CClaude Code +9 - 0.466score
setup-tool-policy
xxKeefer
Install the tool-policy PreToolUse hook (runner redirection + command blocking) into a Claude Code settings file.
SkillCFreshness: CClaude Code +9
Signals
- Stars
- 0
- Forks
- 0
- Open issues
- 0
- Last commit (this folder)
- Jul 20, 2026 (3 months ago)
From GitHub (fetched Oct 24, 2026).
Details
- License
- License unknown
- Repository
- github.com/xxKeefer/skills
- First seen
- Oct 24, 2026
- Last checked
- Oct 24, 2026
- Source
- GitHubgithub-graphql
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More from xxKeefer
- 0.519score
explain-reasoning
xxKeefer
Explain the reasoning behind decisions, conclusions, or suggestions made in the current conversation.
SkillBFreshness: BClaude Code +9 - 0.469score
to-plan
xxKeefer
Break a task into an executable plan for /implement — or skip planning if the task is simple enough.
SkillCFreshness: CClaude Code +9 - 0.469score
to-tickets-old
xxKeefer
Turn a /spike output into tracker tickets ready for /to-plan or /implement.
SkillCFreshness: CClaude Code +9 - 0.469score
fix
xxKeefer
Fix a functionally broken behaviour found during manual QA.
SkillCFreshness: CClaude Code +9 - 0.469score
diagnose
xxKeefer
Track down a bug whose root cause is not obvious -- the head-scratchers that need deep code exploration and tracing.
SkillCFreshness: CClaude Code +9 - 0.469score
happy-path
xxKeefer
Generate a manual QA test plan for the current changeset.
SkillCFreshness: CClaude Code +9
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Rahil Jain, Co-founder, Chalk Labs. Ex-Goldman Sachs engineer. You talk to the person who builds it.
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Cite this page
prototype skill. Agent Mart. https://agentmart.dev/skills/xxkeefer-prototype (last updated 2026-10-24)