John Cramer
Community@Cramer-69 · san Diego
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Agent Skills by John Cramer
Showing 90 vetted skills indexed across 1 GitHub repositories.
Cramer-69context-engineering-collection
Provides structured guidance for context engineering, multi-agent architectures, and agent system evaluation.
Cramer-69planning-with-files
Creates persistent markdown planning files to track phases, findings, and progress across complex tasks.
Cramer-69template-skill
Provides a starter template for authoring new Claude skill definitions.
Cramer-69theme-factory
Apply curated color and font themes to slides, docs, and HTML artifacts.
Cramer-69doc-coauthoring
Guides collaborative document creation through context gathering, iterative drafting, and reader testing.
Cramer-69xlsx
Create, edit, and analyze Excel spreadsheets with formulas, formatting, and recalculation.
Cramer-69Extract text and tables, create, merge, split, and fill PDF documents programmatically.
Cramer-69algorithmic-art
Create generative art with p5.js using seeded randomness and interactive parameter controls.
Cramer-69internal-comms
Write internal communications like 3P updates, newsletters, and FAQs using company formats.
Cramer-69skill-creator
Create, validate, and package Claude skill directories with SKILL.md frontmatter.
Cramer-69canvas-design
Create original visual art and posters as PNG or PDF files using design philosophies.
Cramer-69pptx
Create, edit, and analyze PowerPoint presentations using HTML conversion and OOXML manipulation.
Cramer-69slack-gif-creator
Create animated GIFs optimized for Slack emoji and message requirements using PIL.
Cramer-69webapp-testing
Automate testing of local web applications using Python Playwright scripts.
Cramer-69frontend-design
Generate production-grade frontend interfaces with distinctive typography, color, motion, and layout design.
Cramer-69mcp-builder
Guides creation of MCP servers in Python or TypeScript with evaluation tooling.
Cramer-69brand-guidelines
Applies Anthropic brand colors and typography to documents and visual artifacts.
Cramer-69docx
Create, edit, and analyze Word documents with tracked changes and comments.
Cramer-69web-artifacts-builder
Creates and bundles React, Tailwind CSS, and shadcn/ui projects into single HTML artifacts.
Cramer-69content-research-writer
Assists writing articles through research, citations, outlining, and section-by-section feedback.
Cramer-69tailored-resume-generator
Generates tailored resumes by analyzing job descriptions and mapping candidate experience to requirements.
Cramer-69langsmith-fetch
Fetch and analyze LangSmith execution traces to debug LangChain and LangGraph agents.
Cramer-69youtube-downloader
Download YouTube videos and audio with configurable quality and format options.
Cramer-69raffle-winner-picker
Selects random winners from lists, CSV files, Excel spreadsheets, or Google Sheets.
Frequently Asked Questions About John Cramer
FAQPage SchemaWhat tasks can I accomplish with Cramer-69's skill collection?▼
You can engineer agent context (compression, memory systems, filesystem offloading), design multi-agent supervisor and swarm architectures, train models on Hugging Face Jobs, debug LangChain traces via LangSmith, process PDF/DOCX/XLSX/PPTX files, build MCP servers, and create frontend interfaces, slides, and algorithmic art.
Who is the target audience for these skills?▼
Agent systems engineers, ML practitioners fine-tuning models on Hugging Face infrastructure, and developers using Claude Code or Codex who need structured planning, test-driven development, systematic debugging, code review, and git worktree isolation practices.
How do I install and run these skills?▼
Use the skill-installer skill to install curated skills into $CODEX_HOME/skills from a list or GitHub repo path, including private repos. Skills like planning-with-files are user-invocable and register hooks (PreToolUse, PostToolUse, Stop) that run shell or PowerShell scripts automatically.
Are these skills open source and what do they cost?▼
Licensing varies per skill. Document skills (xlsx, pdf, docx, pptx) are proprietary with terms in LICENSE.txt, while many others reference complete terms in bundled LICENSE files. The skills themselves are free to install; costs arise from Hugging Face Jobs GPU compute, which includes cost estimation guidance.
What prerequisites or dependencies do these skills require?▼
langsmith-fetch requires its CLI installed; gh-fix-ci and gh-address-comments require authenticated gh CLI; Hugging Face skills need Hub authentication tokens; planning-with-files uses bash or PowerShell on Windows; webapp-testing requires Playwright; model training uses TRL, UV scripts, and Trackio.