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Documented system prompts from Anthropic - Claude Fable 5.1, Opus 5.5, Claude Design, Claude Code. OpenAI - ChatGPT GPT-6-Astra, Codex. Google - Gemini 3.8 Flash, 3.1 Pro, Antigravity. xAI - Grok, Grok Bot, Cursor, Kimi and more! Updated re

My own collection of skills for modern Node.js development

A comprehensive development environment with specialized AI agents for code review, security analysis, and technical leadership.

Claude Code plugin for Elixir/Phoenix/LiveView — 26 specialist agents, Iron Laws enforcement, and Tidewave MCP integration. Plan features with parallel research agents, execute with automatic verification, review with 4-agent parallel audit

Open-source, Git-native memory for AI coding agents — deterministic local recall for Claude Code, Codex, Cursor, Gemini CLI, and compatible tools.

PRD-driven Context Engineering: A systematic approach to building AI-powered products using progressive documentation and context-aware development workflows

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Your agent invents things because it has no memory, and can't touch your database because it has no arms. rsc is the meta-harness that gives it both, plus the trade to know the job and the reflexes to not break your repo. For Claude Code, C

Playwright for coding agents. Test that your skills, MCP servers, and CLIs actually work when an agent uses them — sandboxed YAML suites, A/B experiments, CI gates.

OKF-powered knowledge context for Claude Code — injects your project's knowledge base at every session

Research that compiles.

Primes your project for peak Claude Code performance

Spec-driven development and context engineering for Claude Code, Cursor, Codex, and GitHub Copilot — backed by project context in Git.

Claude Code plugin: AI agent for your Obsidian vault — process books, courses, papers, YouTube into connected notes

Your AI finally remembers your codebase

One source to rule them all: write agents, skills, rules, and hooks once, then sync them to your AI tools.

⚗️ Experimental — A markdown brain that gives your AI coding tools judgment and rigor: sharp defaults, real decisions, and the discipline to verify before saying done. For Claude Code, Cursor and Codex. It improves itself over time.

BaseHalf desktop version!

Context engineering and governed workflows for AI coding agents. Keep project knowledge coherent, route work to specialists, and scale from small fixes to bounded autonomous loops.

Cut Claude Code token usage by 40.9% and ship a CI gate for coding-agent cost leaks. Stdlib Python hook + GitHub Action for Claude Code, Codex, Cursor, and agentic coding teams.

Your AI memory bank is eating your context window. Capped, git-committed, retrieval-first project memory shared by every agent via AGENTS.md.

Multi-harness AI plugin for Claude Code, Cursor and Codex CLI: skills that run the delivery lifecycle of a project team - intake, estimate, design, spec, breakdown, plan, implement, fix, review, QA, verify, release, incident, retro, onboard

Development workflow enforcement plugin for Claude Code

Workflow infrastructure plugin for Claude Code projects — TDD-driven sprint management, review gates, hook parameterization, and multi-stack config

An opinionated, config-driven AI-SDLC toolkit for AI-assisted software engineering. Skills, agents, hooks, and a role-based capability model. The 1-100 toolkit for AI coding agents: spec-driven pipeline, adversarial review bench, determinis

Claude Code plugin marketplace for the rhiza plugin — slash commands for working in rhiza-managed repos.

The definitive guide to configuring Claude Code for maximum performance. 190+ skills, 33 agents, battle-tested templates, and a one-prompt setup.

A multi-host plugin for Claude Code, Codex, and OpenCode. It gives a repository one explicit, change-driven engineering workflow:

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An LGTM you can trust: a complete pipeline running several issues at once, each in its own git worktree, through a scripted five-agent flow that self-recovers or escalates to you, on the way to a mergeable PR.