Agent Plugins Specification v1.0.0 — A minimal standard for packaging agent extensions into distributable plugins

Create and validate Apple Icon Composer .icon packages — installable as a Claude Code plugin, a Codex plugin, or a gh skill.

Agent Skills for end-to-end story writing in markdown, packaged as Codex and Claude Code plugins.

ISO 24495 Plain Language skills and Claude Code plugin

Claude Code–style dynamic workflows for Pi: code-mode subagents with real model routing, journaled resume, git-worktree isolation, cost accounting, an interactive /workflows TUI, an /ultracode standing opt-in, and deep research.

📖 Cross-agent research paper toolkit for Claude Code, Codex, OpenCode, and DeepSeek Harness—quick summaries, deep study materials, code demos, and a local web viewer.